| /* |
| * 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.felix.http.base.internal.whiteboard; |
| |
| import static org.apache.felix.http.base.internal.util.UriUtils.decodePath; |
| import static org.apache.felix.http.base.internal.util.UriUtils.removeDotSegments; |
| |
| import java.io.InputStream; |
| import java.net.URL; |
| import java.util.Collections; |
| import java.util.Enumeration; |
| import java.util.EventListener; |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.concurrent.ConcurrentHashMap; |
| |
| import javax.servlet.Filter; |
| import javax.servlet.FilterRegistration; |
| import javax.servlet.RequestDispatcher; |
| import javax.servlet.Servlet; |
| import javax.servlet.ServletContext; |
| import javax.servlet.ServletContextAttributeEvent; |
| import javax.servlet.ServletContextAttributeListener; |
| import javax.servlet.ServletException; |
| import javax.servlet.ServletRegistration; |
| import javax.servlet.SessionCookieConfig; |
| import javax.servlet.SessionTrackingMode; |
| import javax.servlet.descriptor.JspConfigDescriptor; |
| |
| import org.apache.felix.http.base.internal.dispatch.RequestDispatcherImpl; |
| import org.apache.felix.http.base.internal.dispatch.RequestInfo; |
| import org.apache.felix.http.base.internal.handler.ServletHandler; |
| import org.apache.felix.http.base.internal.logger.SystemLogger; |
| import org.apache.felix.http.base.internal.registry.PathResolution; |
| import org.apache.felix.http.base.internal.registry.PerContextHandlerRegistry; |
| import org.apache.felix.http.base.internal.registry.ServletResolution; |
| import org.apache.felix.http.base.internal.util.UriUtils; |
| |
| /** |
| * This servlet context implementation represents the shared |
| * part for a servlet context backed by a servlet context helper. |
| * |
| * For each using bundle, a {@link PerBundleServletContextImpl} is created. |
| */ |
| public class SharedServletContextImpl implements ServletContext |
| { |
| |
| private final ServletContext context; |
| private final Map<String, Object> attributes = new ConcurrentHashMap<String, Object>(); |
| private final String contextPath; |
| private final String name; |
| private final PerContextHandlerRegistry registry; |
| private final ServletContextAttributeListener attributeListener; |
| private final Map<String, String> initParameters = new HashMap<String, String>(); |
| |
| public SharedServletContextImpl(final ServletContext webContext, |
| final String name, |
| final String path, |
| final Map<String, String> initParameters, |
| final PerContextHandlerRegistry registry) |
| { |
| this.context = webContext; |
| if ( path.equals("/") ) |
| { |
| this.contextPath = webContext.getContextPath(); |
| } |
| else |
| { |
| this.contextPath = webContext.getContextPath() + path; |
| } |
| this.name = name; |
| if ( initParameters != null ) |
| { |
| this.initParameters.putAll(initParameters); |
| } |
| this.attributeListener = registry.getEventListenerRegistry(); |
| this.registry = registry; |
| } |
| |
| @Override |
| public ClassLoader getClassLoader() |
| { |
| // is implemented by {@link PerBundleServletContextImpl}. |
| return null; |
| } |
| |
| /** |
| * @see javax.servlet.ServletContext#getResource(java.lang.String) |
| */ |
| @Override |
| public URL getResource(String path) |
| { |
| // is implemented by {@link PerBundleServletContextImpl}. |
| return null; |
| } |
| |
| @Override |
| public String getMimeType(String file) |
| { |
| // is implemented by {@link PerBundleServletContextImpl}. |
| return null; |
| } |
| |
| @Override |
| public String getRealPath(String path) |
| { |
| // is implemented by {@link PerBundleServletContextImpl}. |
| return null; |
| } |
| |
| @Override |
| public Set<String> getResourcePaths(final String path) |
| { |
| // is implemented by {@link PerBundleServletContextImpl}. |
| return null; |
| } |
| |
| @Override |
| public FilterRegistration.Dynamic addFilter(final String filterName, final Class<? extends Filter> type) |
| { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public FilterRegistration.Dynamic addFilter(final String filterName, final Filter filter) |
| { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public FilterRegistration.Dynamic addFilter(final String filterName, final String className) |
| { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public void addListener(final Class<? extends EventListener> type) |
| { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public void addListener(final String className) |
| { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public <T extends EventListener> void addListener(final T listener) |
| { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public ServletRegistration.Dynamic addServlet(final String servletName, final Class<? extends Servlet> type) |
| { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public ServletRegistration.Dynamic addServlet(final String servletName, final Servlet servlet) |
| { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public ServletRegistration.Dynamic addServlet(final String servletName, final String className) |
| { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public <T extends Filter> T createFilter(final Class<T> type) throws ServletException |
| { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public <T extends EventListener> T createListener(final Class<T> type) throws ServletException |
| { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public <T extends Servlet> T createServlet(final Class<T> type) throws ServletException |
| { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public void declareRoles(final String... roleNames) |
| { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public String getVirtualServerName() { |
| return context.getVirtualServerName(); |
| } |
| |
| @Override |
| public Object getAttribute(final String name) |
| { |
| return this.attributes.get(name); |
| } |
| |
| @Override |
| public Enumeration<String> getAttributeNames() |
| { |
| return Collections.enumeration(this.attributes.keySet()); |
| } |
| |
| @Override |
| public ServletContext getContext(final String uri) |
| { |
| return this.context.getContext(uri); |
| } |
| |
| @Override |
| public String getContextPath() |
| { |
| return this.contextPath; |
| } |
| |
| @Override |
| public Set<SessionTrackingMode> getDefaultSessionTrackingModes() |
| { |
| return this.context.getDefaultSessionTrackingModes(); |
| } |
| |
| @Override |
| public int getEffectiveMajorVersion() |
| { |
| return this.context.getEffectiveMajorVersion(); |
| } |
| |
| @Override |
| public int getEffectiveMinorVersion() |
| { |
| return this.context.getEffectiveMinorVersion(); |
| } |
| |
| @Override |
| public Set<SessionTrackingMode> getEffectiveSessionTrackingModes() |
| { |
| return this.context.getEffectiveSessionTrackingModes(); |
| } |
| |
| @Override |
| public FilterRegistration getFilterRegistration(final String filterName) |
| { |
| return this.context.getFilterRegistration(filterName); |
| } |
| |
| @Override |
| public Map<String, ? extends FilterRegistration> getFilterRegistrations() |
| { |
| return this.context.getFilterRegistrations(); |
| } |
| |
| @Override |
| public String getInitParameter(final String name) |
| { |
| return this.initParameters.get(name); |
| } |
| |
| @Override |
| public Enumeration<String> getInitParameterNames() |
| { |
| return Collections.enumeration(this.initParameters.keySet()); |
| } |
| |
| @Override |
| public JspConfigDescriptor getJspConfigDescriptor() |
| { |
| return null; |
| } |
| |
| @Override |
| public int getMajorVersion() |
| { |
| return this.context.getMajorVersion(); |
| } |
| |
| @Override |
| public int getMinorVersion() |
| { |
| return this.context.getMinorVersion(); |
| } |
| |
| @Override |
| public RequestDispatcher getNamedDispatcher(final String name) |
| { |
| if (name == null) |
| { |
| return null; |
| } |
| |
| final RequestDispatcher dispatcher; |
| final ServletHandler servletHandler = this.registry.resolveServletByName(name); |
| if ( servletHandler != null ) |
| { |
| final ServletResolution resolution = new ServletResolution(); |
| resolution.handler = servletHandler; |
| resolution.handlerRegistry = this.registry; |
| // TODO - what is the path of a named servlet? |
| final RequestInfo requestInfo = new RequestInfo("", null, null, null); |
| dispatcher = new RequestDispatcherImpl(resolution, requestInfo); |
| } |
| else |
| { |
| dispatcher = null; |
| } |
| return dispatcher; |
| } |
| |
| @Override |
| public RequestDispatcher getRequestDispatcher(String path) |
| { |
| // See section 9.1 of Servlet 3.x specification... |
| if (path == null || (!path.startsWith("/") && !"".equals(path))) |
| { |
| return null; |
| } |
| |
| String query = null; |
| int q = 0; |
| if ((q = path.indexOf('?')) > 0) |
| { |
| query = path.substring(q + 1); |
| path = path.substring(0, q); |
| } |
| // TODO remove path parameters... |
| final String encodedRequestURI = path == null ? "" : removeDotSegments(path); |
| final String requestURI = decodePath(encodedRequestURI); |
| |
| final RequestDispatcher dispatcher; |
| final PathResolution pathResolution = this.registry.resolve(requestURI); |
| if ( pathResolution != null ) |
| { |
| final ServletResolution resolution = new ServletResolution(); |
| resolution.handler = pathResolution.handler; |
| resolution.handlerRegistry = this.registry; |
| final RequestInfo requestInfo = new RequestInfo(pathResolution.servletPath, pathResolution.pathInfo, query, |
| UriUtils.concat(this.contextPath, encodedRequestURI)); |
| dispatcher = new RequestDispatcherImpl(resolution, requestInfo); |
| } |
| else |
| { |
| dispatcher = null; |
| } |
| return dispatcher; |
| } |
| |
| @Override |
| public InputStream getResourceAsStream(final String path) |
| { |
| // is implemented by {@link PerBundleServletContextImpl}. |
| return null; |
| } |
| |
| @Override |
| public String getServerInfo() |
| { |
| return this.context.getServerInfo(); |
| } |
| |
| @SuppressWarnings("deprecation") |
| @Override |
| public Servlet getServlet(final String name) throws ServletException |
| { |
| return this.context.getServlet(name); |
| } |
| |
| @Override |
| public String getServletContextName() |
| { |
| return this.name; |
| } |
| |
| @SuppressWarnings("deprecation") |
| @Override |
| public Enumeration<String> getServletNames() |
| { |
| return this.context.getServletNames(); |
| } |
| |
| @Override |
| public ServletRegistration getServletRegistration(final String servletName) |
| { |
| return this.context.getServletRegistration(servletName); |
| } |
| |
| @Override |
| public Map<String, ? extends ServletRegistration> getServletRegistrations() |
| { |
| return this.context.getServletRegistrations(); |
| } |
| |
| @SuppressWarnings("deprecation") |
| @Override |
| public Enumeration<Servlet> getServlets() |
| { |
| return this.context.getServlets(); |
| } |
| |
| @Override |
| public SessionCookieConfig getSessionCookieConfig() |
| { |
| return this.context.getSessionCookieConfig(); |
| } |
| |
| @SuppressWarnings("deprecation") |
| @Override |
| public void log(final Exception cause, final String message) |
| { |
| SystemLogger.error(message, cause); |
| } |
| |
| @Override |
| public void log(final String message) |
| { |
| SystemLogger.info(message); |
| } |
| |
| @Override |
| public void log(final String message, final Throwable cause) |
| { |
| SystemLogger.error(message, cause); |
| } |
| |
| @Override |
| public void removeAttribute(final String name) |
| { |
| final Object oldValue = this.attributes.remove(name); |
| |
| if (oldValue != null) |
| { |
| this.attributeListener.attributeRemoved(new ServletContextAttributeEvent(this, name, oldValue)); |
| } |
| } |
| |
| @Override |
| public void setAttribute(final String name, final Object value) |
| { |
| if (value == null) |
| { |
| this.removeAttribute(name); |
| } |
| else if (name != null) |
| { |
| Object oldValue = this.attributes.put(name, value); |
| |
| if (oldValue == null) |
| { |
| this.attributeListener.attributeAdded(new ServletContextAttributeEvent(this, name, value)); |
| } |
| else |
| { |
| this.attributeListener.attributeReplaced(new ServletContextAttributeEvent(this, name, oldValue)); |
| } |
| } |
| } |
| |
| @Override |
| public boolean setInitParameter(final String name, final String value) |
| { |
| throw new IllegalStateException(); |
| } |
| |
| @Override |
| public void setSessionTrackingModes(final Set<SessionTrackingMode> modes) |
| { |
| throw new IllegalStateException(); |
| } |
| } |