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/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can obtain
* a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
* or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
* Sun designates this particular file as subject to the "Classpath" exception
* as provided by Sun in the GPL Version 2 section of the License file that
* accompanied this code. If applicable, add the following below the License
* Header, with the fields enclosed by brackets [] replaced by your own
* identifying information: "Portions Copyrighted [year]
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*
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* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
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*/
package com.sun.tools.ws;
import com.sun.istack.tools.MaskingClassLoader;
import com.sun.istack.tools.ParallelWorldClassLoader;
import com.sun.tools.ws.resources.WscompileMessages;
import com.sun.tools.ws.wscompile.Options;
import com.sun.tools.xjc.api.util.ToolsJarNotFoundException;
import com.sun.xml.bind.util.Which;
import javax.xml.ws.Service;
import javax.xml.ws.WebServiceFeature;
import javax.xml.namespace.QName;
import java.io.File;
import java.io.OutputStream;
import java.io.IOException;
import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLClassLoader;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
/**
* Invokes JAX-WS tools in a special class loader that can pick up APT classes,
* even if it's not available in the tool launcher classpath.
*
* @author Kohsuke Kawaguchi
*/
public final class Invoker {
static int invoke(String mainClass, String[] args) throws Throwable {
// use the platform default proxy if available.
// see sun.net.spi.DefaultProxySelector for details.
if(!noSystemProxies) {
try {
System.setProperty("java.net.useSystemProxies","true");
} catch (SecurityException e) {
// failing to set this property isn't fatal
}
}
ClassLoader oldcc = Thread.currentThread().getContextClassLoader();
try {
ClassLoader cl = Invoker.class.getClassLoader();
if(Arrays.asList(args).contains("-Xendorsed"))
cl = createClassLoader(cl); // perform JDK6 workaround hack
else {
int targetArgIndex = Arrays.asList(args).indexOf("-target");
Options.Target targetVersion;
if (targetArgIndex != -1) {
targetVersion = Options.Target.parse(args[targetArgIndex+1]);
} else {
targetVersion = Options.Target.getDefault();
}
Options.Target loadedVersion = Options.Target.getLoadedAPIVersion();
//Check if the target version is supported by the loaded API version
if (!loadedVersion.isLaterThan(targetVersion)) {
if (Service.class.getClassLoader() == null)
System.err.println(WscompileMessages.INVOKER_NEED_ENDORSED(loadedVersion.getVersion(), targetVersion.getVersion()));
else {
System.err.println(WscompileMessages.WRAPPER_TASK_LOADING_INCORRECT_API(loadedVersion.getVersion(), Which.which(Service.class), targetVersion.getVersion()));
}
return -1;
}
//find and load tools.jar
List urls = new ArrayList();
findToolsJar(cl, urls);
if(urls.size() > 0){
List mask = new ArrayList(Arrays.asList(maskedPackages));
// first create a protected area so that we load JAXB/WS 2.1 API
// and everything that depends on them inside
cl = new MaskingClassLoader(cl,mask);
// then this classloader loads the API and tools.jar
cl = new URLClassLoader(urls.toArray(new URL[urls.size()]), cl);
// finally load the rest of the RI. The actual class files are loaded from ancestors
cl = new ParallelWorldClassLoader(cl,"");
}
}
Thread.currentThread().setContextClassLoader(cl);
Class compileTool = cl.loadClass(mainClass);
Constructor ctor = compileTool.getConstructor(OutputStream.class);
Object tool = ctor.newInstance(System.out);
Method runMethod = compileTool.getMethod("run",String[].class);
boolean r = (Boolean)runMethod.invoke(tool,new Object[]{args});
return r ? 0 : 1;
} catch (ToolsJarNotFoundException e) {
System.err.println(e.getMessage());
} catch (InvocationTargetException e) {
throw e.getCause();
} catch(ClassNotFoundException e){
throw e;
}finally {
Thread.currentThread().setContextClassLoader(oldcc);
}
return -1;
}
/**
* Returns true if the RI appears to be loading the JAX-WS 2.1 API.
*/
public static boolean checkIfLoading21API() {
try {
Service.class.getMethod("getPort",Class.class, WebServiceFeature[].class);
// yup. things look good.
return true;
} catch (NoSuchMethodException e) {
} catch (LinkageError e) {
}
// nope
return false;
}
/**
* Returns true if the RI appears to be loading the JAX-WS 2.2 API.
*/
public static boolean checkIfLoading22API() {
try {
Service.class.getMethod("create",java.net.URL.class, QName.class, WebServiceFeature[].class);
// yup. things look good.
return true;
} catch (NoSuchMethodException e) {
} catch (LinkageError e) {
}
// nope
return false;
}
/**
* Creates a classloader that can load JAXB/WS 2.2 API and tools.jar,
* and then return a classloader that can RI classes, which can see all those APIs and tools.jar.
*/
public static ClassLoader createClassLoader(ClassLoader cl) throws ClassNotFoundException, IOException, ToolsJarNotFoundException {
URL[] urls = findIstack22APIs(cl);
if(urls.length==0)
return cl; // we seem to be able to load everything already. no need for the hack
List mask = new ArrayList(Arrays.asList(maskedPackages));
if(urls.length>1) {
// we need to load 2.1 API from side. so add them to the mask
mask.add("javax.xml.bind.");
mask.add("javax.xml.ws.");
}
// first create a protected area so that we load JAXB/WS 2.1 API
// and everything that depends on them inside
cl = new MaskingClassLoader(cl,mask);
// then this classloader loads the API and tools.jar
cl = new URLClassLoader(urls, cl);
// finally load the rest of the RI. The actual class files are loaded from ancestors
cl = new ParallelWorldClassLoader(cl,"");
return cl;
}
/**
* Creates a classloader for loading JAXB/WS 2.1 jar and tools.jar
*/
private static URL[] findIstack21APIs(ClassLoader cl) throws ClassNotFoundException, MalformedURLException, ToolsJarNotFoundException {
List urls = new ArrayList();
if(Service.class.getClassLoader()==null) {
// JAX-WS API is loaded from bootstrap classloader
URL res = cl.getResource("javax/xml/ws/EndpointReference.class");
if(res==null)
throw new ClassNotFoundException("There's no JAX-WS 2.1 API in the classpath");
urls.add(ParallelWorldClassLoader.toJarUrl(res));
res = cl.getResource("javax/xml/bind/annotation/XmlSeeAlso.class");
if(res==null)
throw new ClassNotFoundException("There's no JAXB 2.1 API in the classpath");
urls.add(ParallelWorldClassLoader.toJarUrl(res));
}
findToolsJar(cl, urls);
return urls.toArray(new URL[urls.size()]);
}
/**
* Creates a classloader for loading JAXB/WS 2.2 jar and tools.jar
*/
private static URL[] findIstack22APIs(ClassLoader cl) throws ClassNotFoundException, IOException, ToolsJarNotFoundException {
List urls = new ArrayList();
if(Service.class.getClassLoader()==null) {
// JAX-WS API is loaded from bootstrap classloader
URL res = cl.getResource("javax/xml/ws/EndpointContext.class");
if(res==null)
throw new ClassNotFoundException("There's no JAX-WS 2.2 API in the classpath");
urls.add(ParallelWorldClassLoader.toJarUrl(res));
res = cl.getResource("javax/xml/bind/JAXBPermission.class");
if(res==null)
throw new ClassNotFoundException("There's no JAXB 2.2 API in the classpath");
urls.add(ParallelWorldClassLoader.toJarUrl(res));
}
findToolsJar(cl, urls);
return urls.toArray(new URL[urls.size()]);
}
private static void findToolsJar(ClassLoader cl, List urls) throws ToolsJarNotFoundException, MalformedURLException {
try {
Class.forName("com.sun.tools.javac.Main",false,cl);
Class.forName("com.sun.tools.apt.Main",false,cl);
// we can already load them in the parent class loader.
// so no need to look for tools.jar.
// this happens when we are run inside IDE/Ant, or
// in Mac OS.
} catch (ClassNotFoundException e) {
// otherwise try to find tools.jar
File jreHome = new File(System.getProperty("java.home"));
File toolsJar = new File( jreHome.getParent(), "lib/tools.jar" );
if (!toolsJar.exists()) {
throw new ToolsJarNotFoundException(toolsJar);
}
urls.add(toolsJar.toURL());
}
}
/**
* The list of package prefixes we want the
* {@link MaskingClassLoader} to prevent the parent
* classLoader from loading
*/
public static String[] maskedPackages = new String[]{
"com.sun.istack.tools.",
"com.sun.tools.jxc.",
"com.sun.tools.xjc.",
"com.sun.tools.ws.",
"com.sun.codemodel.",
"com.sun.relaxng.",
"com.sun.xml.xsom.",
"com.sun.xml.bind.",
"com.sun.xml.ws."
};
/**
* Escape hatch to work around IBM JDK problem.
* See http://www-128.ibm.com/developerworks/forums/dw_thread.jsp?nav=false&forum=367&thread=164718&cat=10
*/
public static boolean noSystemProxies = false;
static {
try {
noSystemProxies = Boolean.getBoolean(Invoker.class.getName()+".noSystemProxies");
} catch(SecurityException e) {
// ignore
}
}
}
