| <html> |
| <%@ page import="org.apache.axis2.AxisFault, |
| org.apache.axis2.Constants, |
| org.apache.axis2.addressing.EndpointReference, |
| org.apache.axis2.client.Options, |
| org.apache.axis2.client.ServiceClient, |
| org.apache.axis2.om.OMAbstractFactory, |
| org.apache.axis2.om.OMElement, |
| org.apache.axis2.om.OMFactory, |
| org.apache.axis2.om.OMNamespace, |
| javax.servlet.ServletContext, |
| javax.servlet.http.HttpServletRequest, |
| javax.servlet.http.HttpServletResponse, |
| javax.servlet.jsp.JspWriter, |
| javax.xml.parsers.SAXParser" |
| session="false" %> |
| <%@ page import="javax.xml.parsers.SAXParserFactory" %> |
| <%@ page import="javax.xml.stream.XMLOutputFactory" %> |
| <%@ page import="javax.xml.stream.XMLStreamException" %> |
| <%@ page import="java.io.IOException" %> |
| <%@ page import="java.io.InputStream" %> |
| |
| <%@ page import="java.io.StringWriter" %> |
| |
| <% |
| /* |
| * Copyright 2002,2004 The Apache Software Foundation. |
| * |
| * Licensed 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. |
| */ |
| %> |
| <head> |
| <title>Axis2 Happiness Page</title> |
| <link href="css/axis-style.css" rel="stylesheet" type="text/css"> |
| </head> |
| |
| <body> |
| <jsp:include page="include/header.inc"/> |
| <jsp:include page="include/link-footer.jsp"/> |
| <%port = request.getServerPort();%> |
| <%IP = request.getRequestURL().toString(); |
| int lastindex = IP.lastIndexOf('/'); |
| IP = IP.substring(0, lastindex); |
| targetEPR = new EndpointReference(IP + "/services/version"); |
| %> |
| <%! |
| /* |
| * Happiness tests for axis. These look at the classpath and warn if things |
| * are missing. Normally addng this much code in a JSP page is mad |
| * but here we want to validate JSP compilation too, and have a drop-in |
| * page for easy re-use |
| */ |
| int port = 0; |
| String IP; |
| EndpointReference targetEPR; |
| |
| /** |
| * Get a string providing install information. |
| * TODO: make this platform aware and give specific hints |
| */ |
| public String getInstallHints(HttpServletRequest request) { |
| |
| String hint = |
| "<B><I>Note:</I></B> On Tomcat 4.x and Java1.4, you may need to put libraries that contain " |
| + "java.* or javax.* packages into CATALINA_HOME/common/lib" |
| + "<br>jaxrpc.jar and saaj.jar are two such libraries."; |
| return hint; |
| } |
| |
| /** |
| * test for a class existing |
| * @param classname |
| * @return class iff present |
| */ |
| Class classExists(String classname) { |
| try { |
| return Class.forName(classname); |
| } catch (ClassNotFoundException e) { |
| return null; |
| } |
| } |
| |
| /** |
| * test for resource on the classpath |
| * @param resource |
| * @return true iff present |
| */ |
| boolean resourceExists(String resource) { |
| boolean found; |
| InputStream instream = this.getClass().getResourceAsStream(resource); |
| found = instream != null; |
| if (instream != null) { |
| try { |
| instream.close(); |
| } catch (IOException e) { |
| } |
| } |
| return found; |
| } |
| |
| /** |
| * probe for a class, print an error message is missing |
| * @param out stream to print stuff |
| * @param category text like "warning" or "error" |
| * @param classname class to look for |
| * @param jarFile where this class comes from |
| * @param errorText extra error text |
| * @param homePage where to d/l the library |
| * @return the number of missing classes |
| * @throws IOException |
| */ |
| int probeClass(JspWriter out, |
| String category, |
| String classname, |
| String jarFile, |
| String axisOperation, |
| String errorText, |
| String homePage) throws IOException { |
| try { |
| Class clazz = classExists(classname); |
| if (clazz == null) { |
| String url = ""; |
| if (homePage != null) { |
| url = "<br> See <a href=" + homePage + ">" + homePage + "</a>"; |
| } |
| out.write("<p>" + category + ": could not find class " + classname |
| + " from file <b>" + jarFile |
| + "</b><br> " + errorText |
| + url |
| + "<p>"); |
| return 1; |
| } else { |
| String location = getLocation(out, clazz); |
| if (location == null) { |
| out.write("Found " + axisOperation + " (" + classname + ")<br>"); |
| } else { |
| out.write("Found " + axisOperation + " (" + classname + ") at " + location + "<br>"); |
| } |
| return 0; |
| } |
| } catch (NoClassDefFoundError ncdfe) { |
| String url = ""; |
| if (homePage != null) { |
| url = "<br> See <a href=" + homePage + ">" + homePage + "</a>"; |
| } |
| out.write("<p>" + category + ": could not find a dependency" |
| + " of class " + classname |
| + " from file <b>" + jarFile |
| + "</b><br> " + errorText |
| + url |
| + "<br>The root cause was: " + ncdfe.getMessage() |
| + "<br>This can happen e.g. if " + classname + " is in" |
| + " the 'common' classpath, but a dependency like " |
| + " activation.jar is only in the webapp classpath." |
| + "<p>"); |
| return 1; |
| } |
| } |
| |
| /** |
| * get the location of a class |
| * @param out |
| * @param clazz |
| * @return the jar file or path where a class was found |
| */ |
| |
| String getLocation(JspWriter out, |
| Class clazz) { |
| try { |
| java.net.URL url = clazz.getProtectionDomain().getCodeSource().getLocation(); |
| String location = url.toString(); |
| if (location.startsWith("jar")) { |
| url = ((java.net.JarURLConnection) url.openConnection()).getJarFileURL(); |
| location = url.toString(); |
| } |
| |
| if (location.startsWith("file")) { |
| java.io.File file = new java.io.File(url.getFile()); |
| return file.getAbsolutePath(); |
| } else { |
| return url.toString(); |
| } |
| } catch (Throwable t) { |
| } |
| return "an unknown location"; |
| } |
| |
| /** |
| * a class we need if a class is missing |
| * @param out stream to print stuff |
| * @param classname class to look for |
| * @param jarFile where this class comes from |
| * @param errorText extra error text |
| * @param homePage where to d/l the library |
| * @throws IOException when needed |
| * @return the number of missing libraries (0 or 1) |
| */ |
| int needClass(JspWriter out, |
| String classname, |
| String jarFile, |
| String axisOperation, |
| String errorText, |
| String homePage) throws IOException { |
| return probeClass(out, |
| "<b>Error</b>", |
| classname, |
| jarFile, |
| axisOperation, |
| errorText, |
| homePage); |
| } |
| |
| /** |
| * print warning message if a class is missing |
| * @param out stream to print stuff |
| * @param classname class to look for |
| * @param jarFile where this class comes from |
| * @param errorText extra error text |
| * @param homePage where to d/l the library |
| * @throws IOException when needed |
| * @return the number of missing libraries (0 or 1) |
| */ |
| int wantClass(JspWriter out, |
| String classname, |
| String jarFile, |
| String axisOperation, |
| String errorText, |
| String homePage) throws IOException { |
| return probeClass(out, |
| "<b>Warning</b>", |
| classname, |
| jarFile, |
| axisOperation, |
| errorText, |
| homePage); |
| } |
| |
| /** |
| * probe for a resource existing, |
| * @param out |
| * @param resource |
| * @param errorText |
| * @throws Exception |
| */ |
| int wantResource(JspWriter out, |
| String resource, |
| String errorText) throws Exception { |
| if (!resourceExists(resource)) { |
| out.write("<p><b>Warning</b>: could not find resource " + resource |
| + "<br>" |
| + errorText); |
| return 0; |
| } else { |
| out.write("found " + resource + "<br>"); |
| return 1; |
| } |
| } |
| |
| |
| /** |
| * get servlet version string |
| * |
| */ |
| |
| public String getServletVersion() { |
| ServletContext context = getServletConfig().getServletContext(); |
| int major = context.getMajorVersion(); |
| int minor = context.getMinorVersion(); |
| return Integer.toString(major) + '.' + Integer.toString(minor); |
| } |
| |
| |
| /** |
| * what parser are we using. |
| * @return the classname of the parser |
| */ |
| private String getParserName() { |
| SAXParser saxParser = getSAXParser(); |
| if (saxParser == null) { |
| return "Could not create an XML Parser"; |
| } |
| |
| // check to what is in the classname |
| String saxParserName = saxParser.getClass().getName(); |
| return saxParserName; |
| } |
| |
| /** |
| * Create a JAXP SAXParser |
| * @return parser or null for trouble |
| */ |
| private SAXParser getSAXParser() { |
| SAXParserFactory saxParserFactory = SAXParserFactory.newInstance(); |
| if (saxParserFactory == null) { |
| return null; |
| } |
| SAXParser saxParser = null; |
| try { |
| saxParser = saxParserFactory.newSAXParser(); |
| } catch (Exception e) { |
| } |
| return saxParser; |
| } |
| |
| /** |
| * get the location of the parser |
| * @return path or null for trouble in tracking it down |
| */ |
| |
| private String getParserLocation(JspWriter out) { |
| SAXParser saxParser = getSAXParser(); |
| if (saxParser == null) { |
| return null; |
| } |
| String location = getLocation(out, saxParser.getClass()); |
| return location; |
| } |
| |
| private String value; |
| |
| private OMElement createEnvelope() { |
| OMFactory fac = OMAbstractFactory.getOMFactory(); |
| OMNamespace omNs = fac.createOMNamespace("http://localhost/my", "my"); |
| OMElement method = fac.createOMElement("getVersion", omNs); |
| OMElement value = fac.createOMElement("myValue", omNs); |
| method.addChild(value); |
| return method; |
| } |
| |
| public boolean inVokeTheService() { |
| try { |
| OMElement payload = createEnvelope(); |
| ServiceClient client = new ServiceClient(); |
| Options options = new Options(); |
| client.setOptions(options); |
| options.setTo(targetEPR); |
| options.setTransportInProtocol(Constants.TRANSPORT_HTTP); |
| |
| OMElement result = client.sendReceive(payload); |
| StringWriter writer = new StringWriter(); |
| result.serialize(XMLOutputFactory.newInstance().createXMLStreamWriter(writer)); |
| writer.flush(); |
| value = writer.toString(); |
| return true; |
| } catch (AxisFault axisFault) { |
| value = axisFault.getMessage(); |
| return false; |
| } catch (XMLStreamException e) { |
| value = e.getMessage(); |
| return false; |
| } |
| } |
| %> |
| |
| <h1>Axis2 Happiness Page</h1> |
| |
| <h2>Examining webapp configuration</h2> |
| |
| <p> |
| |
| <h3>Essential Components</h3> |
| <% |
| int needed = 0,wanted = 0; |
| |
| /** |
| * the essentials, without these Axis is not going to work |
| */ |
| needed = needClass(out, "org.apache.axis2.transport.http.AxisServlet", |
| "axis2-0.93.jar", |
| "Apache-Axis", |
| "Axis2 will not work", |
| "http://xml.apache.org/axis/"); |
| needed += needClass(out, "org.apache.commons.logging.Log", |
| "commons-logging.jar", |
| "Jakarta-Commons Logging", |
| "Axis2 will not work", |
| "http://jakarta.apache.org/commons/logging.html"); |
| |
| needed += needClass(out, "org.apache.log4j.Layout", |
| "log4j-1.2.8.jar", |
| "Log4j", |
| "Axis2 may not work", |
| "http://jakarta.apache.org/log4j"); |
| needed += needClass(out, "javax.xml.stream.XMLStreamReader", |
| "stax-api-1.0.jar", |
| "Streaming API for XML", |
| "Axis2 will not work", |
| "http://dist.codehaus.org/stax/jars/"); |
| needed += needClass(out, "org.codehaus.stax2.XMLStreamWriter2", |
| "wstx-asl-2.8.jar", |
| "Streaming Impl for XML implementation", |
| "Axis2 will not work", |
| "http://dist.codehaus.org/stax/jars/"); |
| |
| %> |
| |
| <% |
| /* |
| * resources on the classpath path |
| */ |
| /* broken; this is a file, not a resource |
| wantResource(out,"/server-config.wsdd", |
| "There is no server configuration file;" |
| +"run AdminClient to create one"); |
| */ |
| /* add more libraries here */ |
| |
| out.write("<h3>"); |
| //is everythng we need here |
| if (needed == 0) { |
| //yes, be happy |
| out.write("<i>The core axis libraries are present. </i>"); |
| } else { |
| //no, be very unhappy |
| response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); |
| out.write("<i>" |
| + needed |
| + " core axis librar" |
| + (needed == 1 ? "y is" : "ies are") |
| + " missing</i>"); |
| } |
| //now look at wanted stuff |
| |
| out.write("</h3>"); |
| %> |
| <p> |
| <B><I>Note:</I></B> Even if everything this page probes for is present, there is no guarantee |
| your |
| web axisService will work, because there are many configuration options that we do |
| not check for. These tests are <i>necessary</i> but not <i>sufficient</i> |
| |
| <h2>Examining echo axisService</h2> |
| <% |
| boolean serviceStatus = inVokeTheService(); |
| if (serviceStatus) { |
| %> |
| <p> |
| <font color="blue"> |
| Found the Axis2 default Version axisService and Axis2 is working properly.Now you can drop a |
| web axisService in |
| axis2/WEB-INF/services and refresh this page. |
| |
| Following output was produced while invoking the version axisService: |
| <br> |
| <%= value%></font> |
| </p> |
| |
| <% |
| } else { |
| %> |
| <p> |
| <font color="brown"> |
| You can test the deployement functionality by uploading the echo axisService jar, which can |
| be found in the |
| samples directory of the axis distribution. |
| <br> |
| </font> |
| </p> |
| |
| <% |
| } |
| %> |
| <h2>Examining Application Server</h2> |
| <table> |
| <tr><td>Servlet version</td><td><%=getServletVersion()%></td></tr> |
| <tr><td>Platform</td><td><%=getServletConfig().getServletContext().getServerInfo()%></td></tr> |
| </table> |
| |
| <h2>Examining System Properties</h2> |
| <% |
| /** |
| * Dump the system properties |
| */ |
| java.util.Enumeration e = null; |
| try { |
| e = System.getProperties().propertyNames(); |
| } catch (SecurityException se) { |
| } |
| if (e != null) { |
| out.write("<pre>"); |
| for (; e.hasMoreElements();) { |
| String key = (String) e.nextElement(); |
| out.write(key + "=" + System.getProperty(key) + "\n"); |
| } |
| out.write("</pre><p>"); |
| } else { |
| out.write("System properties are not accessible<p>"); |
| } |
| %> |
| |
| <jsp:include page="include/footer.inc"/> |
| </body> |
| </html> |
| |
| |
