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/*
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* Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package com.sun.tools.internal.jxc;
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import com.sun.tools.internal.jxc.ap.Options;
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import com.sun.tools.internal.xjc.BadCommandLineException;
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import com.sun.xml.internal.bind.util.Which;
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import javax.lang.model.SourceVersion;
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import javax.tools.DiagnosticCollector;
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import javax.tools.JavaCompiler;
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import javax.tools.JavaFileObject;
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import javax.tools.OptionChecker;
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import javax.tools.StandardJavaFileManager;
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import javax.tools.ToolProvider;
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import javax.xml.bind.JAXBContext;
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import java.io.File;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.net.MalformedURLException;
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import java.net.URISyntaxException;
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import java.net.URL;
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import java.net.URLClassLoader;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.List;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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/**
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* CLI entry-point to the schema generator.
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*
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* @author Bhakti Mehta
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*/
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public class SchemaGenerator {
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/**
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* Runs the schema generator.
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*/
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public static void main(String[] args) throws Exception {
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System.exit(run(args));
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}
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public static int run(String[] args) throws Exception {
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try {
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ClassLoader cl = SecureLoader.getClassClassLoader(SchemaGenerator.class);
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if (cl==null) {
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cl = SecureLoader.getSystemClassLoader();
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}
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return run(args, cl);
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} catch(Exception e) {
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System.err.println(e.getMessage());
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return -1;
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}
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}
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/**
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* Runs the schema generator.
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*
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* @param classLoader
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* the schema generator will run in this classLoader.
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* It needs to be able to load annotation processing and JAXB RI classes. Note that
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* JAXB RI classes refer to annotation processing classes. Must not be null.
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*
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* @return
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* exit code. 0 if success.
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*
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*/
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public static int run(String[] args, ClassLoader classLoader) throws ClassNotFoundException, NoSuchMethodException, IllegalAccessException, InvocationTargetException {
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final Options options = new Options();
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if (args.length ==0) {
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usage();
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return -1;
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}
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for (String arg : args) {
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if (arg.equals("-help")) {
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usage();
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return -1;
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}
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if (arg.equals("-version")) {
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System.out.println(Messages.VERSION.format());
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return -1;
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}
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if (arg.equals("-fullversion")) {
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System.out.println(Messages.FULLVERSION.format());
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return -1;
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}
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}
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try {
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options.parseArguments(args);
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} catch (BadCommandLineException e) {
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// there was an error in the command line.
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// print usage and abort.
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System.out.println(e.getMessage());
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System.out.println();
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usage();
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return -1;
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}
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Class schemagenRunner = classLoader.loadClass(Runner.class.getName());
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Method compileMethod = schemagenRunner.getDeclaredMethod("compile",String[].class,File.class);
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List<String> aptargs = new ArrayList<String>();
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if (options.encoding != null) {
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aptargs.add("-encoding");
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aptargs.add(options.encoding);
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}
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aptargs.add("-cp");
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aptargs.add(setClasspath(options.classpath)); // set original classpath + jaxb-api to be visible to annotation processor
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if(options.targetDir!=null) {
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aptargs.add("-d");
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aptargs.add(options.targetDir.getPath());
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}
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aptargs.addAll(options.arguments);
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String[] argsarray = aptargs.toArray(new String[aptargs.size()]);
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return ((Boolean) compileMethod.invoke(null, argsarray, options.episodeFile)) ? 0 : 1;
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}
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private static String setClasspath(String givenClasspath) {
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StringBuilder cp = new StringBuilder();
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appendPath(cp, givenClasspath);
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ClassLoader cl = Thread.currentThread().getContextClassLoader();
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while (cl != null) {
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if (cl instanceof URLClassLoader) {
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for (URL url : ((URLClassLoader) cl).getURLs()) {
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appendPath(cp, url.getPath());
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}
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}
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cl = cl.getParent();
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}
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appendPath(cp, findJaxbApiJar());
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return cp.toString();
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}
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private static void appendPath(StringBuilder cp, String url) {
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if (url == null || url.trim().isEmpty())
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return;
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if (cp.length() != 0)
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cp.append(File.pathSeparatorChar);
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cp.append(url);
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}
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/**
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* Computes the file system path of <tt>jaxb-api.jar</tt> so that
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* Annotation Processing will see them in the <tt>-cp</tt> option.
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*
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* <p>
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* In Java, you can't do this reliably (for that matter there's no guarantee
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* that such a jar file exists, such as in Glassfish), so we do the best we can.
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*
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* @return
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* null if failed to locate it.
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*/
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private static String findJaxbApiJar() {
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String url = Which.which(JAXBContext.class);
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if(url==null) return null; // impossible, but hey, let's be defensive
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if(!url.startsWith("jar:") || url.lastIndexOf('!')==-1)
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// no jar file
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return null;
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String jarFileUrl = url.substring(4,url.lastIndexOf('!'));
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if(!jarFileUrl.startsWith("file:"))
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return null; // not from file system
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try {
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File f = new File(new URL(jarFileUrl).toURI());
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if (f.exists() && f.getName().endsWith(".jar")) { // see 6510966
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return f.getPath();
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}
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f = new File(new URL(jarFileUrl).getFile());
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if (f.exists() && f.getName().endsWith(".jar")) { // this is here for potential backw. compatibility issues
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return f.getPath();
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}
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} catch (URISyntaxException ex) {
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Logger.getLogger(SchemaGenerator.class.getName()).log(Level.SEVERE, null, ex);
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} catch (MalformedURLException ex) {
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Logger.getLogger(SchemaGenerator.class.getName()).log(Level.SEVERE, null, ex);
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}
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return null;
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}
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private static void usage( ) {
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System.out.println(Messages.USAGE.format());
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}
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public static final class Runner {
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public static boolean compile(String[] args, File episode) throws Exception {
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JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
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DiagnosticCollector<JavaFileObject> diagnostics = new DiagnosticCollector<JavaFileObject>();
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StandardJavaFileManager fileManager = compiler.getStandardFileManager(diagnostics, null, null);
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JavacOptions options = JavacOptions.parse(compiler, fileManager, args);
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List<String> unrecognizedOptions = options.getUnrecognizedOptions();
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if (!unrecognizedOptions.isEmpty())
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Logger.getLogger(SchemaGenerator.class.getName()).log(Level.WARNING, "Unrecognized options found: {0}", unrecognizedOptions);
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Iterable<? extends JavaFileObject> compilationUnits = fileManager.getJavaFileObjectsFromFiles(options.getFiles());
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JavaCompiler.CompilationTask task = compiler.getTask(
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null,
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fileManager,
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diagnostics,
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options.getRecognizedOptions(),
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options.getClassNames(),
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compilationUnits);
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com.sun.tools.internal.jxc.ap.SchemaGenerator r = new com.sun.tools.internal.jxc.ap.SchemaGenerator();
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if (episode != null)
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r.setEpisodeFile(episode);
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task.setProcessors(Collections.singleton(r));
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return task.call();
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}
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}
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/**
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* @author Peter von der Ahe
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*/
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private static final class JavacOptions {
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private final List<String> recognizedOptions;
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private final List<String> classNames;
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private final List<File> files;
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private final List<String> unrecognizedOptions;
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private JavacOptions(List<String> recognizedOptions, List<String> classNames, List<File> files,
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List<String> unrecognizedOptions) {
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this.recognizedOptions = recognizedOptions;
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this.classNames = classNames;
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this.files = files;
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this.unrecognizedOptions = unrecognizedOptions;
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}
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public static JavacOptions parse(OptionChecker primary, OptionChecker secondary, String... arguments) {
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List<String> recognizedOptions = new ArrayList<String>();
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List<String> unrecognizedOptions = new ArrayList<String>();
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List<String> classNames = new ArrayList<String>();
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List<File> files = new ArrayList<File>();
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for (int i = 0; i < arguments.length; i++) {
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String argument = arguments[i];
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int optionCount = primary.isSupportedOption(argument);
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if (optionCount < 0) {
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optionCount = secondary.isSupportedOption(argument);
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}
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if (optionCount < 0) {
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File file = new File(argument);
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if (file.exists())
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files.add(file);
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else if (SourceVersion.isName(argument))
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classNames.add(argument);
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else
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unrecognizedOptions.add(argument);
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} else {
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for (int j = 0; j < optionCount + 1; j++) {
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int index = i + j;
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if (index == arguments.length) throw new IllegalArgumentException(argument);
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recognizedOptions.add(arguments[index]);
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}
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i += optionCount;
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}
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}
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return new JavacOptions(recognizedOptions, classNames, files, unrecognizedOptions);
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}
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/**
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* Returns the list of recognized options and their arguments.
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*
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* @return a list of options
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*/
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public List<String> getRecognizedOptions() {
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return Collections.unmodifiableList(recognizedOptions);
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}
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/**
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* Returns the list of file names.
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*
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* @return a list of file names
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*/
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public List<File> getFiles() {
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return Collections.unmodifiableList(files);
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}
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/**
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* Returns the list of class names.
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*
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* @return a list of class names
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*/
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public List<String> getClassNames() {
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return Collections.unmodifiableList(classNames);
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}
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/**
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* Returns the list of unrecognized options.
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*
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* @return a list of unrecognized options
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*/
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public List<String> getUnrecognizedOptions() {
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return Collections.unmodifiableList(unrecognizedOptions);
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}
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@Override
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public String toString() {
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return String.format("recognizedOptions = %s; classNames = %s; " + "files = %s; unrecognizedOptions = %s", recognizedOptions, classNames, files, unrecognizedOptions);
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}
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}
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}
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