List of usage examples for org.apache.commons.vfs2.impl VFSClassLoader loadClass
public Class<?> loadClass(String name) throws ClassNotFoundException
From source file:com.web.server.EARDeployer.java
/** * This method configures the executor services from the jar file. * // www . j av a2 s. com * @param jarFile * @param classList * @throws FileSystemException */ public void deployExecutorServicesEar(String earFileName, FileObject earFile, StandardFileSystemManager fsManager) throws FileSystemException { try { System.out.println("EARFILE NAMEs=" + earFileName); CopyOnWriteArrayList<FileObject> fileObjects = new CopyOnWriteArrayList<FileObject>(); CopyOnWriteArrayList<FileObject> warObjects = new CopyOnWriteArrayList<FileObject>(); ConcurrentHashMap jarClassListMap = new ConcurrentHashMap(); CopyOnWriteArrayList<String> classList; obtainUrls(earFile, earFile, fileObjects, jarClassListMap, warObjects, fsManager); VFSClassLoader customClassLoaderBaseLib = new VFSClassLoader( fileObjects.toArray(new FileObject[fileObjects.size()]), fsManager, Thread.currentThread().getContextClassLoader()); VFSClassLoader customClassLoader = null; Set keys = jarClassListMap.keySet(); Iterator key = keys.iterator(); FileObject jarFileObject; ConcurrentHashMap classLoaderPath = new ConcurrentHashMap(); filesMap.put(earFileName, classLoaderPath); for (FileObject warFileObj : warObjects) { if (warFileObj.getName().getBaseName().endsWith(".war")) { //logger.info("filePath"+filePath); String filePath = scanDirectory + "/" + warFileObj.getName().getBaseName(); log.info(filePath); String fileName = warFileObj.getName().getBaseName(); WebClassLoader classLoader = new WebClassLoader(new URL[] {}); log.info(classLoader); warDeployer.deleteDir( new File(deployDirectory + "/" + fileName.substring(0, fileName.lastIndexOf(".war")))); new File(deployDirectory + "/" + fileName.substring(0, fileName.lastIndexOf(".war"))).mkdirs(); log.info(deployDirectory + "/" + fileName.substring(0, fileName.lastIndexOf(".war"))); urlClassLoaderMap.put( deployDirectory + "/" + fileName.substring(0, fileName.lastIndexOf(".war")), classLoader); classLoaderPath.put(warFileObj.getName().getBaseName(), deployDirectory + "/" + fileName.substring(0, fileName.lastIndexOf(".war"))); warDeployer.extractWar(new File(filePath), classLoader); if (exec != null) { exec.shutdown(); } new File(scanDirectory + "/" + warFileObj.getName().getBaseName()).delete(); exec = Executors.newSingleThreadScheduledExecutor(); exec.scheduleAtFixedRate(task, 0, 1000, TimeUnit.MILLISECONDS); } } for (int keyCount = 0; keyCount < keys.size(); keyCount++) { jarFileObject = (FileObject) key.next(); { classList = (CopyOnWriteArrayList<String>) jarClassListMap.get(jarFileObject); customClassLoader = new VFSClassLoader(jarFileObject, fsManager, customClassLoaderBaseLib); this.urlClassLoaderMap.put( scanDirectory + "/" + earFileName + "/" + jarFileObject.getName().getBaseName(), customClassLoader); classLoaderPath.put(jarFileObject.getName().getBaseName(), scanDirectory + "/" + earFileName + "/" + jarFileObject.getName().getBaseName()); for (int classCount = 0; classCount < classList.size(); classCount++) { String classwithpackage = classList.get(classCount).substring(0, classList.get(classCount).indexOf(".class")); classwithpackage = classwithpackage.replace("/", "."); // System.out.println("classList:"+classwithpackage.replace("/",".")); try { if (!classwithpackage.contains("$")) { /*System.out.println("EARFILE NAME="+fileName); System.out .println(scanDirectory + "/" + fileName + "/" + jarFileObject.getName() .getBaseName()); System.out.println(urlClassLoaderMap);*/ Class executorServiceClass = customClassLoader.loadClass(classwithpackage); Annotation[] classServicesAnnot = executorServiceClass.getDeclaredAnnotations(); if (classServicesAnnot != null) { for (int annotcount = 0; annotcount < classServicesAnnot.length; annotcount++) { if (classServicesAnnot[annotcount] instanceof RemoteCall) { RemoteCall remoteCall = (RemoteCall) classServicesAnnot[annotcount]; //registry.unbind(remoteCall.servicename()); System.out.println(remoteCall.servicename().trim()); try { for (int count = 0; count < 2; count++) { RemoteInterface reminterface = (RemoteInterface) UnicastRemoteObject .exportObject( (Remote) executorServiceClass.newInstance(), 0); registry.rebind(remoteCall.servicename().trim(), reminterface); } } catch (Exception ex) { ex.printStackTrace(); } } } } // System.out.println(executorServiceClass.newInstance()); // System.out.println("executor class in ExecutorServicesConstruct"+executorServiceClass); // System.out.println(); Method[] methods = executorServiceClass.getDeclaredMethods(); for (Method method : methods) { Annotation[] annotations = method.getDeclaredAnnotations(); for (Annotation annotation : annotations) { if (annotation instanceof ExecutorServiceAnnot) { ExecutorServiceAnnot executorServiceAnnot = (ExecutorServiceAnnot) annotation; ExecutorServiceInfo executorServiceInfo = new ExecutorServiceInfo(); executorServiceInfo.setExecutorServicesClass(executorServiceClass); executorServiceInfo.setMethod(method); executorServiceInfo.setMethodParams(method.getParameterTypes()); // System.out.println("serice name=" // + executorServiceAnnot // .servicename()); // System.out.println("method info=" // + executorServiceInfo); // System.out.println(method); // if(servicesMap.get(executorServiceAnnot.servicename())==null)throw // new Exception(); executorServiceMap.put(executorServiceAnnot.servicename(), executorServiceInfo); } } } } } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } } } jarFileObject.close(); } for (FileObject fobject : fileObjects) { fobject.close(); } System.out.println("Channel unlocked"); earFile.close(); fsManager.closeFileSystem(earFile.getFileSystem()); // ClassLoaderUtil.closeClassLoader(customClassLoader); } catch (Exception ex) { ex.printStackTrace(); } }
From source file:org.apache.accumulo.start.classloader.vfs.AccumuloVFSClassLoaderTest.java
@Test public void testDefaultContextConfigured() throws Exception { Whitebox.setInternalState(AccumuloVFSClassLoader.class, "loader", (AccumuloReloadingVFSClassLoader) null); // Copy jar file to TEST_DIR FileUtils.copyURLToFile(this.getClass().getResource("/HelloWorld.jar"), folder1.newFile("HelloWorld.jar")); File conf = folder1.newFile("accumulo-site.xml"); FileWriter out = new FileWriter(conf); out.append("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"); out.append("<configuration>\n"); out.append("<property>\n"); out.append("<name>general.classpaths</name>\n"); out.append("<value></value>\n"); out.append("</property>\n"); out.append("<property>\n"); out.append("<name>general.vfs.classpaths</name>\n"); out.append("<value>" + new File(folder1.getRoot(), "HelloWorld.jar").toURI() + "</value>\n"); out.append("</property>\n"); out.append("</configuration>\n"); out.close();// w w w. j av a 2s .c o m Whitebox.setInternalState(AccumuloClassLoader.class, "SITE_CONF", conf.toURI().toURL().toString()); Whitebox.setInternalState(AccumuloVFSClassLoader.class, "lock", new Object()); ClassLoader acl = AccumuloVFSClassLoader.getClassLoader(); Assert.assertTrue((acl instanceof VFSClassLoader)); Assert.assertTrue((acl.getParent() instanceof VFSClassLoader)); VFSClassLoader arvcl = (VFSClassLoader) acl.getParent(); Assert.assertEquals(1, arvcl.getFileObjects().length); // We can't be sure what the authority/host will be due to FQDN mappings, so just check the path Assert.assertTrue(arvcl.getFileObjects()[0].getURL().toString().contains("HelloWorld.jar")); Class<?> clazz1 = arvcl.loadClass("test.HelloWorld"); Object o1 = clazz1.newInstance(); Assert.assertEquals("Hello World!", o1.toString()); Whitebox.setInternalState(AccumuloVFSClassLoader.class, "loader", (AccumuloReloadingVFSClassLoader) null); }
From source file:org.apache.accumulo.start.classloader.vfs.ContextManagerTest.java
@Test public void testPostDelegation() throws Exception { final VFSClassLoader parent = new VFSClassLoader(new FileObject[] { vfs.resolveFile(uri1) }, vfs); Class<?> pclass = parent.loadClass("test.HelloWorld"); ContextManager cm = new ContextManager(vfs, new ReloadingClassLoader() { @Override//from w ww . j a va 2 s . co m public ClassLoader getClassLoader() { return parent; } }); cm.setContextConfig(new ContextsConfig() { @Override public ContextConfig getContextConfig(String context) { if (context.equals("CX1")) { return new ContextConfig(uri2.toString(), true); } else if (context.equals("CX2")) { return new ContextConfig(uri2.toString(), false); } return null; } }); Assert.assertTrue(cm.getClassLoader("CX1").loadClass("test.HelloWorld") == pclass); Assert.assertFalse(cm.getClassLoader("CX2").loadClass("test.HelloWorld") == pclass); }