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Axis2 JAXWS Implementation
/*
* 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.axis2.jaxws.framework;
import org.apache.axis2.AxisFault;
import org.apache.axis2.Constants;
import org.apache.axis2.context.ConfigurationContext;
import org.apache.axis2.deployment.AbstractDeployer;
import org.apache.axis2.deployment.DeploymentEngine;
import org.apache.axis2.deployment.DeploymentErrorMsgs;
import org.apache.axis2.deployment.repository.util.DeploymentFileData;
import org.apache.axis2.deployment.util.Utils;
import org.apache.axis2.description.AxisServiceGroup;
import org.apache.axis2.engine.AxisConfiguration;
import org.apache.axis2.i18n.Messages;
import org.apache.commons.io.FileUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
import java.util.jar.JarInputStream;
/*
* JAXWSDeployer is a custom deployer modeled after the POJODeployer. Its purpose
* is to deploy .wars and expanded .war directories
*/
public class JAXWSDeployer extends AbstractDeployer {
private static Log log = LogFactory.getLog(JAXWSDeployer.class);
protected ConfigurationContext configCtx;
protected AxisConfiguration axisConfig;
private String directory;
//To initialize the deployer
public void init(ConfigurationContext configCtx) {
this.configCtx = configCtx;
this.axisConfig = configCtx.getAxisConfiguration();
deployServicesInWARClassPath();
}//Will process the file and add that to axisConfig
protected void deployServicesInWARClassPath() {
String dir = DeploymentEngine.getWebLocationString();
if (dir != null) {
File file = new File(dir + "/WEB-INF/classes/");
URL repository = axisConfig.getRepository();
if (!file.isDirectory() || repository == null)
return;
ArrayList classList = getClassesInWebInfDirectory(file);
ClassLoader threadClassLoader = null;
try {
threadClassLoader = Thread.currentThread().getContextClassLoader();
ArrayList urls = new ArrayList();
urls.add(repository);
String webLocation = DeploymentEngine.getWebLocationString();
if (webLocation != null) {
urls.add(new File(webLocation).toURI().toURL());
}
ClassLoader classLoader = Utils.createClassLoader(
urls,
axisConfig.getSystemClassLoader(),
true,
(File) axisConfig.
getParameterValue(Constants.Configuration.ARTIFACTS_TEMP_DIR),
axisConfig.isChildFirstClassLoading());
Thread.currentThread().setContextClassLoader(classLoader);
JAXWSDeployerSupport deployerSupport = new JAXWSDeployerSupport(configCtx, directory);
deployerSupport.deployClasses("JAXWS-Builtin", file.toURI().toURL(), Thread.currentThread().getContextClassLoader(), classList);
} catch (NoClassDefFoundError e) {
if (log.isDebugEnabled()) {
log.debug(Messages.getMessage("deployingexception", e.getMessage()), e);
}
} catch (Exception e) {
log.info(Messages.getMessage("deployingexception", e.getMessage()), e);
} finally {
if (threadClassLoader != null) {
Thread.currentThread().setContextClassLoader(threadClassLoader);
}
}
}
}
protected ArrayList getClassesInWebInfDirectory(File file) {
String filePath = file.getAbsolutePath();
Collection files = FileUtils.listFiles(file, new String[]{"class"}, true);
ArrayList classList = new ArrayList();
for (Iterator iterator = files.iterator(); iterator.hasNext();) {
File f = iterator.next();
String fPath = f.getAbsolutePath();
String fqcn = fPath.substring(filePath.length() + 1);
fqcn = fqcn.substring(0, fqcn.length() - ".class".length());
fqcn = fqcn.replace('/', '.');
fqcn = fqcn.replace('\\', '.');
classList.add(fqcn);
}
return classList;
}
public void deploy(DeploymentFileData deploymentFileData) {
ClassLoader threadClassLoader = null;
try {
threadClassLoader = Thread.currentThread().getContextClassLoader();
String groupName = deploymentFileData.getName();
URL location = deploymentFileData.getFile().toURI().toURL();
if (isJar(deploymentFileData.getFile())) {
log.info("Deploying artifact : " + deploymentFileData.getAbsolutePath());
ArrayList urls = new ArrayList();
urls.add(deploymentFileData.getFile().toURL());
urls.add(axisConfig.getRepository());
// adding libs under jaxws deployment dir
addJaxwsLibs(urls, axisConfig.getRepository().getPath() + directory);
String webLocation = DeploymentEngine.getWebLocationString();
if (webLocation != null) {
urls.add(new File(webLocation).toURI().toURL());
}
ClassLoader classLoader = Utils.createClassLoader(
urls,
axisConfig.getSystemClassLoader(),
true,
(File) axisConfig.
getParameterValue(Constants.Configuration.ARTIFACTS_TEMP_DIR),
axisConfig.isChildFirstClassLoading());
Thread.currentThread().setContextClassLoader(classLoader);
List classList = Utils.getListOfClasses(deploymentFileData);
JAXWSDeployerSupport deployerSupport = new JAXWSDeployerSupport(configCtx, directory);
AxisServiceGroup serviceGroup = deployerSupport.deployClasses(groupName, location, classLoader, classList);
if(serviceGroup == null) {
String msg = "Error while deploying JAX-WS jar: " +
location.toString() +
". JAX-WS Service deployment failed.";
log.error(msg);
axisConfig.getFaultyServices().
put(deploymentFileData.getFile().getAbsolutePath(), msg);
}
}
super.deploy(deploymentFileData);
} catch (Throwable t) {
log.debug(Messages.getMessage("stroringfaultyservice", t.getMessage()), t);
storeFaultyService(deploymentFileData, t);
} finally {
if (threadClassLoader != null) {
Thread.currentThread().setContextClassLoader(threadClassLoader);
}
}
}
protected void storeFaultyService(DeploymentFileData deploymentFileData, Throwable t) {
StringWriter errorWriter = new StringWriter();
PrintWriter ptintWriter = new PrintWriter(errorWriter);
t.printStackTrace(ptintWriter);
String error = "Error:\n" + errorWriter.toString();
axisConfig.getFaultyServices().
put(deploymentFileData.getFile().getAbsolutePath(), error);
}
public void setDirectory(String directory) {
this.directory = directory;
}
public void setExtension(String extension) {
}
public void undeploy(String fileName) {
//find the hierarchical part of the service group name
String serviceHierarchy = Utils.getServiceHierarchy(fileName, this.directory);
fileName = serviceHierarchy + Utils.getShortFileName(fileName);
try {
AxisServiceGroup serviceGroup =
axisConfig.removeServiceGroup(fileName);
if(configCtx != null) {
configCtx.removeServiceGroupContext(serviceGroup);
}
super.undeploy(fileName);
log.info(Messages.getMessage(DeploymentErrorMsgs.SERVICE_REMOVED,
fileName));
} catch (AxisFault axisFault) {
//May be a faulty service
log.debug(Messages.getMessage(DeploymentErrorMsgs.FAULTY_SERVICE_REMOVAL,
axisFault.getMessage()), axisFault);
axisConfig.removeFaultyService(fileName);
}
}
/**
* Check if this inputstream is a jar/zip
*
* @param f - file
* @return true if inputstream is a jar
*/
public static boolean isJar(File f) {
try {
JarInputStream jis = new JarInputStream(new FileInputStream(f));
if (jis.getNextEntry() != null) {
return true;
}
} catch (IOException ioe) {
}
return false;
}
/**
* Checks whether there's a 'lib' folder inside the provided folder and adds all the lib URLs
* into the provided URL list.
*
* @param urls - list of URLs
* @param jaxwsDepDirPath - jaxws deployment folder path
* @throws Exception - on error while geting URLs of libs
*/
private void addJaxwsLibs(ArrayList urls, String jaxwsDepDirPath)
throws Exception {
File jaxwsDepDirLib = new File(jaxwsDepDirPath + File.separator + "lib");
if (jaxwsDepDirLib.exists() && jaxwsDepDirLib.isDirectory()) {
for (File file : jaxwsDepDirLib.listFiles()) {
if (file.isFile()) {
try {
urls.add(file.toURI().toURL());
} catch (MalformedURLException e) {
throw new Exception("Error while loading libraries from the " +
"'lib' directory under jaxws deployment direcotry.", e);
}
}
}
}
}
}