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apache / tomcat55 / 0a810a244d6f30e7222f45aee42c462392da630b / . / container / catalina / src / share / org / apache / catalina / core / StandardContext.java
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.catalina.core;
import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.Stack;
import java.util.TreeMap;
import javax.management.AttributeNotFoundException;
import javax.management.ListenerNotFoundException;
import javax.management.MBeanNotificationInfo;
import javax.management.MBeanRegistrationException;
import javax.management.MBeanServer;
import javax.management.MalformedObjectNameException;
import javax.management.Notification;
import javax.management.NotificationBroadcasterSupport;
import javax.management.NotificationEmitter;
import javax.management.NotificationFilter;
import javax.management.NotificationListener;
import javax.management.ObjectName;
import javax.naming.NamingException;
import javax.naming.directory.DirContext;
import javax.servlet.FilterConfig;
import javax.servlet.ServletContext;
import javax.servlet.ServletContextAttributeListener;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import javax.servlet.ServletException;
import javax.servlet.ServletRequestAttributeListener;
import javax.servlet.ServletRequestListener;
import javax.servlet.http.HttpSessionAttributeListener;
import javax.servlet.http.HttpSessionListener;
import org.apache.catalina.Container;
import org.apache.catalina.ContainerListener;
import org.apache.catalina.Context;
import org.apache.catalina.Engine;
import org.apache.catalina.Globals;
import org.apache.catalina.Host;
import org.apache.catalina.InstanceListener;
import org.apache.catalina.Lifecycle;
import org.apache.catalina.LifecycleException;
import org.apache.catalina.LifecycleListener;
import org.apache.catalina.Loader;
import org.apache.catalina.Wrapper;
import org.apache.catalina.deploy.ApplicationParameter;
import org.apache.catalina.deploy.ErrorPage;
import org.apache.catalina.deploy.FilterDef;
import org.apache.catalina.deploy.FilterMap;
import org.apache.catalina.deploy.LoginConfig;
import org.apache.catalina.deploy.MessageDestination;
import org.apache.catalina.deploy.MessageDestinationRef;
import org.apache.catalina.deploy.NamingResources;
import org.apache.catalina.deploy.SecurityCollection;
import org.apache.catalina.deploy.SecurityConstraint;
import org.apache.catalina.loader.WebappLoader;
import org.apache.catalina.session.StandardManager;
import org.apache.catalina.startup.ContextConfig;
import org.apache.catalina.startup.TldConfig;
import org.apache.catalina.util.CharsetMapper;
import org.apache.catalina.util.ExtensionValidator;
import org.apache.catalina.util.RequestUtil;
import org.apache.catalina.util.URLEncoder;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.commons.modeler.Registry;
import org.apache.naming.ContextBindings;
import org.apache.naming.resources.BaseDirContext;
import org.apache.naming.resources.DirContextURLStreamHandler;
import org.apache.naming.resources.FileDirContext;
import org.apache.naming.resources.ProxyDirContext;
import org.apache.naming.resources.WARDirContext;
/**
* Standard implementation of the <b>Context</b> interface. Each
* child container must be a Wrapper implementation to process the
* requests directed to a particular servlet.
*
* @author Craig R. McClanahan
* @author Remy Maucherat
* @version $Revision$ $Date$
*/
public class StandardContext
extends ContainerBase
implements Context, Serializable, NotificationEmitter
{
private static transient Log log = LogFactory.getLog(StandardContext.class);
// ----------------------------------------------------------- Constructors
/**
* Create a new StandardContext component with the default basic Valve.
*/
public StandardContext() {
super();
pipeline.setBasic(new StandardContextValve());
broadcaster = new NotificationBroadcasterSupport();
}
// ----------------------------------------------------- Class Variables
/**
* The descriptive information string for this implementation.
*/
private static final String info =
"org.apache.catalina.core.StandardContext/1.0";
/**
* Array containing the safe characters set.
*/
protected static URLEncoder urlEncoder;
/**
* GMT timezone - all HTTP dates are on GMT
*/
static {
urlEncoder = new URLEncoder();
urlEncoder.addSafeCharacter('~');
urlEncoder.addSafeCharacter('-');
urlEncoder.addSafeCharacter('_');
urlEncoder.addSafeCharacter('.');
urlEncoder.addSafeCharacter('*');
urlEncoder.addSafeCharacter('/');
}
// ----------------------------------------------------- Instance Variables
/**
* The alternate deployment descriptor name.
*/
private String altDDName = null;
/**
* Associated host name.
*/
private String hostName;
/**
* The antiJARLocking flag for this Context.
*/
private boolean antiJARLocking = false;
/**
* The antiResourceLocking flag for this Context.
*/
private boolean antiResourceLocking = false;
/**
* The set of application listener class names configured for this
* application, in the order they were encountered in the web.xml file.
*/
private String applicationListeners[] = new String[0];
/**
* The set of instantiated application event listener objects</code>.
*/
private transient Object applicationEventListenersObjects[] =
new Object[0];
/**
* The set of instantiated application lifecycle listener objects</code>.
*/
private transient Object applicationLifecycleListenersObjects[] =
new Object[0];
/**
* The set of application parameters defined for this application.
*/
private ApplicationParameter applicationParameters[] =
new ApplicationParameter[0];
/**
* The application available flag for this Context.
*/
private boolean available = false;
/**
* The broadcaster that sends j2ee notifications.
*/
private NotificationBroadcasterSupport broadcaster = null;
/**
* The Locale to character set mapper for this application.
*/
private transient CharsetMapper charsetMapper = null;
/**
* The Java class name of the CharsetMapper class to be created.
*/
private String charsetMapperClass =
"org.apache.catalina.util.CharsetMapper";
/**
* The path to a file to save this Context information.
*/
private String configFile = null;
/**
* The "correctly configured" flag for this Context.
*/
private boolean configured = false;
/**
* The security constraints for this web application.
*/
private SecurityConstraint constraints[] = new SecurityConstraint[0];
/**
* The ServletContext implementation associated with this Context.
*/
protected transient ApplicationContext context = null;
/**
* Compiler classpath to use.
*/
private String compilerClasspath = null;
/**
* Should we attempt to use cookies for session id communication?
*/
private boolean cookies = true;
/**
* Should we allow the <code>ServletContext.getContext()</code> method
* to access the context of other web applications in this server?
*/
private boolean crossContext = false;
/**
* Encoded path.
*/
private String encodedPath = null;
/**
* The "follow standard delegation model" flag that will be used to
* configure our ClassLoader.
*/
private boolean delegate = false;
/**
* The display name of this web application.
*/
private String displayName = null;
/**
* Override the default context xml location.
*/
private String defaultContextXml;
/**
* Override the default web xml location.
*/
private String defaultWebXml;
/**
* The distributable flag for this web application.
*/
private boolean distributable = false;
/**
* The document root for this web application.
*/
private String docBase = null;
/**
* The original document root for this web application.
*/
private String originalDocBase = null;
/**
* The exception pages for this web application, keyed by fully qualified
* class name of the Java exception.
*/
private HashMap exceptionPages = new HashMap();
/**
* The set of filter configurations (and associated filter instances) we
* have initialized, keyed by filter name.
*/
private HashMap filterConfigs = new HashMap();
/**
* The set of filter definitions for this application, keyed by
* filter name.
*/
private HashMap filterDefs = new HashMap();
/**
* The set of filter mappings for this application, in the order
* they were defined in the deployment descriptor.
*/
private FilterMap filterMaps[] = new FilterMap[0];
/**
* The set of classnames of InstanceListeners that will be added
* to each newly created Wrapper by <code>createWrapper()</code>.
*/
private String instanceListeners[] = new String[0];
/**
* The login configuration descriptor for this web application.
*/
private LoginConfig loginConfig = null;
/**
* The mapper associated with this context.
*/
private org.apache.tomcat.util.http.mapper.Mapper mapper =
new org.apache.tomcat.util.http.mapper.Mapper();
/**
* The naming context listener for this web application.
*/
private transient NamingContextListener namingContextListener = null;
/**
* The naming resources for this web application.
*/
private NamingResources namingResources = null;
/**
* The message destinations for this web application.
*/
private HashMap messageDestinations = new HashMap();
/**
* The MIME mappings for this web application, keyed by extension.
*/
private HashMap mimeMappings = new HashMap();
/**
* Special case: error page for status 200.
*/
private ErrorPage okErrorPage = null;
/**
* The context initialization parameters for this web application,
* keyed by name.
*/
private HashMap parameters = new HashMap();
/**
* The request processing pause flag (while reloading occurs)
*/
private boolean paused = false;
/**
* The public identifier of the DTD for the web application deployment
* descriptor version we are currently parsing. This is used to support
* relaxed validation rules when processing version 2.2 web.xml files.
*/
private String publicId = null;
/**
* The reloadable flag for this web application.
*/
private boolean reloadable = false;
/**
* Unpack WAR property.
*/
private boolean unpackWAR = true;
/**
* The DefaultContext override flag for this web application.
*/
private boolean override = false;
/**
* The privileged flag for this web application.
*/
private boolean privileged = false;
/**
* Should the next call to <code>addWelcomeFile()</code> cause replacement
* of any existing welcome files? This will be set before processing the
* web application's deployment descriptor, so that application specified
* choices <strong>replace</strong>, rather than append to, those defined
* in the global descriptor.
*/
private boolean replaceWelcomeFiles = false;
/**
* The security role mappings for this application, keyed by role
* name (as used within the application).
*/
private HashMap roleMappings = new HashMap();
/**
* The security roles for this application, keyed by role name.
*/
private String securityRoles[] = new String[0];
/**
* The servlet mappings for this web application, keyed by
* matching pattern.
*/
private HashMap servletMappings = new HashMap();
/**
* The session timeout (in minutes) for this web application.
*/
private int sessionTimeout = 30;
/**
* The notification sequence number.
*/
private long sequenceNumber = 0;
/**
* The status code error pages for this web application, keyed by
* HTTP status code (as an Integer).
*/
private HashMap statusPages = new HashMap();
/**
* Set flag to true to cause the system.out and system.err to be redirected
* to the logger when executing a servlet.
*/
private boolean swallowOutput = false;
/**
* The JSP tag libraries for this web application, keyed by URI
*/
private HashMap taglibs = new HashMap();
/**
* Amount of ms that the container will wait for servlets to unload.
*/
private long unloadDelay = 2000;
/**
* The watched resources for this application.
*/
private String watchedResources[] = new String[0];
/**
* The welcome files for this application.
*/
private String welcomeFiles[] = new String[0];
/**
* The set of classnames of LifecycleListeners that will be added
* to each newly created Wrapper by <code>createWrapper()</code>.
*/
private String wrapperLifecycles[] = new String[0];
/**
* The set of classnames of ContainerListeners that will be added
* to each newly created Wrapper by <code>createWrapper()</code>.
*/
private String wrapperListeners[] = new String[0];
/**
* The pathname to the work directory for this context (relative to
* the server's home if not absolute).
*/
private String workDir = null;
/**
* Java class name of the Wrapper class implementation we use.
*/
private String wrapperClassName = StandardWrapper.class.getName();
private Class wrapperClass = null;
/**
* JNDI use flag.
*/
private boolean useNaming = true;
/**
* Filesystem based flag.
*/
private boolean filesystemBased = false;
/**
* Name of the associated naming context.
*/
private String namingContextName = null;
/**
* Caching allowed flag.
*/
private boolean cachingAllowed = true;
/**
* Case sensitivity.
*/
protected boolean caseSensitive = true;
/**
* Allow linking.
*/
protected boolean allowLinking = false;
/**
* Cache max size in KB.
*/
protected int cacheMaxSize = 10240; // 10 MB
/**
* Cache TTL in ms.
*/
protected int cacheTTL = 5000;
private boolean lazy=true;
/**
* Non proxied resources.
*/
private transient DirContext webappResources = null;
private long startupTime;
private long startTime;
private long tldScanTime;
/**
* Name of the engine. If null, the domain is used.
*/
private String engineName = null;
private String j2EEApplication="none";
private String j2EEServer="none";
/**
* Attribute value used to turn on/off XML validation
*/
private boolean webXmlValidation = false;
/**
* Attribute value used to turn on/off XML namespace validation
*/
private boolean webXmlNamespaceAware = false;
/**
* Attribute value used to turn on/off TLD processing
*/
private boolean processTlds = true;
/**
* Attribute value used to turn on/off XML validation
*/
private boolean tldValidation = false;
/**
* Attribute value used to turn on/off TLD XML namespace validation
*/
private boolean tldNamespaceAware = false;
/**
* Should we save the configuration.
*/
private boolean saveConfig = true;
// ----------------------------------------------------- Context Properties
public String getEncodedPath() {
return encodedPath;
}
public void setName( String name ) {
super.setName( name );
encodedPath = urlEncoder.encode(name);
}
/**
* Is caching allowed ?
*/
public boolean isCachingAllowed() {
return cachingAllowed;
}
/**
* Set caching allowed flag.
*/
public void setCachingAllowed(boolean cachingAllowed) {
this.cachingAllowed = cachingAllowed;
}
/**
* Set case sensitivity.
*/
public void setCaseSensitive(boolean caseSensitive) {
this.caseSensitive = caseSensitive;
}
/**
* Is case sensitive ?
*/
public boolean isCaseSensitive() {
return caseSensitive;
}
/**
* Set allow linking.
*/
public void setAllowLinking(boolean allowLinking) {
this.allowLinking = allowLinking;
}
/**
* Is linking allowed.
*/
public boolean isAllowLinking() {
return allowLinking;
}
/**
* Set cache TTL.
*/
public void setCacheTTL(int cacheTTL) {
this.cacheTTL = cacheTTL;
}
/**
* Get cache TTL.
*/
public int getCacheTTL() {
return cacheTTL;
}
/**
* Return the maximum size of the cache in KB.
*/
public int getCacheMaxSize() {
return cacheMaxSize;
}
/**
* Set the maximum size of the cache in KB.
*/
public void setCacheMaxSize(int cacheMaxSize) {
this.cacheMaxSize = cacheMaxSize;
}
/**
* Return the "follow standard delegation model" flag used to configure
* our ClassLoader.
*/
public boolean getDelegate() {
return (this.delegate);
}
/**
* Set the "follow standard delegation model" flag used to configure
* our ClassLoader.
*
* @param delegate The new flag
*/
public void setDelegate(boolean delegate) {
boolean oldDelegate = this.delegate;
this.delegate = delegate;
support.firePropertyChange("delegate", new Boolean(oldDelegate),
new Boolean(this.delegate));
}
/**
* Returns true if the internal naming support is used.
*/
public boolean isUseNaming() {
return (useNaming);
}
/**
* Enables or disables naming.
*/
public void setUseNaming(boolean useNaming) {
this.useNaming = useNaming;
}
/**
* Returns true if the resources associated with this context are
* filesystem based.
*/
public boolean isFilesystemBased() {
return (filesystemBased);
}
/**
* Return the set of initialized application event listener objects,
* in the order they were specified in the web application deployment
* descriptor, for this application.
*
* @exception IllegalStateException if this method is called before
* this application has started, or after it has been stopped
*/
public Object[] getApplicationEventListeners() {
return (applicationEventListenersObjects);
}
/**
* Store the set of initialized application event listener objects,
* in the order they were specified in the web application deployment
* descriptor, for this application.
*
* @param listeners The set of instantiated listener objects.
*/
public void setApplicationEventListeners(Object listeners[]) {
applicationEventListenersObjects = listeners;
}
/**
* Return the set of initialized application lifecycle listener objects,
* in the order they were specified in the web application deployment
* descriptor, for this application.
*
* @exception IllegalStateException if this method is called before
* this application has started, or after it has been stopped
*/
public Object[] getApplicationLifecycleListeners() {
return (applicationLifecycleListenersObjects);
}
/**
* Store the set of initialized application lifecycle listener objects,
* in the order they were specified in the web application deployment
* descriptor, for this application.
*
* @param listeners The set of instantiated listener objects.
*/
public void setApplicationLifecycleListeners(Object listeners[]) {
applicationLifecycleListenersObjects = listeners;
}
/**
* Return the antiJARLocking flag for this Context.
*/
public boolean getAntiJARLocking() {
return (this.antiJARLocking);
}
/**
* Return the antiResourceLocking flag for this Context.
*/
public boolean getAntiResourceLocking() {
return (this.antiResourceLocking);
}
/**
* Set the antiJARLocking feature for this Context.
*
* @param antiJARLocking The new flag value
*/
public void setAntiJARLocking(boolean antiJARLocking) {
boolean oldAntiJARLocking = this.antiJARLocking;
this.antiJARLocking = antiJARLocking;
support.firePropertyChange("antiJARLocking",
new Boolean(oldAntiJARLocking),
new Boolean(this.antiJARLocking));
}
/**
* Set the antiResourceLocking feature for this Context.
*
* @param antiResourceLocking The new flag value
*/
public void setAntiResourceLocking(boolean antiResourceLocking) {
boolean oldAntiResourceLocking = this.antiResourceLocking;
this.antiResourceLocking = antiResourceLocking;
support.firePropertyChange("antiResourceLocking",
new Boolean(oldAntiResourceLocking),
new Boolean(this.antiResourceLocking));
}
/**
* Return the application available flag for this Context.
*/
public boolean getAvailable() {
return (this.available);
}
/**
* Set the application available flag for this Context.
*
* @param available The new application available flag
*/
public void setAvailable(boolean available) {
boolean oldAvailable = this.available;
this.available = available;
support.firePropertyChange("available",
new Boolean(oldAvailable),
new Boolean(this.available));
}
/**
* Return the Locale to character set mapper for this Context.
*/
public CharsetMapper getCharsetMapper() {
// Create a mapper the first time it is requested
if (this.charsetMapper == null) {
try {
Class clazz = Class.forName(charsetMapperClass);
this.charsetMapper =
(CharsetMapper) clazz.newInstance();
} catch (Throwable t) {
this.charsetMapper = new CharsetMapper();
}
}
return (this.charsetMapper);
}
/**
* Set the Locale to character set mapper for this Context.
*
* @param mapper The new mapper
*/
public void setCharsetMapper(CharsetMapper mapper) {
CharsetMapper oldCharsetMapper = this.charsetMapper;
this.charsetMapper = mapper;
if( mapper != null )
this.charsetMapperClass= mapper.getClass().getName();
support.firePropertyChange("charsetMapper", oldCharsetMapper,
this.charsetMapper);
}
/**
* Return the path to a file to save this Context information.
*/
public String getConfigFile() {
return (this.configFile);
}
/**
* Set the path to a file to save this Context information.
*
* @param configFile The path to a file to save this Context information.
*/
public void setConfigFile(String configFile) {
this.configFile = configFile;
}
/**
* Return the "correctly configured" flag for this Context.
*/
public boolean getConfigured() {
return (this.configured);
}
/**
* Set the "correctly configured" flag for this Context. This can be
* set to false by startup listeners that detect a fatal configuration
* error to avoid the application from being made available.
*
* @param configured The new correctly configured flag
*/
public void setConfigured(boolean configured) {
boolean oldConfigured = this.configured;
this.configured = configured;
support.firePropertyChange("configured",
new Boolean(oldConfigured),
new Boolean(this.configured));
}
/**
* Return the "use cookies for session ids" flag.
*/
public boolean getCookies() {
return (this.cookies);
}
/**
* Set the "use cookies for session ids" flag.
*
* @param cookies The new flag
*/
public void setCookies(boolean cookies) {
boolean oldCookies = this.cookies;
this.cookies = cookies;
support.firePropertyChange("cookies",
new Boolean(oldCookies),
new Boolean(this.cookies));
}
/**
* Return the "allow crossing servlet contexts" flag.
*/
public boolean getCrossContext() {
return (this.crossContext);
}
/**
* Set the "allow crossing servlet contexts" flag.
*
* @param crossContext The new cross contexts flag
*/
public void setCrossContext(boolean crossContext) {
boolean oldCrossContext = this.crossContext;
this.crossContext = crossContext;
support.firePropertyChange("crossContext",
new Boolean(oldCrossContext),
new Boolean(this.crossContext));
}
public String getDefaultContextXml() {
return defaultContextXml;
}
/**
* Set the location of the default context xml that will be used.
* If not absolute, it'll be made relative to the engine's base dir
* ( which defaults to catalina.base system property ).
*
* @param defaultContextXml The default web xml
*/
public void setDefaultContextXml(String defaultContextXml) {
this.defaultContextXml = defaultContextXml;
}
public String getDefaultWebXml() {
return defaultWebXml;
}
/**
* Set the location of the default web xml that will be used.
* If not absolute, it'll be made relative to the engine's base dir
* ( which defaults to catalina.base system property ).
*
* @param defaultWebXml The default web xml
*/
public void setDefaultWebXml(String defaultWebXml) {
this.defaultWebXml = defaultWebXml;
}
/**
* Gets the time (in milliseconds) it took to start this context.
*
* @return Time (in milliseconds) it took to start this context.
*/
public long getStartupTime() {
return startupTime;
}
public void setStartupTime(long startupTime) {
this.startupTime = startupTime;
}
public long getTldScanTime() {
return tldScanTime;
}
public void setTldScanTime(long tldScanTime) {
this.tldScanTime = tldScanTime;
}
/**
* Return the display name of this web application.
*/
public String getDisplayName() {
return (this.displayName);
}
/**
* Return the alternate Deployment Descriptor name.
*/
public String getAltDDName(){
return altDDName;
}
/**
* Set an alternate Deployment Descriptor name.
*/
public void setAltDDName(String altDDName) {
this.altDDName = altDDName;
if (context != null) {
context.setAttribute(Globals.ALT_DD_ATTR,altDDName);
}
}
/**
* Return the compiler classpath.
*/
public String getCompilerClasspath(){
return compilerClasspath;
}
/**
* Set the compiler classpath.
*/
public void setCompilerClasspath(String compilerClasspath) {
this.compilerClasspath = compilerClasspath;
}
/**
* Set the display name of this web application.
*
* @param displayName The new display name
*/
public void setDisplayName(String displayName) {
String oldDisplayName = this.displayName;
this.displayName = displayName;
support.firePropertyChange("displayName", oldDisplayName,
this.displayName);
}
/**
* Return the distributable flag for this web application.
*/
public boolean getDistributable() {
return (this.distributable);
}
/**
* Set the distributable flag for this web application.
*
* @param distributable The new distributable flag
*/
public void setDistributable(boolean distributable) {
boolean oldDistributable = this.distributable;
this.distributable = distributable;
support.firePropertyChange("distributable",
new Boolean(oldDistributable),
new Boolean(this.distributable));
// Bugzilla 32866
if(getManager() != null) {
if(log.isDebugEnabled()) {
log.debug("Propagating distributable=" + distributable
+ " to manager");
}
getManager().setDistributable(distributable);
}
}
/**
* Return the document root for this Context. This can be an absolute
* pathname, a relative pathname, or a URL.
*/
public String getDocBase() {
return (this.docBase);
}
/**
* Set the document root for this Context. This can be an absolute
* pathname, a relative pathname, or a URL.
*
* @param docBase The new document root
*/
public void setDocBase(String docBase) {
this.docBase = docBase;
}
/**
* Return the original document root for this Context. This can be an absolute
* pathname, a relative pathname, or a URL.
* Is only set as deployment has change docRoot!
*/
public String getOriginalDocBase() {
return (this.originalDocBase);
}
/**
* Set the original document root for this Context. This can be an absolute
* pathname, a relative pathname, or a URL.
*
* @param docBase The orginal document root
*/
public void setOriginalDocBase(String docBase) {
this.originalDocBase = docBase;
}
// experimental
public boolean isLazy() {
return lazy;
}
public void setLazy(boolean lazy) {
this.lazy = lazy;
}
/**
* Return descriptive information about this Container implementation and
* the corresponding version number, in the format
* <code>&lt;description&gt;/&lt;version&gt;</code>.
*/
public String getInfo() {
return (info);
}
public String getEngineName() {
if( engineName != null ) return engineName;
return domain;
}
public void setEngineName(String engineName) {
this.engineName = engineName;
}
public String getJ2EEApplication() {
return j2EEApplication;
}
public void setJ2EEApplication(String j2EEApplication) {
this.j2EEApplication = j2EEApplication;
}
public String getJ2EEServer() {
return j2EEServer;
}
public void setJ2EEServer(String j2EEServer) {
this.j2EEServer = j2EEServer;
}
/**
* Set the Loader with which this Context is associated.
*
* @param loader The newly associated loader
*/
public synchronized void setLoader(Loader loader) {
super.setLoader(loader);
}
/**
* Return the login configuration descriptor for this web application.
*/
public LoginConfig getLoginConfig() {
return (this.loginConfig);
}
/**
* Set the login configuration descriptor for this web application.
*
* @param config The new login configuration
*/
public void setLoginConfig(LoginConfig config) {
// Validate the incoming property value
if (config == null)
throw new IllegalArgumentException
(sm.getString("standardContext.loginConfig.required"));
String loginPage = config.getLoginPage();
if ((loginPage != null) && !loginPage.startsWith("/")) {
if (isServlet22()) {
if(log.isDebugEnabled())
log.debug(sm.getString("standardContext.loginConfig.loginWarning",
loginPage));
config.setLoginPage("/" + loginPage);
} else {
throw new IllegalArgumentException
(sm.getString("standardContext.loginConfig.loginPage",
loginPage));
}
}
String errorPage = config.getErrorPage();
if ((errorPage != null) && !errorPage.startsWith("/")) {
if (isServlet22()) {
if(log.isDebugEnabled())
log.debug(sm.getString("standardContext.loginConfig.errorWarning",
errorPage));
config.setErrorPage("/" + errorPage);
} else {
throw new IllegalArgumentException
(sm.getString("standardContext.loginConfig.errorPage",
errorPage));
}
}
// Process the property setting change
LoginConfig oldLoginConfig = this.loginConfig;
this.loginConfig = config;
support.firePropertyChange("loginConfig",
oldLoginConfig, this.loginConfig);
}
/**
* Get the mapper associated with the context.
*/
public org.apache.tomcat.util.http.mapper.Mapper getMapper() {
return (mapper);
}
/**
* Return the naming resources associated with this web application.
*/
public NamingResources getNamingResources() {
if (namingResources == null) {
setNamingResources(new NamingResources());
}
return (namingResources);
}
/**
* Set the naming resources for this web application.
*
* @param namingResources The new naming resources
*/
public void setNamingResources(NamingResources namingResources) {
// Process the property setting change
NamingResources oldNamingResources = this.namingResources;
this.namingResources = namingResources;
namingResources.setContainer(this);
support.firePropertyChange("namingResources",
oldNamingResources, this.namingResources);
}
/**
* Return the parent class loader (if any) for this web application.
* This call is meaningful only <strong>after</strong> a Loader has
* been configured.
*/
public ClassLoader getParentClassLoader() {
if (parentClassLoader != null)
return (parentClassLoader);
if (getPrivileged()) {
return this.getClass().getClassLoader();
} else if (parent != null) {
return (parent.getParentClassLoader());
}
return (ClassLoader.getSystemClassLoader());
}
/**
* Return the context path for this Context.
*/
public String getPath() {
return (getName());
}
/**
* Set the context path for this Context.
* <p>
* <b>IMPLEMENTATION NOTE</b>: The context path is used as the "name" of
* a Context, because it must be unique.
*
* @param path The new context path
*/
public void setPath(String path) {
// XXX Use host in name
setName(RequestUtil.URLDecode(path));
}
/**
* Return the public identifier of the deployment descriptor DTD that is
* currently being parsed.
*/
public String getPublicId() {
return (this.publicId);
}
/**
* Set the public identifier of the deployment descriptor DTD that is
* currently being parsed.
*
* @param publicId The public identifier
*/
public void setPublicId(String publicId) {
if (log.isDebugEnabled())
log.debug("Setting deployment descriptor public ID to '" +
publicId + "'");
String oldPublicId = this.publicId;
this.publicId = publicId;
support.firePropertyChange("publicId", oldPublicId, publicId);
}
/**
* Return the reloadable flag for this web application.
*/
public boolean getReloadable() {
return (this.reloadable);
}
/**
* Return the DefaultContext override flag for this web application.
*/
public boolean getOverride() {
return (this.override);
}
/**
* Return the privileged flag for this web application.
*/
public boolean getPrivileged() {
return (this.privileged);
}
/**
* Set the privileged flag for this web application.
*
* @param privileged The new privileged flag
*/
public void setPrivileged(boolean privileged) {
boolean oldPrivileged = this.privileged;
this.privileged = privileged;
support.firePropertyChange("privileged",
new Boolean(oldPrivileged),
new Boolean(this.privileged));
}
/**
* Set the reloadable flag for this web application.
*
* @param reloadable The new reloadable flag
*/
public void setReloadable(boolean reloadable) {
boolean oldReloadable = this.reloadable;
this.reloadable = reloadable;
support.firePropertyChange("reloadable",
new Boolean(oldReloadable),
new Boolean(this.reloadable));
}
/**
* Set the DefaultContext override flag for this web application.
*
* @param override The new override flag
*/
public void setOverride(boolean override) {
boolean oldOverride = this.override;
this.override = override;
support.firePropertyChange("override",
new Boolean(oldOverride),
new Boolean(this.override));
}
/**
* Return the "replace welcome files" property.
*/
public boolean isReplaceWelcomeFiles() {
return (this.replaceWelcomeFiles);
}
/**
* Set the "replace welcome files" property.
*
* @param replaceWelcomeFiles The new property value
*/
public void setReplaceWelcomeFiles(boolean replaceWelcomeFiles) {
boolean oldReplaceWelcomeFiles = this.replaceWelcomeFiles;
this.replaceWelcomeFiles = replaceWelcomeFiles;
support.firePropertyChange("replaceWelcomeFiles",
new Boolean(oldReplaceWelcomeFiles),
new Boolean(this.replaceWelcomeFiles));
}
/**
* Return the servlet context for which this Context is a facade.
*/
public ServletContext getServletContext() {
if (context == null) {
context = new ApplicationContext(getBasePath(), this);
if (altDDName != null)
context.setAttribute(Globals.ALT_DD_ATTR,altDDName);
}
return (context.getFacade());
}
/**
* Return the default session timeout (in minutes) for this
* web application.
*/
public int getSessionTimeout() {
return (this.sessionTimeout);
}
/**
* Set the default session timeout (in minutes) for this
* web application.
*
* @param timeout The new default session timeout
*/
public void setSessionTimeout(int timeout) {
int oldSessionTimeout = this.sessionTimeout;
/*
* SRV.13.4 ("Deployment Descriptor"):
* If the timeout is 0 or less, the container ensures the default
* behaviour of sessions is never to time out.
*/
this.sessionTimeout = (timeout == 0) ? -1 : timeout;
support.firePropertyChange("sessionTimeout",
new Integer(oldSessionTimeout),
new Integer(this.sessionTimeout));
}
/**
* Return the value of the swallowOutput flag.
*/
public boolean getSwallowOutput() {
return (this.swallowOutput);
}
/**
* Set the value of the swallowOutput flag. If set to true, the system.out
* and system.err will be redirected to the logger during a servlet
* execution.
*
* @param swallowOutput The new value
*/
public void setSwallowOutput(boolean swallowOutput) {
boolean oldSwallowOutput = this.swallowOutput;
this.swallowOutput = swallowOutput;
support.firePropertyChange("swallowOutput",
new Boolean(oldSwallowOutput),
new Boolean(this.swallowOutput));
}
/**
* Return the value of the unloadDelay flag.
*/
public long getUnloadDelay() {
return (this.unloadDelay);
}
/**
* Set the value of the unloadDelay flag, which represents the amount
* of ms that the container will wait when unloading servlets.
* Setting this to a small value may cause more requests to fail
* to complete when stopping a web application.
*
* @param unloadDelay The new value
*/
public void setUnloadDelay(long unloadDelay) {
long oldUnloadDelay = this.unloadDelay;
this.unloadDelay = unloadDelay;
support.firePropertyChange("unloadDelay",
new Long(oldUnloadDelay),
new Long(this.unloadDelay));
}
/**
* Unpack WAR flag accessor.
*/
public boolean getUnpackWAR() {
return (unpackWAR);
}
/**
* Unpack WAR flag mutator.
*/
public void setUnpackWAR(boolean unpackWAR) {
this.unpackWAR = unpackWAR;
}
/**
* Return the Java class name of the Wrapper implementation used
* for servlets registered in this Context.
*/
public String getWrapperClass() {
return (this.wrapperClassName);
}
/**
* Set the Java class name of the Wrapper implementation used
* for servlets registered in this Context.
*
* @param wrapperClassName The new wrapper class name
*
* @throws IllegalArgumentException if the specified wrapper class
* cannot be found or is not a subclass of StandardWrapper
*/
public void setWrapperClass(String wrapperClassName) {
this.wrapperClassName = wrapperClassName;
try {
wrapperClass = Class.forName(wrapperClassName);
if (!StandardWrapper.class.isAssignableFrom(wrapperClass)) {
throw new IllegalArgumentException(
sm.getString("standardContext.invalidWrapperClass",
wrapperClassName));
}
} catch (ClassNotFoundException cnfe) {
throw new IllegalArgumentException(cnfe.getMessage());
}
}
/**
* Set the resources DirContext object with which this Container is
* associated.
*
* @param resources The newly associated DirContext
*/
public synchronized void setResources(DirContext resources) {
if (started) {
throw new IllegalStateException
(sm.getString("standardContext.resources.started"));
}
DirContext oldResources = this.webappResources;
if (oldResources == resources)
return;
if (resources instanceof BaseDirContext) {
((BaseDirContext) resources).setCached(isCachingAllowed());
((BaseDirContext) resources).setCacheTTL(getCacheTTL());
((BaseDirContext) resources).setCacheMaxSize(getCacheMaxSize());
}
if (resources instanceof FileDirContext) {
filesystemBased = true;
((FileDirContext) resources).setCaseSensitive(isCaseSensitive());
((FileDirContext) resources).setAllowLinking(isAllowLinking());
}
this.webappResources = resources;
// The proxied resources will be refreshed on start
this.resources = null;
support.firePropertyChange("resources", oldResources,
this.webappResources);
}
// ------------------------------------------------------ Public Properties
/**
* Return the Locale to character set mapper class for this Context.
*/
public String getCharsetMapperClass() {
return (this.charsetMapperClass);
}
/**
* Set the Locale to character set mapper class for this Context.
*
* @param mapper The new mapper class
*/
public void setCharsetMapperClass(String mapper) {
String oldCharsetMapperClass = this.charsetMapperClass;
this.charsetMapperClass = mapper;
support.firePropertyChange("charsetMapperClass",
oldCharsetMapperClass,
this.charsetMapperClass);
}
/** Get the absolute path to the work dir.
* To avoid duplication.
*
* @return The work path
*/
public String getWorkPath() {
File workDir = new File(getWorkDir());
if (!workDir.isAbsolute()) {
File catalinaHome = engineBase();
String catalinaHomePath = null;
try {
catalinaHomePath = catalinaHome.getCanonicalPath();
workDir = new File(catalinaHomePath,
getWorkDir());
} catch (IOException e) {
log.warn("Exception obtaining work path for " + getPath());
}
}
return workDir.getAbsolutePath();
}
/**
* Return the work directory for this Context.
*/
public String getWorkDir() {
return (this.workDir);
}
/**
* Set the work directory for this Context.
*
* @param workDir The new work directory
*/
public void setWorkDir(String workDir) {
this.workDir = workDir;
if (started) {
postWorkDirectory();
}
}
/**
* Save config ?
*/
public boolean isSaveConfig() {
return saveConfig;
}
/**
* Set save config flag.
*/
public void setSaveConfig(boolean saveConfig) {
this.saveConfig = saveConfig;
}
// -------------------------------------------------------- Context Methods
/**
* Add a new Listener class name to the set of Listeners
* configured for this application.
*
* @param listener Java class name of a listener class
*/
public void addApplicationListener(String listener) {
synchronized (applicationListeners) {
String results[] =new String[applicationListeners.length + 1];
for (int i = 0; i < applicationListeners.length; i++) {
if (listener.equals(applicationListeners[i]))
return;
results[i] = applicationListeners[i];
}
results[applicationListeners.length] = listener;
applicationListeners = results;
}
fireContainerEvent("addApplicationListener", listener);
// FIXME - add instance if already started?
}
/**
* Add a new application parameter for this application.
*
* @param parameter The new application parameter
*/
public void addApplicationParameter(ApplicationParameter parameter) {
synchronized (applicationParameters) {
String newName = parameter.getName();
for (int i = 0; i < applicationParameters.length; i++) {
if (newName.equals(applicationParameters[i].getName()) &&
!applicationParameters[i].getOverride())
return;
}
ApplicationParameter results[] =
new ApplicationParameter[applicationParameters.length + 1];
System.arraycopy(applicationParameters, 0, results, 0,
applicationParameters.length);
results[applicationParameters.length] = parameter;
applicationParameters = results;
}
fireContainerEvent("addApplicationParameter", parameter);
}
/**
* Add a child Container, only if the proposed child is an implementation
* of Wrapper.
*
* @param child Child container to be added
*
* @exception IllegalArgumentException if the proposed container is
* not an implementation of Wrapper
*/
public void addChild(Container child) {
// Global JspServlet
Wrapper oldJspServlet = null;
if (!(child instanceof Wrapper)) {
throw new IllegalArgumentException
(sm.getString("standardContext.notWrapper"));
}
Wrapper wrapper = (Wrapper) child;
boolean isJspServlet = "jsp".equals(child.getName());
// Allow webapp to override JspServlet inherited from global web.xml.
if (isJspServlet) {
oldJspServlet = (Wrapper) findChild("jsp");
if (oldJspServlet != null) {
removeChild(oldJspServlet);
}
}
String jspFile = wrapper.getJspFile();
if ((jspFile != null) && !jspFile.startsWith("/")) {
if (isServlet22()) {
if(log.isDebugEnabled())
log.debug(sm.getString("standardContext.wrapper.warning",
jspFile));
wrapper.setJspFile("/" + jspFile);
} else {
throw new IllegalArgumentException
(sm.getString("standardContext.wrapper.error", jspFile));
}
}
super.addChild(child);
if (isJspServlet && oldJspServlet != null) {
/*
* The webapp-specific JspServlet inherits all the mappings
* specified in the global web.xml, and may add additional ones.
*/
String[] jspMappings = oldJspServlet.findMappings();
for (int i=0; jspMappings!=null && i<jspMappings.length; i++) {
addServletMapping(jspMappings[i], child.getName());
}
}
}
/**
* Add a security constraint to the set for this web application.
*/
public void addConstraint(SecurityConstraint constraint) {
// Validate the proposed constraint
SecurityCollection collections[] = constraint.findCollections();
for (int i = 0; i < collections.length; i++) {
String patterns[] = collections[i].findPatterns();
for (int j = 0; j < patterns.length; j++) {
patterns[j] = adjustURLPattern(patterns[j]);
if (!validateURLPattern(patterns[j]))
throw new IllegalArgumentException
(sm.getString
("standardContext.securityConstraint.pattern",
patterns[j]));
}
}
// Add this constraint to the set for our web application
synchronized (constraints) {
SecurityConstraint results[] =
new SecurityConstraint[constraints.length + 1];
for (int i = 0; i < constraints.length; i++)
results[i] = constraints[i];
results[constraints.length] = constraint;
constraints = results;
}
}
/**
* Add an error page for the specified error or Java exception.
*
* @param errorPage The error page definition to be added
*/
public void addErrorPage(ErrorPage errorPage) {
// Validate the input parameters
if (errorPage == null)
throw new IllegalArgumentException
(sm.getString("standardContext.errorPage.required"));
String location = errorPage.getLocation();
if ((location != null) && !location.startsWith("/")) {
if (isServlet22()) {
if(log.isDebugEnabled())
log.debug(sm.getString("standardContext.errorPage.warning",
location));
errorPage.setLocation("/" + location);
} else {
throw new IllegalArgumentException
(sm.getString("standardContext.errorPage.error",
location));
}
}
// Add the specified error page to our internal collections
String exceptionType = errorPage.getExceptionType();
if (exceptionType != null) {
synchronized (exceptionPages) {
exceptionPages.put(exceptionType, errorPage);
}
} else {
synchronized (statusPages) {
if (errorPage.getErrorCode() == 200) {
this.okErrorPage = errorPage;
}
statusPages.put(new Integer(errorPage.getErrorCode()),
errorPage);
}
}
fireContainerEvent("addErrorPage", errorPage);
}
/**
* Add a filter definition to this Context.
*
* @param filterDef The filter definition to be added
*/
public void addFilterDef(FilterDef filterDef) {
synchronized (filterDefs) {
filterDefs.put(filterDef.getFilterName(), filterDef);
}
fireContainerEvent("addFilterDef", filterDef);
}
/**
* Add a filter mapping to this Context.
*
* @param filterMap The filter mapping to be added
*
* @exception IllegalArgumentException if the specified filter name
* does not match an existing filter definition, or the filter mapping
* is malformed
*/
public void addFilterMap(FilterMap filterMap) {
// Validate the proposed filter mapping
String filterName = filterMap.getFilterName();
String servletName = filterMap.getServletName();
String urlPattern = filterMap.getURLPattern();
if (findFilterDef(filterName) == null)
throw new IllegalArgumentException
(sm.getString("standardContext.filterMap.name", filterName));
if ((servletName == null) && (urlPattern == null))
throw new IllegalArgumentException
(sm.getString("standardContext.filterMap.either"));
if ((servletName != null) && (urlPattern != null))
throw new IllegalArgumentException
(sm.getString("standardContext.filterMap.either"));
// Because filter-pattern is new in 2.3, no need to adjust
// for 2.2 backwards compatibility
if ((urlPattern != null) && !validateURLPattern(urlPattern))
throw new IllegalArgumentException
(sm.getString("standardContext.filterMap.pattern",
urlPattern));
// Add this filter mapping to our registered set
synchronized (filterMaps) {
FilterMap results[] =new FilterMap[filterMaps.length + 1];
System.arraycopy(filterMaps, 0, results, 0, filterMaps.length);
results[filterMaps.length] = filterMap;
filterMaps = results;
}
fireContainerEvent("addFilterMap", filterMap);
}
/**
* Add the classname of an InstanceListener to be added to each
* Wrapper appended to this Context.
*
* @param listener Java class name of an InstanceListener class
*/
public void addInstanceListener(String listener) {
synchronized (instanceListeners) {
String results[] =new String[instanceListeners.length + 1];
for (int i = 0; i < instanceListeners.length; i++)
results[i] = instanceListeners[i];
results[instanceListeners.length] = listener;
instanceListeners = results;
}
fireContainerEvent("addInstanceListener", listener);
}
/**
* Add the given URL pattern as a jsp-property-group. This maps
* resources that match the given pattern so they will be passed
* to the JSP container. Though there are other elements in the
* property group, we only care about the URL pattern here. The
* JSP container will parse the rest.
*
* @param pattern URL pattern to be mapped
*/
public void addJspMapping(String pattern) {
String servletName = findServletMapping("*.jsp");
if (servletName == null) {
servletName = "jsp";
}
if( findChild(servletName) != null) {
addServletMapping(pattern, servletName, true);
} else {
if(log.isDebugEnabled())
log.debug("Skiping " + pattern + " , no servlet " + servletName);
}
}
/**
* Add a Locale Encoding Mapping (see Sec 5.4 of Servlet spec 2.4)
*
* @param locale locale to map an encoding for
* @param encoding encoding to be used for a give locale
*/
public void addLocaleEncodingMappingParameter(String locale, String encoding){
getCharsetMapper().addCharsetMappingFromDeploymentDescriptor(locale, encoding);
}
/**
* Add a message destination for this web application.
*
* @param md New message destination
*/
public void addMessageDestination(MessageDestination md) {
synchronized (messageDestinations) {
messageDestinations.put(md.getName(), md);
}
fireContainerEvent("addMessageDestination", md.getName());
}
/**
* Add a message destination reference for this web application.
*
* @param mdr New message destination reference
*/
public void addMessageDestinationRef
(MessageDestinationRef mdr) {
namingResources.addMessageDestinationRef(mdr);
fireContainerEvent("addMessageDestinationRef", mdr.getName());
}
/**
* Add a new MIME mapping, replacing any existing mapping for
* the specified extension.
*
* @param extension Filename extension being mapped
* @param mimeType Corresponding MIME type
*/
public void addMimeMapping(String extension, String mimeType) {
synchronized (mimeMappings) {
mimeMappings.put(extension, mimeType);
}
fireContainerEvent("addMimeMapping", extension);
}
/**
* Add a new context initialization parameter.
*
* @param name Name of the new parameter
* @param value Value of the new parameter
*
* @exception IllegalArgumentException if the name or value is missing,
* or if this context initialization parameter has already been
* registered
*/
public void addParameter(String name, String value) {
// Validate the proposed context initialization parameter
if ((name == null) || (value == null))
throw new IllegalArgumentException
(sm.getString("standardContext.parameter.required"));
if (parameters.get(name) != null)
throw new IllegalArgumentException
(sm.getString("standardContext.parameter.duplicate", name));
// Add this parameter to our defined set
synchronized (parameters) {
parameters.put(name, value);
}
fireContainerEvent("addParameter", name);
}
/**
* Add a security role reference for this web application.
*
* @param role Security role used in the application
* @param link Actual security role to check for
*/
public void addRoleMapping(String role, String link) {
synchronized (roleMappings) {
roleMappings.put(role, link);
}
fireContainerEvent("addRoleMapping", role);
}
/**
* Add a new security role for this web application.
*
* @param role New security role
*/
public void addSecurityRole(String role) {
synchronized (securityRoles) {
String results[] =new String[securityRoles.length + 1];
for (int i = 0; i < securityRoles.length; i++)
results[i] = securityRoles[i];
results[securityRoles.length] = role;
securityRoles = results;
}
fireContainerEvent("addSecurityRole", role);
}
/**
* Add a new servlet mapping, replacing any existing mapping for
* the specified pattern.
*
* @param pattern URL pattern to be mapped
* @param name Name of the corresponding servlet to execute
*
* @exception IllegalArgumentException if the specified servlet name
* is not known to this Context
*/
public void addServletMapping(String pattern, String name) {
addServletMapping(pattern, name, false);
}
/**
* Add a new servlet mapping, replacing any existing mapping for
* the specified pattern.
*
* @param pattern URL pattern to be mapped
* @param name Name of the corresponding servlet to execute
* @param jspWildCard true if name identifies the JspServlet
* and pattern contains a wildcard; false otherwise
*
* @exception IllegalArgumentException if the specified servlet name
* is not known to this Context
*/
public void addServletMapping(String pattern, String name,
boolean jspWildCard) {
// Validate the proposed mapping
if (findChild(name) == null)
throw new IllegalArgumentException
(sm.getString("standardContext.servletMap.name", name));
pattern = adjustURLPattern(RequestUtil.URLDecode(pattern));
if (!validateURLPattern(pattern))
throw new IllegalArgumentException
(sm.getString("standardContext.servletMap.pattern", pattern));
// Add this mapping to our registered set
synchronized (servletMappings) {
String name2 = (String) servletMappings.get(pattern);
if (name2 != null) {
// Don't allow more than one servlet on the same pattern
Wrapper wrapper = (Wrapper) findChild(name2);
wrapper.removeMapping(pattern);
mapper.removeWrapper(pattern);
}
servletMappings.put(pattern, name);
}
Wrapper wrapper = (Wrapper) findChild(name);
wrapper.addMapping(pattern);
// Update context mapper
mapper.addWrapper(pattern, wrapper, jspWildCard);
fireContainerEvent("addServletMapping", pattern);
}
/**
* Add a JSP tag library for the specified URI.
*
* @param uri URI, relative to the web.xml file, of this tag library
* @param location Location of the tag library descriptor
*/
public void addTaglib(String uri, String location) {
synchronized (taglibs) {
taglibs.put(uri, location);
}
fireContainerEvent("addTaglib", uri);
}
/**
* Add a new watched resource to the set recognized by this Context.
*
* @param name New watched resource file name
*/
public void addWatchedResource(String name) {
synchronized (watchedResources) {
String results[] = new String[watchedResources.length + 1];
for (int i = 0; i < watchedResources.length; i++)
results[i] = watchedResources[i];
results[watchedResources.length] = name;
watchedResources = results;
}
fireContainerEvent("addWatchedResource", name);
}
/**
* Add a new welcome file to the set recognized by this Context.
*
* @param name New welcome file name
*/
public void addWelcomeFile(String name) {
synchronized (welcomeFiles) {
// Welcome files from the application deployment descriptor
// completely replace those from the default conf/web.xml file
if (replaceWelcomeFiles) {
welcomeFiles = new String[0];
setReplaceWelcomeFiles(false);
}
String results[] =new String[welcomeFiles.length + 1];
for (int i = 0; i < welcomeFiles.length; i++)
results[i] = welcomeFiles[i];
results[welcomeFiles.length] = name;
welcomeFiles = results;
}
postWelcomeFiles();
fireContainerEvent("addWelcomeFile", name);
}
/**
* Add the classname of a LifecycleListener to be added to each
* Wrapper appended to this Context.
*
* @param listener Java class name of a LifecycleListener class
*/
public void addWrapperLifecycle(String listener) {
synchronized (wrapperLifecycles) {
String results[] =new String[wrapperLifecycles.length + 1];
for (int i = 0; i < wrapperLifecycles.length; i++)
results[i] = wrapperLifecycles[i];
results[wrapperLifecycles.length] = listener;
wrapperLifecycles = results;
}
fireContainerEvent("addWrapperLifecycle", listener);
}
/**
* Add the classname of a ContainerListener to be added to each
* Wrapper appended to this Context.
*
* @param listener Java class name of a ContainerListener class
*/
public void addWrapperListener(String listener) {
synchronized (wrapperListeners) {
String results[] =new String[wrapperListeners.length + 1];
for (int i = 0; i < wrapperListeners.length; i++)
results[i] = wrapperListeners[i];
results[wrapperListeners.length] = listener;
wrapperListeners = results;
}
fireContainerEvent("addWrapperListener", listener);
}
/**
* Factory method to create and return a new Wrapper instance, of
* the Java implementation class appropriate for this Context
* implementation. The constructor of the instantiated Wrapper
* will have been called, but no properties will have been set.
*/
public Wrapper createWrapper() {
Wrapper wrapper = null;
if (wrapperClass != null) {
try {
wrapper = (Wrapper) wrapperClass.newInstance();
} catch (Throwable t) {
log.error("createWrapper", t);
return (null);
}
} else {
wrapper = new StandardWrapper();
}
synchronized (instanceListeners) {
for (int i = 0; i < instanceListeners.length; i++) {
try {
Class clazz = Class.forName(instanceListeners[i]);
InstanceListener listener =
(InstanceListener) clazz.newInstance();
wrapper.addInstanceListener(listener);
} catch (Throwable t) {
log.error("createWrapper", t);
return (null);
}
}
}
synchronized (wrapperLifecycles) {
for (int i = 0; i < wrapperLifecycles.length; i++) {
try {
Class clazz = Class.forName(wrapperLifecycles[i]);
LifecycleListener listener =
(LifecycleListener) clazz.newInstance();
if (wrapper instanceof Lifecycle)
((Lifecycle) wrapper).addLifecycleListener(listener);
} catch (Throwable t) {
log.error("createWrapper", t);
return (null);
}
}
}
synchronized (wrapperListeners) {
for (int i = 0; i < wrapperListeners.length; i++) {
try {
Class clazz = Class.forName(wrapperListeners[i]);
ContainerListener listener =
(ContainerListener) clazz.newInstance();
wrapper.addContainerListener(listener);
} catch (Throwable t) {
log.error("createWrapper", t);
return (null);
}
}
}
return (wrapper);
}
/**
* Return the set of application listener class names configured
* for this application.
*/
public String[] findApplicationListeners() {
return (applicationListeners);
}
/**
* Return the set of application parameters for this application.
*/
public ApplicationParameter[] findApplicationParameters() {
return (applicationParameters);
}
/**
* Return the security constraints for this web application.
* If there are none, a zero-length array is returned.
*/
public SecurityConstraint[] findConstraints() {
return (constraints);
}
/**
* Return the error page entry for the specified HTTP error code,
* if any; otherwise return <code>null</code>.
*
* @param errorCode Error code to look up
*/
public ErrorPage findErrorPage(int errorCode) {
if (errorCode == 200) {
return (okErrorPage);
} else {
return ((ErrorPage) statusPages.get(new Integer(errorCode)));
}
}
/**
* Return the error page entry for the specified Java exception type,
* if any; otherwise return <code>null</code>.
*
* @param exceptionType Exception type to look up
*/
public ErrorPage findErrorPage(String exceptionType) {
synchronized (exceptionPages) {
return ((ErrorPage) exceptionPages.get(exceptionType));
}
}
/**
* Return the set of defined error pages for all specified error codes
* and exception types.
*/
public ErrorPage[] findErrorPages() {
synchronized(exceptionPages) {
synchronized(statusPages) {
ErrorPage results1[] = new ErrorPage[exceptionPages.size()];
results1 =
(ErrorPage[]) exceptionPages.values().toArray(results1);
ErrorPage results2[] = new ErrorPage[statusPages.size()];
results2 =
(ErrorPage[]) statusPages.values().toArray(results2);
ErrorPage results[] =
new ErrorPage[results1.length + results2.length];
for (int i = 0; i < results1.length; i++)
results[i] = results1[i];
for (int i = results1.length; i < results.length; i++)
results[i] = results2[i - results1.length];
return (results);
}
}
}
/**
* Return the filter definition for the specified filter name, if any;
* otherwise return <code>null</code>.
*
* @param filterName Filter name to look up
*/
public FilterDef findFilterDef(String filterName) {
synchronized (filterDefs) {
return ((FilterDef) filterDefs.get(filterName));
}
}
/**
* Return the set of defined filters for this Context.
*/
public FilterDef[] findFilterDefs() {
synchronized (filterDefs) {
FilterDef results[] = new FilterDef[filterDefs.size()];
return ((FilterDef[]) filterDefs.values().toArray(results));
}
}
/**
* Return the set of filter mappings for this Context.
*/
public FilterMap[] findFilterMaps() {
return (filterMaps);
}
/**
* Return the set of InstanceListener classes that will be added to
* newly created Wrappers automatically.
*/
public String[] findInstanceListeners() {
return (instanceListeners);
}
/**
* FIXME: Fooling introspection ...
*/
public Context findMappingObject() {
return (Context) getMappingObject();
}
/**
* Return the message destination with the specified name, if any;
* otherwise, return <code>null</code>.
*
* @param name Name of the desired message destination
*/
public MessageDestination findMessageDestination(String name) {
synchronized (messageDestinations) {
return ((MessageDestination) messageDestinations.get(name));
}
}
/**
* Return the set of defined message destinations for this web
* application. If none have been defined, a zero-length array
* is returned.
*/
public MessageDestination[] findMessageDestinations() {
synchronized (messageDestinations) {
MessageDestination results[] =
new MessageDestination[messageDestinations.size()];
return ((MessageDestination[])
messageDestinations.values().toArray(results));
}
}
/**
* Return the message destination ref with the specified name, if any;
* otherwise, return <code>null</code>.
*
* @param name Name of the desired message destination ref
*/
public MessageDestinationRef
findMessageDestinationRef(String name) {
return namingResources.findMessageDestinationRef(name);
}
/**
* Return the set of defined message destination refs for this web
* application. If none have been defined, a zero-length array
* is returned.
*/
public MessageDestinationRef[]
findMessageDestinationRefs() {
return namingResources.findMessageDestinationRefs();
}
/**
* Return the MIME type to which the specified extension is mapped,
* if any; otherwise return <code>null</code>.
*
* @param extension Extension to map to a MIME type
*/
public String findMimeMapping(String extension) {
return ((String) mimeMappings.get(extension));
}
/**
* Return the extensions for which MIME mappings are defined. If there
* are none, a zero-length array is returned.
*/
public String[] findMimeMappings() {
synchronized (mimeMappings) {
String results[] = new String[mimeMappings.size()];
return
((String[]) mimeMappings.keySet().toArray(results));
}
}
/**
* Return the value for the specified context initialization
* parameter name, if any; otherwise return <code>null</code>.
*
* @param name Name of the parameter to return
*/
public String findParameter(String name) {
synchronized (parameters) {
return ((String) parameters.get(name));
}
}
/**
* Return the names of all defined context initialization parameters
* for this Context. If no parameters are defined, a zero-length
* array is returned.
*/
public String[] findParameters() {
synchronized (parameters) {
String results[] = new String[parameters.size()];
return ((String[]) parameters.keySet().toArray(results));
}
}
/**
* For the given security role (as used by an application), return the
* corresponding role name (as defined by the underlying Realm) if there
* is one. Otherwise, return the specified role unchanged.
*
* @param role Security role to map
*/
public String findRoleMapping(String role) {
String realRole = null;
synchronized (roleMappings) {
realRole = (String) roleMappings.get(role);
}
if (realRole != null)
return (realRole);
else
return (role);
}
/**
* Return <code>true</code> if the specified security role is defined
* for this application; otherwise return <code>false</code>.
*
* @param role Security role to verify
*/
public boolean findSecurityRole(String role) {
synchronized (securityRoles) {
for (int i = 0; i < securityRoles.length; i++) {
if (role.equals(securityRoles[i]))
return (true);
}
}
return (false);
}
/**
* Return the security roles defined for this application. If none
* have been defined, a zero-length array is returned.
*/
public String[] findSecurityRoles() {
return (securityRoles);
}
/**
* Return the servlet name mapped by the specified pattern (if any);
* otherwise return <code>null</code>.
*
* @param pattern Pattern for which a mapping is requested
*/
public String findServletMapping(String pattern) {
synchronized (servletMappings) {
return ((String) servletMappings.get(pattern));
}
}
/**
* Return the patterns of all defined servlet mappings for this
* Context. If no mappings are defined, a zero-length array is returned.
*/
public String[] findServletMappings() {
synchronized (servletMappings) {
String results[] = new String[servletMappings.size()];
return
((String[]) servletMappings.keySet().toArray(results));
}
}
/**
* Return the context-relative URI of the error page for the specified
* HTTP status code, if any; otherwise return <code>null</code>.
*
* @param status HTTP status code to look up
*/
public String findStatusPage(int status) {
return ((String) statusPages.get(new Integer(status)));
}
/**
* Return the set of HTTP status codes for which error pages have
* been specified. If none are specified, a zero-length array
* is returned.
*/
public int[] findStatusPages() {
synchronized (statusPages) {
int results[] = new int[statusPages.size()];
Iterator elements = statusPages.keySet().iterator();
int i = 0;
while (elements.hasNext())
results[i++] = ((Integer) elements.next()).intValue();
return (results);
}
}
/**
* Return the tag library descriptor location for the specified taglib
* URI, if any; otherwise, return <code>null</code>.
*
* @param uri URI, relative to the web.xml file
*/
public String findTaglib(String uri) {
synchronized (taglibs) {
return ((String) taglibs.get(uri));
}
}
/**
* Return the URIs of all tag libraries for which a tag library
* descriptor location has been specified. If none are specified,
* a zero-length array is returned.
*/
public String[] findTaglibs() {
synchronized (taglibs) {
String results[] = new String[taglibs.size()];
return ((String[]) taglibs.keySet().toArray(results));
}
}
/**
* Return <code>true</code> if the specified welcome file is defined
* for this Context; otherwise return <code>false</code>.
*
* @param name Welcome file to verify
*/
public boolean findWelcomeFile(String name) {
synchronized (welcomeFiles) {
for (int i = 0; i < welcomeFiles.length; i++) {
if (name.equals(welcomeFiles[i]))
return (true);
}
}
return (false);
}
/**
* Return the set of watched resources for this Context. If none are
* defined, a zero length array will be returned.
*/
public String[] findWatchedResources() {
return watchedResources;
}
/**
* Return the set of welcome files defined for this Context. If none are
* defined, a zero-length array is returned.
*/
public String[] findWelcomeFiles() {
return (welcomeFiles);
}
/**
* Return the set of LifecycleListener classes that will be added to
* newly created Wrappers automatically.
*/
public String[] findWrapperLifecycles() {
return (wrapperLifecycles);
}
/**
* Return the set of ContainerListener classes that will be added to
* newly created Wrappers automatically.
*/
public String[] findWrapperListeners() {
return (wrapperListeners);
}
/**
* Reload this web application, if reloading is supported.
* <p>
* <b>IMPLEMENTATION NOTE</b>: This method is designed to deal with
* reloads required by changes to classes in the underlying repositories
* of our class loader. It does not handle changes to the web application
* deployment descriptor. If that has occurred, you should stop this
* Context and create (and start) a new Context instance instead.
*
* @exception IllegalStateException if the <code>reloadable</code>
* property is set to <code>false</code>.
*/
public synchronized void reload() {
// Validate our current component state
if (!started)
throw new IllegalStateException
(sm.getString("containerBase.notStarted", logName()));
// Make sure reloading is enabled
// if (!reloadable)
// throw new IllegalStateException
// (sm.getString("standardContext.notReloadable"));
if(log.isInfoEnabled())
log.info(sm.getString("standardContext.reloadingStarted"));
// Stop accepting requests temporarily
setPaused(true);
try {
stop();
} catch (LifecycleException e) {
log.error(sm.getString("standardContext.stoppingContext"), e);
}
try {
start();
} catch (LifecycleException e) {
log.error(sm.getString("standardContext.startingContext"), e);
}
setPaused(false);
}
/**
* Remove the specified application listener class from the set of
* listeners for this application.
*
* @param listener Java class name of the listener to be removed
*/
public void removeApplicationListener(String listener) {
synchronized (applicationListeners) {
// Make sure this welcome file is currently present
int n = -1;
for (int i = 0; i < applicationListeners.length; i++) {
if (applicationListeners[i].equals(listener)) {
n = i;
break;
}
}
if (n < 0)
return;
// Remove the specified constraint
int j = 0;
String results[] = new String[applicationListeners.length - 1];
for (int i = 0; i < applicationListeners.length; i++) {
if (i != n)
results[j++] = applicationListeners[i];
}
applicationListeners = results;
}
// Inform interested listeners
fireContainerEvent("removeApplicationListener", listener);
// FIXME - behavior if already started?
}
/**
* Remove the application parameter with the specified name from
* the set for this application.
*
* @param name Name of the application parameter to remove
*/
public void removeApplicationParameter(String name) {
synchronized (applicationParameters) {
// Make sure this parameter is currently present
int n = -1;
for (int i = 0; i < applicationParameters.length; i++) {
if (name.equals(applicationParameters[i].getName())) {
n = i;
break;
}
}
if (n < 0)
return;
// Remove the specified parameter
int j = 0;
ApplicationParameter results[] =
new ApplicationParameter[applicationParameters.length - 1];
for (int i = 0; i < applicationParameters.length; i++) {
if (i != n)
results[j++] = applicationParameters[i];
}
applicationParameters = results;
}
// Inform interested listeners
fireContainerEvent("removeApplicationParameter", name);
}
/**
* Add a child Container, only if the proposed child is an implementation
* of Wrapper.
*
* @param child Child container to be added
*
* @exception IllegalArgumentException if the proposed container is
* not an implementation of Wrapper
*/
public void removeChild(Container child) {
if (!(child instanceof Wrapper)) {
throw new IllegalArgumentException
(sm.getString("standardContext.notWrapper"));
}
super.removeChild(child);
}
/**
* Remove the specified security constraint from this web application.
*
* @param constraint Constraint to be removed
*/
public void removeConstraint(SecurityConstraint constraint) {
synchronized (constraints) {
// Make sure this constraint is currently present
int n = -1;
for (int i = 0; i < constraints.length; i++) {
if (constraints[i].equals(constraint)) {
n = i;
break;
}
}
if (n < 0)
return;
// Remove the specified constraint
int j = 0;
SecurityConstraint results[] =
new SecurityConstraint[constraints.length - 1];
for (int i = 0; i < constraints.length; i++) {
if (i != n)
results[j++] = constraints[i];
}
constraints = results;
}
// Inform interested listeners
fireContainerEvent("removeConstraint", constraint);
}
/**
* Remove the error page for the specified error code or
* Java language exception, if it exists; otherwise, no action is taken.
*
* @param errorPage The error page definition to be removed
*/
public void removeErrorPage(ErrorPage errorPage) {
String exceptionType = errorPage.getExceptionType();
if (exceptionType != null) {
synchronized (exceptionPages) {
exceptionPages.remove(exceptionType);
}
} else {
synchronized (statusPages) {
if (errorPage.getErrorCode() == 200) {
this.okErrorPage = null;
}
statusPages.remove(new Integer(errorPage.getErrorCode()));
}
}
fireContainerEvent("removeErrorPage", errorPage);
}
/**
* Remove the specified filter definition from this Context, if it exists;
* otherwise, no action is taken.
*
* @param filterDef Filter definition to be removed
*/
public void removeFilterDef(FilterDef filterDef) {
synchronized (filterDefs) {
filterDefs.remove(filterDef.getFilterName());
}
fireContainerEvent("removeFilterDef", filterDef);
}
/**
* Remove a filter mapping from this Context.
*
* @param filterMap The filter mapping to be removed
*/
public void removeFilterMap(FilterMap filterMap) {
synchronized (filterMaps) {
// Make sure this filter mapping is currently present
int n = -1;
for (int i = 0; i < filterMaps.length; i++) {
if (filterMaps[i] == filterMap) {
n = i;
break;
}
}
if (n < 0)
return;
// Remove the specified filter mapping
FilterMap results[] = new FilterMap[filterMaps.length - 1];
System.arraycopy(filterMaps, 0, results, 0, n);
System.arraycopy(filterMaps, n + 1, results, n,
(filterMaps.length - 1) - n);
filterMaps = results;
}
// Inform interested listeners
fireContainerEvent("removeFilterMap", filterMap);
}
/**
* Remove a class name from the set of InstanceListener classes that
* will be added to newly created Wrappers.
*
* @param listener Class name of an InstanceListener class to be removed
*/
public void removeInstanceListener(String listener) {
synchronized (instanceListeners) {
// Make sure this welcome file is currently present
int n = -1;
for (int i = 0; i < instanceListeners.length; i++) {
if (instanceListeners[i].equals(listener)) {
n = i;
break;
}
}
if (n < 0)
return;
// Remove the specified constraint
int j = 0;
String results[] = new String[instanceListeners.length - 1];
for (int i = 0; i < instanceListeners.length; i++) {
if (i != n)
results[j++] = instanceListeners[i];
}
instanceListeners = results;
}
// Inform interested listeners
fireContainerEvent("removeInstanceListener", listener);
}
/**
* Remove any message destination with the specified name.
*
* @param name Name of the message destination to remove
*/
public void removeMessageDestination(String name) {
synchronized (messageDestinations) {
messageDestinations.remove(name);
}
fireContainerEvent("removeMessageDestination", name);
}
/**
* Remove any message destination ref with the specified name.
*
* @param name Name of the message destination ref to remove
*/
public void removeMessageDestinationRef(String name) {
namingResources.removeMessageDestinationRef(name);
fireContainerEvent("removeMessageDestinationRef", name);
}
/**
* Remove the MIME mapping for the specified extension, if it exists;
* otherwise, no action is taken.
*
* @param extension Extension to remove the mapping for
*/
public void removeMimeMapping(String extension) {
synchronized (mimeMappings) {
mimeMappings.remove(extension);
}
fireContainerEvent("removeMimeMapping", extension);
}
/**
* Remove the context initialization parameter with the specified
* name, if it exists; otherwise, no action is taken.
*
* @param name Name of the parameter to remove
*/
public void removeParameter(String name) {
synchronized (parameters) {
parameters.remove(name);
}
fireContainerEvent("removeParameter", name);
}
/**
* Remove any security role reference for the specified name
*
* @param role Security role (as used in the application) to remove
*/
public void removeRoleMapping(String role) {
synchronized (roleMappings) {
roleMappings.remove(role);
}
fireContainerEvent("removeRoleMapping", role);
}
/**
* Remove any security role with the specified name.
*
* @param role Security role to remove
*/
public void removeSecurityRole(String role) {
synchronized (securityRoles) {
// Make sure this security role is currently present
int n = -1;
for (int i = 0; i < securityRoles.length; i++) {
if (role.equals(securityRoles[i])) {
n = i;
break;
}
}
if (n < 0)
return;
// Remove the specified security role
int j = 0;
String results[] = new String[securityRoles.length - 1];
for (int i = 0; i < securityRoles.length; i++) {
if (i != n)
results[j++] = securityRoles[i];
}
securityRoles = results;
}
// Inform interested listeners
fireContainerEvent("removeSecurityRole", role);
}
/**
* Remove any servlet mapping for the specified pattern, if it exists;
* otherwise, no action is taken.
*
* @param pattern URL pattern of the mapping to remove
*/
public void removeServletMapping(String pattern) {
String name = null;
synchronized (servletMappings) {
name = (String) servletMappings.remove(pattern);
}
Wrapper wrapper = (Wrapper) findChild(name);
if( wrapper != null ) {
wrapper.removeMapping(pattern);
}
mapper.removeWrapper(pattern);
fireContainerEvent("removeServletMapping", pattern);
}
/**
* Remove the tag library location forthe specified tag library URI.
*
* @param uri URI, relative to the web.xml file
*/
public void removeTaglib(String uri) {
synchronized (taglibs) {
taglibs.remove(uri);
}
fireContainerEvent("removeTaglib", uri);
}
/**
* Remove the specified watched resource name from the list associated
* with this Context.
*
* @param name Name of the watched resource to be removed
*/
public void removeWatchedResource(String name) {
synchronized (watchedResources) {
// Make sure this watched resource is currently present
int n = -1;
for (int i = 0; i < watchedResources.length; i++) {
if (watchedResources[i].equals(name)) {
n = i;
break;
}
}
if (n < 0)
return;
// Remove the specified watched resource
int j = 0;
String results[] = new String[watchedResources.length - 1];
for (int i = 0; i < watchedResources.length; i++) {
if (i != n)
results[j++] = watchedResources[i];
}
watchedResources = results;
}
fireContainerEvent("removeWatchedResource", name);
}
/**
* Remove the specified welcome file name from the list recognized
* by this Context.
*
* @param name Name of the welcome file to be removed
*/
public void removeWelcomeFile(String name) {
synchronized (welcomeFiles) {
// Make sure this welcome file is currently present
int n = -1;
for (int i = 0; i < welcomeFiles.length; i++) {
if (welcomeFiles[i].equals(name)) {
n = i;
break;
}
}
if (n < 0)
return;
// Remove the specified constraint
int j = 0;
String results[] = new String[welcomeFiles.length - 1];
for (int i = 0; i < welcomeFiles.length; i++) {
if (i != n)
results[j++] = welcomeFiles[i];
}
welcomeFiles = results;
}
// Inform interested listeners
postWelcomeFiles();
fireContainerEvent("removeWelcomeFile", name);
}
/**
* Remove a class name from the set of LifecycleListener classes that
* will be added to newly created Wrappers.
*
* @param listener Class name of a LifecycleListener class to be removed
*/
public void removeWrapperLifecycle(String listener) {
synchronized (wrapperLifecycles) {
// Make sure this welcome file is currently present
int n = -1;
for (int i = 0; i < wrapperLifecycles.length; i++) {
if (wrapperLifecycles[i].equals(listener)) {
n = i;
break;
}
}
if (n < 0)
return;
// Remove the specified constraint
int j = 0;
String results[] = new String[wrapperLifecycles.length - 1];
for (int i = 0; i < wrapperLifecycles.length; i++) {
if (i != n)
results[j++] = wrapperLifecycles[i];
}
wrapperLifecycles = results;
}
// Inform interested listeners
fireContainerEvent("removeWrapperLifecycle", listener);
}
/**
* Remove a class name from the set of ContainerListener classes that
* will be added to newly created Wrappers.
*
* @param listener Class name of a ContainerListener class to be removed
*/
public void removeWrapperListener(String listener) {
synchronized (wrapperListeners) {
// Make sure this welcome file is currently present
int n = -1;
for (int i = 0; i < wrapperListeners.length; i++) {
if (wrapperListeners[i].equals(listener)) {
n = i;
break;
}
}
if (n < 0)
return;
// Remove the specified constraint
int j = 0;
String results[] = new String[wrapperListeners.length - 1];
for (int i = 0; i < wrapperListeners.length; i++) {
if (i != n)
results[j++] = wrapperListeners[i];
}
wrapperListeners = results;
}
// Inform interested listeners
fireContainerEvent("removeWrapperListener", listener);
}
/**
* Gets the cumulative processing times of all servlets in this
* StandardContext.
*
* @return Cumulative processing times of all servlets in this
* StandardContext
*/
public long getProcessingTime() {
long result = 0;
Container[] children = findChildren();
if (children != null) {
for( int i=0; i< children.length; i++ ) {
result += ((StandardWrapper)children[i]).getProcessingTime();
}
}
return result;
}
// --------------------------------------------------------- Public Methods
/**
* Configure and initialize the set of filters for this Context.
* Return <code>true</code> if all filter initialization completed
* successfully, or <code>false</code> otherwise.
*/
public boolean filterStart() {
if (getLogger().isDebugEnabled())
getLogger().debug("Starting filters");
// Instantiate and record a FilterConfig for each defined filter
boolean ok = true;
synchronized (filterConfigs) {
filterConfigs.clear();
Iterator names = filterDefs.keySet().iterator();
while (names.hasNext()) {
String name = (String) names.next();
if (getLogger().isDebugEnabled())
getLogger().debug(" Starting filter '" + name + "'");
ApplicationFilterConfig filterConfig = null;
try {
filterConfig = new ApplicationFilterConfig
(this, (FilterDef) filterDefs.get(name));
filterConfigs.put(name, filterConfig);
} catch (Throwable t) {
getLogger().error
(sm.getString("standardContext.filterStart", name), t);
ok = false;
}
}
}
return (ok);
}
/**
* Finalize and release the set of filters for this Context.
* Return <code>true</code> if all filter finalization completed
* successfully, or <code>false</code> otherwise.
*/
public boolean filterStop() {
if (getLogger().isDebugEnabled())
getLogger().debug("Stopping filters");
// Release all Filter and FilterConfig instances
synchronized (filterConfigs) {
Iterator names = filterConfigs.keySet().iterator();
while (names.hasNext()) {
String name = (String) names.next();
if (getLogger().isDebugEnabled())
getLogger().debug(" Stopping filter '" + name + "'");
ApplicationFilterConfig filterConfig =
(ApplicationFilterConfig) filterConfigs.get(name);
filterConfig.release();
}
filterConfigs.clear();
}
return (true);
}
/**
* Find and return the initialized <code>FilterConfig</code> for the
* specified filter name, if any; otherwise return <code>null</code>.
*
* @param name Name of the desired filter
*/
public FilterConfig findFilterConfig(String name) {
return ((FilterConfig) filterConfigs.get(name));
}
/**
* Configure the set of instantiated application event listeners
* for this Context. Return <code>true</code> if all listeners wre
* initialized successfully, or <code>false</code> otherwise.
*/
public boolean listenerStart() {
if (log.isDebugEnabled())
log.debug("Configuring application event listeners");
// Instantiate the required listeners
ClassLoader loader = getLoader().getClassLoader();
String listeners[] = findApplicationListeners();
Object results[] = new Object[listeners.length];
boolean ok = true;
for (int i = 0; i < results.length; i++) {
if (getLogger().isDebugEnabled())
getLogger().debug(" Configuring event listener class '" +
listeners[i] + "'");
try {
Class clazz = loader.loadClass(listeners[i]);
results[i] = clazz.newInstance();
} catch (Throwable t) {
getLogger().error
(sm.getString("standardContext.applicationListener",
listeners[i]), t);
ok = false;
}
}
if (!ok) {
getLogger().error(sm.getString("standardContext.applicationSkipped"));
return (false);
}
// Sort listeners in two arrays
ArrayList eventListeners = new ArrayList();
ArrayList lifecycleListeners = new ArrayList();
for (int i = 0; i < results.length; i++) {
if ((results[i] instanceof ServletContextAttributeListener)
|| (results[i] instanceof ServletRequestAttributeListener)
|| (results[i] instanceof ServletRequestListener)
|| (results[i] instanceof HttpSessionAttributeListener)) {
eventListeners.add(results[i]);
}
if ((results[i] instanceof ServletContextListener)
|| (results[i] instanceof HttpSessionListener)) {
lifecycleListeners.add(results[i]);
}
}
setApplicationEventListeners(eventListeners.toArray());
setApplicationLifecycleListeners(lifecycleListeners.toArray());
// Send application start events
if (getLogger().isDebugEnabled())
getLogger().debug("Sending application start events");
Object instances[] = getApplicationLifecycleListeners();
if (instances == null)
return (ok);
ServletContextEvent event =
new ServletContextEvent(getServletContext());
for (int i = 0; i < instances.length; i++) {
if (instances[i] == null)
continue;
if (!(instances[i] instanceof ServletContextListener))
continue;
ServletContextListener listener =
(ServletContextListener) instances[i];
try {
fireContainerEvent("beforeContextInitialized", listener);
listener.contextInitialized(event);
fireContainerEvent("afterContextInitialized", listener);
} catch (Throwable t) {
fireContainerEvent("afterContextInitialized", listener);
getLogger().error
(sm.getString("standardContext.listenerStart",
instances[i].getClass().getName()), t);
ok = false;
}
}
return (ok);
}
/**
* Send an application stop event to all interested listeners.
* Return <code>true</code> if all events were sent successfully,
* or <code>false</code> otherwise.
*/
public boolean listenerStop() {
if (log.isDebugEnabled())
log.debug("Sending application stop events");
boolean ok = true;
Object listeners[] = getApplicationLifecycleListeners();
if (listeners == null)
return (ok);
ServletContextEvent event =
new ServletContextEvent(getServletContext());
for (int i = 0; i < listeners.length; i++) {
int j = (listeners.length - 1) - i;
if (listeners[j] == null)
continue;
if (!(listeners[j] instanceof ServletContextListener))
continue;
ServletContextListener listener =
(ServletContextListener) listeners[j];
try {
fireContainerEvent("beforeContextDestroyed", listener);
listener.contextDestroyed(event);
fireContainerEvent("afterContextDestroyed", listener);
} catch (Throwable t) {
fireContainerEvent("afterContextDestroyed", listener);
getLogger().error
(sm.getString("standardContext.listenerStop",
listeners[j].getClass().getName()), t);
ok = false;
}
}
setApplicationEventListeners(null);
setApplicationLifecycleListeners(null);
return (ok);
}
/**
* Allocate resources, including proxy.
* Return <code>true</code> if initialization was successfull,
* or <code>false</code> otherwise.
*/
public boolean resourcesStart() {
boolean ok = true;
Hashtable env = new Hashtable();
if (getParent() != null) {
env.put(ProxyDirContext.HOST, getParent().getName());
}
try {
// Bugzilla 40133: http://issues.apache.org/bugzilla/show_bug.cgi?id=40133
if (getName() == null) {
throw new IllegalArgumentException(
sm.getString("standardContext.pathRequired"));
}
env.put(ProxyDirContext.CONTEXT, getName());
ProxyDirContext proxyDirContext =
new ProxyDirContext(env, webappResources);
if (webappResources instanceof FileDirContext) {
filesystemBased = true;
((FileDirContext) webappResources).setCaseSensitive
(isCaseSensitive());
((FileDirContext) webappResources).setAllowLinking
(isAllowLinking());
}
if (webappResources instanceof BaseDirContext) {
((BaseDirContext) webappResources).setDocBase(getBasePath());
((BaseDirContext) webappResources).setCached
(isCachingAllowed());
((BaseDirContext) webappResources).setCacheTTL(getCacheTTL());
((BaseDirContext) webappResources).setCacheMaxSize
(getCacheMaxSize());
((BaseDirContext) webappResources).allocate();
}
// Register the cache in JMX
if (isCachingAllowed()) {
ObjectName resourcesName =
new ObjectName(this.getDomain() + ":type=Cache,host="
+ getHostname() + ",path="
+ (("".equals(getPath()))?"/":getPath()));
Registry.getRegistry(null, null).registerComponent
(proxyDirContext.getCache(), resourcesName, null);
}
this.resources = proxyDirContext;
} catch (Throwable t) {
log.error(sm.getString("standardContext.resourcesStart"), t);
ok = false;
}
return (ok);
}
/**
* Deallocate resources and destroy proxy.
*/
public boolean resourcesStop() {
boolean ok = true;
try {
if (resources != null) {
if (resources instanceof Lifecycle) {
((Lifecycle) resources).stop();
}
if (webappResources instanceof BaseDirContext) {
((BaseDirContext) webappResources).release();
}
// Unregister the cache in JMX
if (isCachingAllowed()) {
ObjectName resourcesName =
new ObjectName(this.getDomain()
+ ":type=Cache,host="
+ getHostname() + ",path="
+ (("".equals(getPath()))?"/"
:getPath()));
Registry.getRegistry(null, null)
.unregisterComponent(resourcesName);
}
}
} catch (Throwable t) {
log.error(sm.getString("standardContext.resourcesStop"), t);
ok = false;
}
this.resources = null;
return (ok);
}
/**
* Load and initialize all servlets marked "load on startup" in the
* web application deployment descriptor.
*
* @param children Array of wrappers for all currently defined
* servlets (including those not declared load on startup)
*/
public void loadOnStartup(Container children[]) {
// Collect "load on startup" servlets that need to be initialized
TreeMap map = new TreeMap();
for (int i = 0; i < children.length; i++) {
Wrapper wrapper = (Wrapper) children[i];
int loadOnStartup = wrapper.getLoadOnStartup();
if (loadOnStartup < 0)
continue;
Integer key = new Integer(loadOnStartup);
ArrayList list = (ArrayList) map.get(key);
if (list == null) {
list = new ArrayList();
map.put(key, list);
}
list.add(wrapper);
}
// Load the collected "load on startup" servlets
Iterator keys = map.keySet().iterator();
while (keys.hasNext()) {
Integer key = (Integer) keys.next();
ArrayList list = (ArrayList) map.get(key);
Iterator wrappers = list.iterator();
while (wrappers.hasNext()) {
Wrapper wrapper = (Wrapper) wrappers.next();
try {
wrapper.load();
} catch (ServletException e) {
getLogger().error(sm.getString("standardWrapper.loadException",
getName()), StandardWrapper.getRootCause(e));
// NOTE: load errors (including a servlet that throws
// UnavailableException from tht init() method) are NOT
// fatal to application startup
}
}
}
}
/**
* Start this Context component.
*
* @exception LifecycleException if a startup error occurs
*/
public synchronized void start() throws LifecycleException {
//if (lazy ) return;
if (started) {
if(log.isInfoEnabled())
log.info(sm.getString("containerBase.alreadyStarted", logName()));
return;
}
if( !initialized ) {
try {
init();
} catch( Exception ex ) {
throw new LifecycleException("Error initializaing ", ex);
}
}
if(log.isDebugEnabled())
log.debug("Starting " + ("".equals(getName()) ? "ROOT" : getName()));
// Set JMX object name for proper pipeline registration
preRegisterJMX();
if ((oname != null) &&
(Registry.getRegistry(null, null).getMBeanServer().isRegistered(oname))) {
// As things depend on the JMX registration, the context
// must be reregistered again once properly initialized
Registry.getRegistry(null, null).unregisterComponent(oname);
}
// Notify our interested LifecycleListeners
lifecycle.fireLifecycleEvent(BEFORE_START_EVENT, null);
setAvailable(false);
setConfigured(false);
boolean ok = true;
// Add missing components as necessary
if (webappResources == null) { // (1) Required by Loader
if (log.isDebugEnabled())
log.debug("Configuring default Resources");
try {
if ((docBase != null) && (docBase.endsWith(".war")) && (!(new File(getBasePath())).isDirectory()))
setResources(new WARDirContext());
else
setResources(new FileDirContext());
} catch (IllegalArgumentException e) {
log.error("Error initializing resources: " + e.getMessage());
ok = false;
}
}
if (ok) {
if (!resourcesStart()) {
log.error( "Error in resourceStart()");
ok = false;
}
}
// Look for a realm - that may have been configured earlier.
// If the realm is added after context - it'll set itself.
if( realm == null && mserver != null ) {
ObjectName realmName=null;
try {
realmName=new ObjectName( getEngineName() + ":type=Realm,host=" +
getHostname() + ",path=" + getPath());
if( mserver.isRegistered(realmName ) ) {
mserver.invoke(realmName, "init",
new Object[] {},
new String[] {}
);
}
} catch( Throwable t ) {
if(log.isDebugEnabled())
log.debug("No realm for this host " + realmName);
}
}
if (getLoader() == null) {
WebappLoader webappLoader = new WebappLoader(getParentClassLoader());
webappLoader.setDelegate(getDelegate());
setLoader(webappLoader);
}
// Initialize character set mapper
getCharsetMapper();
// Post work directory
postWorkDirectory();
// Validate required extensions
boolean dependencyCheck = true;
try {
dependencyCheck = ExtensionValidator.validateApplication
(getResources(), this);
} catch (IOException ioe) {
log.error("Error in dependencyCheck", ioe);
dependencyCheck = false;
}
if (!dependencyCheck) {
// do not make application available if depency check fails
ok = false;
}
// Reading the "catalina.useNaming" environment variable
String useNamingProperty = System.getProperty("catalina.useNaming");
if ((useNamingProperty != null)
&& (useNamingProperty.equals("false"))) {
useNaming = false;
}
if (ok && isUseNaming()) {
if (namingContextListener == null) {
namingContextListener = new NamingContextListener();
namingContextListener.setName(getNamingContextName());
addLifecycleListener(namingContextListener);
}
}
// Standard container startup
if (log.isDebugEnabled())
log.debug("Processing standard container startup");
// Binding thread
ClassLoader oldCCL = bindThread();
boolean mainOk = false;
try {
if (ok) {
started = true;
// Start our subordinate components, if any
if ((loader != null) && (loader instanceof Lifecycle))
((Lifecycle) loader).start();
// Unbinding thread
unbindThread(oldCCL);
// Binding thread
oldCCL = bindThread();
// Initialize logger again. Other components might have used it too early,
// so it should be reset.
logger = null;
getLogger();
if ((logger != null) && (logger instanceof Lifecycle))
((Lifecycle) logger).start();
if ((cluster != null) && (cluster instanceof Lifecycle))
((Lifecycle) cluster).start();
if ((realm != null) && (realm instanceof Lifecycle))
((Lifecycle) realm).start();
if ((resources != null) && (resources instanceof Lifecycle))
((Lifecycle) resources).start();
// Start our child containers, if any
Container children[] = findChildren();
for (int i = 0; i < children.length; i++) {
if (children[i] instanceof Lifecycle)
((Lifecycle) children[i]).start();
}
// Start the Valves in our pipeline (including the basic),
// if any
if (pipeline instanceof Lifecycle) {
((Lifecycle) pipeline).start();
}
if(getProcessTlds()) {
processTlds();
}
// Notify our interested LifecycleListeners
lifecycle.fireLifecycleEvent(START_EVENT, null);
// Configure default manager if none was specified
if (manager == null) {
if ((getCluster() != null) && distributable) {
try {
setManager(getCluster().createManager(getName()));
} catch (Exception ex) {
log.error("standardContext.clusterFail", ex);
ok = false;
}
} else {
setManager(new StandardManager());
}
}
// Start manager
if ((manager != null) && (manager instanceof Lifecycle)) {
((Lifecycle) getManager()).start();
}
// Start ContainerBackgroundProcessor thread
super.threadStart();
mainOk = true;
}
} finally {
// Unbinding thread
unbindThread(oldCCL);
if (!mainOk) {
// An exception occurred
// Register with JMX anyway, to allow management
registerJMX();
}
}
if (!getConfigured()) {
log.error( "Error getConfigured");
ok = false;
}
// We put the resources into the servlet context
if (ok)
getServletContext().setAttribute
(Globals.RESOURCES_ATTR, getResources());
// Initialize associated mapper
mapper.setContext(getPath(), welcomeFiles, resources);
// Binding thread
oldCCL = bindThread();
try {
// Create context attributes that will be required
if (ok) {
postWelcomeFiles();
}
if (ok) {
// Notify our interested LifecycleListeners
lifecycle.fireLifecycleEvent(AFTER_START_EVENT, null);
}
// Configure and call application event listeners and filters
if (ok) {
if (!listenerStart()) {
log.error( "Error listenerStart");
ok = false;
}
}
if (ok) {
if (!filterStart()) {
log.error( "Error filterStart");
ok = false;
}
}
// Load and initialize all "load on startup" servlets
if (ok) {
loadOnStartup(findChildren());
}
} finally {
// Unbinding thread
unbindThread(oldCCL);
}
// Set available status depending upon startup success
if (ok) {
if (log.isDebugEnabled())
log.debug("Starting completed");
setAvailable(true);
} else {
log.error(sm.getString("standardContext.startFailed", getName()));
try {
stop();
} catch (Throwable t) {
log.error(sm.getString("standardContext.startCleanup"), t);
}
setAvailable(false);
}
// JMX registration
registerJMX();
startTime=System.currentTimeMillis();
// Send j2ee.state.running notification
if (ok && (this.getObjectName() != null)) {
Notification notification =
new Notification("j2ee.state.running", this.getObjectName(),
sequenceNumber++);
broadcaster.sendNotification(notification);
}
// Close all JARs right away to avoid always opening a peak number
// of files on startup
if (getLoader() instanceof WebappLoader) {
((WebappLoader) getLoader()).closeJARs(true);
}
// Reinitializing if something went wrong
if (!ok && started) {
stop();
}
//cacheContext();
}
/**
* Processes TLDs.
*
* @throws LifecycleException If an error occurs
*/
protected void processTlds() throws LifecycleException {
TldConfig tldConfig = new TldConfig();
tldConfig.setContext(this);
// (1) check if the attribute has been defined
// on the context element.
tldConfig.setTldValidation(tldValidation);
tldConfig.setTldNamespaceAware(tldNamespaceAware);
// (2) if the attribute wasn't defined on the context
// try the host.
if (!tldValidation) {
tldConfig.setTldValidation
(((StandardHost) getParent()).getXmlValidation());
}
if (!tldNamespaceAware) {
tldConfig.setTldNamespaceAware
(((StandardHost) getParent()).getXmlNamespaceAware());
}
try {
tldConfig.execute();
} catch (Exception ex) {
log.error("Error reading tld listeners "
+ ex.toString(), ex);
}
}
/**
* Stop this Context component.
*
* @exception LifecycleException if a shutdown error occurs
*/
public synchronized void stop() throws LifecycleException {
// Validate and update our current component state
if (!started) {
if(log.isInfoEnabled())
log.info(sm.getString("containerBase.notStarted", logName()));
return;
}
// Notify our interested LifecycleListeners
lifecycle.fireLifecycleEvent(BEFORE_STOP_EVENT, null);
// Send j2ee.state.stopping notification
if (this.getObjectName() != null) {
Notification notification =
new Notification("j2ee.state.stopping", this.getObjectName(),
sequenceNumber++);
broadcaster.sendNotification(notification);
}
// Mark this application as unavailable while we shut down
setAvailable(false);
// Binding thread
ClassLoader oldCCL = bindThread();
try {
// Stop our child containers, if any
Container[] children = findChildren();
for (int i = 0; i < children.length; i++) {
if (children[i] instanceof Lifecycle)
((Lifecycle) children[i]).stop();
}
// Stop our filters
filterStop();
// Stop ContainerBackgroundProcessor thread
super.threadStop();
if ((manager != null) && (manager instanceof Lifecycle)) {
((Lifecycle) manager).stop();
}
// Stop our application listeners
listenerStop();
// Finalize our character set mapper
setCharsetMapper(null);
// Normal container shutdown processing
if (log.isDebugEnabled())
log.debug("Processing standard container shutdown");
// Notify our interested LifecycleListeners
lifecycle.fireLifecycleEvent(STOP_EVENT, null);
started = false;
// Stop the Valves in our pipeline (including the basic), if any
if (pipeline instanceof Lifecycle) {
((Lifecycle) pipeline).stop();
}
// Clear all application-originated servlet context attributes
if (context != null)
context.clearAttributes();
// Stop resources
resourcesStop();
if ((realm != null) && (realm instanceof Lifecycle)) {
((Lifecycle) realm).stop();
}
if ((cluster != null) && (cluster instanceof Lifecycle)) {
((Lifecycle) cluster).stop();
}
if ((logger != null) && (logger instanceof Lifecycle)) {
((Lifecycle) logger).stop();
}
if ((loader != null) && (loader instanceof Lifecycle)) {
((Lifecycle) loader).stop();
}
} finally {
// Unbinding thread
unbindThread(oldCCL);
}
// Send j2ee.state.stopped notification
if (this.getObjectName() != null) {
Notification notification =
new Notification("j2ee.state.stopped", this.getObjectName(),
sequenceNumber++);
broadcaster.sendNotification(notification);
}
// Reset application context
context = null;
// This object will no longer be visible or used.
try {
resetContext();
} catch( Exception ex ) {
log.error( "Error reseting context " + this + " " + ex, ex );
}
// Notify our interested LifecycleListeners
lifecycle.fireLifecycleEvent(AFTER_STOP_EVENT, null);
if (log.isDebugEnabled())
log.debug("Stopping complete");
}
/** Destroy needs to clean up the context completely.
*
* The problem is that undoing all the config in start() and restoring
* a 'fresh' state is impossible. After stop()/destroy()/init()/start()
* we should have the same state as if a fresh start was done - i.e
* read modified web.xml, etc. This can only be done by completely
* removing the context object and remapping a new one, or by cleaning
* up everything.
*
* XXX Should this be done in stop() ?
*
*/
public void destroy() throws Exception {
if( oname != null ) {
// Send j2ee.object.deleted notification
Notification notification =
new Notification("j2ee.object.deleted", this.getObjectName(),
sequenceNumber++);
broadcaster.sendNotification(notification);
}
super.destroy();
// Notify our interested LifecycleListeners
lifecycle.fireLifecycleEvent(DESTROY_EVENT, null);
instanceListeners = new String[0];
}
private void resetContext() throws Exception, MBeanRegistrationException {
// Restore the original state ( pre reading web.xml in start )
// If you extend this - override this method and make sure to clean up
children=new HashMap();
startupTime = 0;
startTime = 0;
tldScanTime = 0;
// Bugzilla 32867
distributable = false;
applicationListeners = new String[0];
applicationEventListenersObjects = new Object[0];
applicationLifecycleListenersObjects = new Object[0];
if(log.isDebugEnabled())
log.debug("resetContext " + oname + " " + mserver);
}
/**
* Return a String representation of this component.
*/
public String toString() {
StringBuffer sb = new StringBuffer();
if (getParent() != null) {
sb.append(getParent().toString());
sb.append(".");
}
sb.append("StandardContext[");
sb.append(getName());
sb.append("]");
return (sb.toString());
}
// ------------------------------------------------------ Protected Methods
/**
* Adjust the URL pattern to begin with a leading slash, if appropriate
* (i.e. we are running a servlet 2.2 application). Otherwise, return
* the specified URL pattern unchanged.
*
* @param urlPattern The URL pattern to be adjusted (if needed)
* and returned
*/
protected String adjustURLPattern(String urlPattern) {
if (urlPattern == null)
return (urlPattern);
if (urlPattern.startsWith("/") || urlPattern.startsWith("*."))
return (urlPattern);
if (!isServlet22())
return (urlPattern);
if(log.isDebugEnabled())
log.debug(sm.getString("standardContext.urlPattern.patternWarning",
urlPattern));
return ("/" + urlPattern);
}
/**
* Are we processing a version 2.2 deployment descriptor?
*/
protected boolean isServlet22() {
if (this.publicId == null)
return (false);
if (this.publicId.equals
(org.apache.catalina.startup.Constants.WebDtdPublicId_22))
return (true);
else
return (false);
}
/**
* Return a File object representing the base directory for the
* entire servlet container (i.e. the Engine container if present).
*/
protected File engineBase() {
String base=System.getProperty("catalina.base");
if( base == null ) {
StandardEngine eng=(StandardEngine)this.getParent().getParent();
base=eng.getBaseDir();
}
return (new File(base));
}
// -------------------------------------------------------- Private Methods
/**
* Bind current thread, both for CL purposes and for JNDI ENC support
* during : startup, shutdown and realoading of the context.
*
* @return the previous context class loader
*/
private ClassLoader bindThread() {
ClassLoader oldContextClassLoader =
Thread.currentThread().getContextClassLoader();
if (getResources() == null)
return oldContextClassLoader;
if (getLoader().getClassLoader() != null) {
Thread.currentThread().setContextClassLoader
(getLoader().getClassLoader());
}
DirContextURLStreamHandler.bind(getResources());
if (isUseNaming()) {
try {
ContextBindings.bindThread(this, this);
} catch (NamingException e) {
// Silent catch, as this is a normal case during the early
// startup stages
}
}
return oldContextClassLoader;
}
/**
* Unbind thread.
*/
private void unbindThread(ClassLoader oldContextClassLoader) {
Thread.currentThread().setContextClassLoader(oldContextClassLoader);
oldContextClassLoader = null;
if (isUseNaming()) {
ContextBindings.unbindThread(this, this);
}
DirContextURLStreamHandler.unbind();
}
/**
* Get base path.
*/
protected String getBasePath() {
String docBase = null;
Container container = this;
while (container != null) {
if (container instanceof Host)
break;
container = container.getParent();
}
File file = new File(getDocBase());
if (!file.isAbsolute()) {
if (container == null) {
docBase = (new File(engineBase(), getDocBase())).getPath();
} else {
// Use the "appBase" property of this container
String appBase = ((Host) container).getAppBase();
file = new File(appBase);
if (!file.isAbsolute())
file = new File(engineBase(), appBase);
docBase = (new File(file, getDocBase())).getPath();
}
} else {
docBase = file.getPath();
}
return docBase;
}
/**
* Get config base.
*/
public File getConfigBase() {
File configBase =
new File(System.getProperty("catalina.base"), "conf");
if (!configBase.exists()) {
return null;
}
Container container = this;
Container host = null;
Container engine = null;
while (container != null) {
if (container instanceof Host)
host = container;
if (container instanceof Engine)
engine = container;
container = container.getParent();
}
if (engine != null) {
configBase = new File(configBase, engine.getName());
}
if (host != null) {
configBase = new File(configBase, host.getName());
}
if (saveConfig) {
configBase.mkdirs();
}
return configBase;
}
/**
* Given a context path, get the config file name.
*/
protected String getDefaultConfigFile() {
String basename = null;
String path = getPath();
if (path.equals("")) {
basename = "ROOT";
} else {
basename = path.substring(1).replace('/', '#');
}
return (basename + ".xml");
}
/**
* Get naming context full name.
*/
private String getNamingContextName() {
if (namingContextName == null) {
Container parent = getParent();
if (parent == null) {
namingContextName = getName();
} else {
Stack stk = new Stack();
StringBuffer buff = new StringBuffer();
while (parent != null) {
stk.push(parent.getName());
parent = parent.getParent();
}
while (!stk.empty()) {
buff.append("/" + stk.pop());
}
buff.append(getName());
namingContextName = buff.toString();
}
}
return namingContextName;
}
/**
* Return the request processing paused flag for this Context.
*/
public boolean getPaused() {
return (this.paused);
}
/**
* Post a copy of our current list of welcome files as a servlet context
* attribute, so that the default servlet can find them.
*/
private void postWelcomeFiles() {
getServletContext().setAttribute("org.apache.catalina.WELCOME_FILES",
welcomeFiles);
}
public String getHostname() {
Container parentHost = getParent();
if (parentHost != null) {
hostName = parentHost.getName();
}
if ((hostName == null) || (hostName.length() < 1))
hostName = "_";
return hostName;
}
/**
* Set the appropriate context attribute for our work directory.
*/
private void postWorkDirectory() {
// Acquire (or calculate) the work directory path
String workDir = getWorkDir();
if (workDir == null) {
// Retrieve our parent (normally a host) name
String hostName = null;
String engineName = null;
String hostWorkDir = null;
Container parentHost = getParent();
if (parentHost != null) {
hostName = parentHost.getName();
if (parentHost instanceof StandardHost) {
hostWorkDir = ((StandardHost)parentHost).getWorkDir();
}
Container parentEngine = parentHost.getParent();
if (parentEngine != null) {
engineName = parentEngine.getName();
}
}
if ((hostName == null) || (hostName.length() < 1))
hostName = "_";
if ((engineName == null) || (engineName.length() < 1))
engineName = "_";
String temp = getPath();
if (temp.startsWith("/"))
temp = temp.substring(1);
temp = temp.replace('/', '_');
temp = temp.replace('\\', '_');
if (temp.length() < 1)
temp = "_";
if (hostWorkDir != null ) {
workDir = hostWorkDir + File.separator + temp;
} else {
workDir = "work" + File.separator + engineName +
File.separator + hostName + File.separator + temp;
}
setWorkDir(workDir);
}
// Create this directory if necessary
File dir = new File(workDir);
if (!dir.isAbsolute()) {
File catalinaHome = engineBase();
String catalinaHomePath = null;
try {
catalinaHomePath = catalinaHome.getCanonicalPath();
dir = new File(catalinaHomePath, workDir);
} catch (IOException e) {
}
}
dir.mkdirs();
// Set the appropriate servlet context attribute
getServletContext().setAttribute(Globals.WORK_DIR_ATTR, dir);
if (getServletContext() instanceof ApplicationContext)
((ApplicationContext) getServletContext()).setAttributeReadOnly
(Globals.WORK_DIR_ATTR);
}
/**
* Set the request processing paused flag for this Context.
*
* @param paused The new request processing paused flag
*/
private void setPaused(boolean paused) {
this.paused = paused;
}
/**
* Validate the syntax of a proposed <code>&lt;url-pattern&gt;</code>
* for conformance with specification requirements.
*
* @param urlPattern URL pattern to be validated
*/
private boolean validateURLPattern(String urlPattern) {
if (urlPattern == null)
return (false);
if (urlPattern.indexOf('\n') >= 0 || urlPattern.indexOf('\r') >= 0) {
getLogger().warn(sm.getString("standardContext.crlfinurl",urlPattern));
}
if (urlPattern.startsWith("*.")) {
if (urlPattern.indexOf('/') < 0)
return (true);
else
return (false);
}
if ( (urlPattern.startsWith("/")) &&
(urlPattern.indexOf("*.") < 0))
return (true);
else
return (false);
}
// ------------------------------------------------------------- Operations
/**
* JSR77 deploymentDescriptor attribute
*
* @return string deployment descriptor
*/
public String getDeploymentDescriptor() {
InputStream stream = null;
ServletContext servletContext = getServletContext();
if (servletContext != null) {
stream = servletContext.getResourceAsStream(
org.apache.catalina.startup.Constants.ApplicationWebXml);
}
if (stream == null) {
return "";
}
BufferedReader br = new BufferedReader(
new InputStreamReader(stream));
StringBuffer sb = new StringBuffer();
String strRead = "";
try {
while (strRead != null) {
sb.append(strRead);
strRead = br.readLine();
}
} catch (IOException e) {
return "";
}
return sb.toString();
}
/**
* JSR77 servlets attribute
*
* @return list of all servlets ( we know about )
*/
public String[] getServlets() {
String[] result = null;
Container[] children = findChildren();
if (children != null) {
result = new String[children.length];
for( int i=0; i< children.length; i++ ) {
result[i] = ((StandardWrapper)children[i]).getObjectName();
}
}
return result;
}
public ObjectName createObjectName(String hostDomain, ObjectName parentName)
throws MalformedObjectNameException
{
String onameStr;
StandardHost hst=(StandardHost)getParent();
String pathName=getName();
String hostName=getParent().getName();
String name= "//" + ((hostName==null)? "DEFAULT" : hostName) +
(("".equals(pathName))?"/":pathName );
String suffix=",J2EEApplication=" +
getJ2EEApplication() + ",J2EEServer=" +
getJ2EEServer();
onameStr="j2eeType=WebModule,name=" + name + suffix;
if( log.isDebugEnabled())
log.debug("Registering " + onameStr + " for " + oname);
// default case - no domain explictely set.
if( getDomain() == null ) domain=hst.getDomain();
ObjectName oname=new ObjectName(getDomain() + ":" + onameStr);
return oname;
}
private void preRegisterJMX() {
try {
StandardHost host = (StandardHost) getParent();
if ((oname == null)
|| (oname.getKeyProperty("j2eeType") == null)) {
oname = createObjectName(host.getDomain(), host.getJmxName());
controller = oname;
}
} catch(Exception ex) {
if(log.isInfoEnabled())
log.info("Error registering ctx with jmx " + this + " " +
oname + " " + ex.toString(), ex );
}
}
private void registerJMX() {
try {
if (log.isDebugEnabled()) {
log.debug("Checking for " + oname );
}
if(! Registry.getRegistry(null, null)
.getMBeanServer().isRegistered(oname)) {
controller = oname;
Registry.getRegistry(null, null)
.registerComponent(this, oname, null);
// Send j2ee.object.created notification
if (this.getObjectName() != null) {
Notification notification = new Notification(
"j2ee.object.created",
this.getObjectName(),
sequenceNumber++);
broadcaster.sendNotification(notification);
}
}
Container children[] = findChildren();
for (int i=0; children!=null && i<children.length; i++) {
((StandardWrapper)children[i]).registerJMX( this );
}
} catch (Exception ex) {
if(log.isInfoEnabled())
log.info("Error registering wrapper with jmx " + this + " " +
oname + " " + ex.toString(), ex );
}
}
/** There are 2 cases:
* 1.The context is created and registered by internal APIS
* 2. The context is created by JMX, and it'll self-register.
*
* @param server The server
* @param name The object name
* @return ObjectName The name of the object
* @throws Exception If an error occurs
*/
public ObjectName preRegister(MBeanServer server,
ObjectName name)
throws Exception
{
if( oname != null ) {
//log.info( "Already registered " + oname + " " + name);
// Temporary - /admin uses the old names
return name;
}
super.preRegister(server,name);
return name;
}
public void preDeregister() throws Exception {
if( started ) {
try {
stop();
} catch( Exception ex ) {
log.error( "error stopping ", ex);
}
}
}
public void init() throws Exception {
if( this.getParent() == null ) {
ObjectName parentName=getParentName();
if( ! mserver.isRegistered(parentName)) {
if(log.isDebugEnabled())
log.debug("No host, creating one " + parentName);
StandardHost host=new StandardHost();
host.setName(hostName);
host.setAutoDeploy(false);
Registry.getRegistry(null, null)
.registerComponent(host, parentName, null);
mserver.invoke(parentName, "init", new Object[] {}, new String[] {} );
}
// Add the main configuration listener
LifecycleListener config = null;
try {
Object configClassname = null;
try {
configClassname = mserver.getAttribute(parentName, "configClass");
} catch (AttributeNotFoundException e) {
// Ignore, it's normal a host may not have this optional attribute
}
if (configClassname != null) {
Class clazz = Class.forName(String.valueOf(configClassname));
config = (LifecycleListener) clazz.newInstance();
} else {
config = new ContextConfig();
}
} catch (Exception e) {
log.warn("Error creating ContextConfig for " + parentName, e);
throw e;
}
this.addLifecycleListener(config);
if (log.isDebugEnabled()) {
log.debug("AddChild " + parentName + " " + this);
}
try {
mserver.invoke(parentName, "addChild", new Object[] { this },
new String[] {"org.apache.catalina.Container"});
} catch (Exception e) {
destroy();
throw e;
}
// It's possible that addChild may have started us
if( initialized ) {
return;
}
}
super.init();
// Notify our interested LifecycleListeners
lifecycle.fireLifecycleEvent(INIT_EVENT, null);
// Send j2ee.state.starting notification
if (this.getObjectName() != null) {
Notification notification = new Notification("j2ee.state.starting",
this.getObjectName(),
sequenceNumber++);
broadcaster.sendNotification(notification);
}
}
public ObjectName getParentName() throws MalformedObjectNameException {
// "Life" update
String path=oname.getKeyProperty("name");
if( path == null ) {
log.error( "No name attribute " +name );
return null;
}
if( ! path.startsWith( "//")) {
log.error("Invalid name " + name);
}
path=path.substring(2);
int delim=path.indexOf( "/" );
hostName="localhost"; // Should be default...
if( delim > 0 ) {
hostName=path.substring(0, delim);
path = path.substring(delim);
if (path.equals("/")) {
this.setName("");
} else {
this.setName(path);
}
} else {
if(log.isDebugEnabled())
log.debug("Setting path " + path );
this.setName( path );
}
// XXX The service and domain should be the same.
String parentDomain=getEngineName();
if( parentDomain == null ) parentDomain=domain;
ObjectName parentName=new ObjectName( parentDomain + ":" +
"type=Host,host=" + hostName);
return parentName;
}
public void create() throws Exception{
init();
}
/* Remove a JMX notficationListener
* @see javax.management.NotificationEmitter#removeNotificationListener(javax.management.NotificationListener, javax.management.NotificationFilter, java.lang.Object)
*/
public void removeNotificationListener(NotificationListener listener,
NotificationFilter filter, Object object) throws ListenerNotFoundException {
broadcaster.removeNotificationListener(listener,filter,object);
}
private MBeanNotificationInfo[] notificationInfo;
/* Get JMX Broadcaster Info
* @TODO use StringManager for international support!
* @TODO This two events we not send j2ee.state.failed and j2ee.attribute.changed!
* @see javax.management.NotificationBroadcaster#getNotificationInfo()
*/
public MBeanNotificationInfo[] getNotificationInfo() {
// FIXME: i18n
if(notificationInfo == null) {
notificationInfo = new MBeanNotificationInfo[]{
new MBeanNotificationInfo(new String[] {
"j2ee.object.created"},
Notification.class.getName(),
"web application is created"
),
new MBeanNotificationInfo(new String[] {
"j2ee.state.starting"},
Notification.class.getName(),
"change web application is starting"
),
new MBeanNotificationInfo(new String[] {
"j2ee.state.running"},
Notification.class.getName(),
"web application is running"
),
new MBeanNotificationInfo(new String[] {
"j2ee.state.stopped"},
Notification.class.getName(),
"web application start to stopped"
),
new MBeanNotificationInfo(new String[] {
"j2ee.object.stopped"},
Notification.class.getName(),
"web application is stopped"
),
new MBeanNotificationInfo(new String[] {
"j2ee.object.deleted"},
Notification.class.getName(),
"web application is deleted"
)
};
}
return notificationInfo;
}
/* Add a JMX-NotificationListener
* @see javax.management.NotificationBroadcaster#addNotificationListener(javax.management.NotificationListener, javax.management.NotificationFilter, java.lang.Object)
*/
public void addNotificationListener(NotificationListener listener,
NotificationFilter filter, Object object) throws IllegalArgumentException {
broadcaster.addNotificationListener(listener,filter,object);
}
/**
* Remove a JMX-NotificationListener
* @see javax.management.NotificationBroadcaster#removeNotificationListener(javax.management.NotificationListener)
*/
public void removeNotificationListener(NotificationListener listener)
throws ListenerNotFoundException {
broadcaster.removeNotificationListener(listener);
}
// ------------------------------------------------------------- Attributes
/**
* Return the naming resources associated with this web application.
*/
public javax.naming.directory.DirContext getStaticResources() {
return getResources();
}
/**
* Return the naming resources associated with this web application.
* FIXME: Fooling introspection ...
*/
public javax.naming.directory.DirContext findStaticResources() {
return getResources();
}
/**
* Return the naming resources associated with this web application.
*/
public String[] getWelcomeFiles() {
return findWelcomeFiles();
}
/**
* Set the validation feature of the XML parser used when
* parsing xml instances.
* @param webXmlValidation true to enable xml instance validation
*/
public void setXmlValidation(boolean webXmlValidation){
this.webXmlValidation = webXmlValidation;
}
/**
* Get the server.xml <context> attribute's xmlValidation.
* @return true if validation is enabled.
*
*/
public boolean getXmlValidation(){
return webXmlValidation;
}
/**
* Get the server.xml <context> attribute's xmlNamespaceAware.
* @return true if namespace awarenes is enabled.
*/
public boolean getXmlNamespaceAware(){
return webXmlNamespaceAware;
}
/**
* Set the namespace aware feature of the XML parser used when
* parsing xml instances.
* @param webXmlNamespaceAware true to enable namespace awareness
*/
public void setXmlNamespaceAware(boolean webXmlNamespaceAware){
this.webXmlNamespaceAware= webXmlNamespaceAware;
}
/**
* Set the validation feature of the XML parser used when
* parsing tlds files.
* @param tldValidation true to enable xml instance validation
*/
public void setTldValidation(boolean tldValidation){
this.tldValidation = tldValidation;
}
/**
* Get the server.xml <context> attribute's webXmlValidation.
* @return true if validation is enabled.
*
*/
public boolean getTldValidation(){
return tldValidation;
}
/**
* Sets the process TLDs attribute.
*
* @param newProcessTlds The new value
*/
public void setProcessTlds(boolean newProcessTlds) {
processTlds = newProcessTlds;
}
/**
* Returns the processTlds attribute value.
*/
public boolean getProcessTlds() {
return processTlds;
}
/**
* Get the server.xml <host> attribute's xmlNamespaceAware.
* @return true if namespace awarenes is enabled.
*/
public boolean getTldNamespaceAware(){
return tldNamespaceAware;
}
/**
* Set the namespace aware feature of the XML parser used when
* parsing xml instances.
* @param tldNamespaceAware true to enable namespace awareness
*/
public void setTldNamespaceAware(boolean tldNamespaceAware){
this.tldNamespaceAware= tldNamespaceAware;
}
/**
* Support for "stateManageable" JSR77
*/
public boolean isStateManageable() {
return true;
}
public void startRecursive() throws LifecycleException {
// nothing to start recursive, the servlets will be started by load-on-startup
start();
}
public int getState() {
if( started ) {
return 1; // RUNNING
}
if( initialized ) {
return 0; // starting ?
}
if( ! available ) {
return 4; //FAILED
}
// 2 - STOPPING
return 3; // STOPPED
}
/**
* The J2EE Server ObjectName this module is deployed on.
*/
private String server = null;
/**
* The Java virtual machines on which this module is running.
*/
private String[] javaVMs = null;
public String getServer() {
return server;
}
public String setServer(String server) {
return this.server=server;
}
public String[] getJavaVMs() {
return javaVMs;
}
public String[] setJavaVMs(String[] javaVMs) {
return this.javaVMs = javaVMs;
}
/**
* Gets the time this context was started.
*
* @return Time (in milliseconds since January 1, 1970, 00:00:00) when this
* context was started
*/
public long getStartTime() {
return startTime;
}
public boolean isEventProvider() {
return false;
}
public boolean isStatisticsProvider() {
return false;
}
}