src/share/jaxws_classes/com/sun/tools/internal/ws/wscompile/JavaCompilerHelper.java

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1 /*
2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package com.sun.tools.internal.ws.wscompile;
27
28 import com.sun.istack.internal.tools.ParallelWorldClassLoader;
29 import com.sun.tools.internal.ws.resources.JavacompilerMessages;
30
31 import java.io.File;
32 import java.io.OutputStream;
33 import java.io.PrintWriter;
34 import java.lang.reflect.InvocationTargetException;
35 import java.lang.reflect.Method;
36 import java.net.MalformedURLException;
37 import java.net.URL;
38 import java.net.URISyntaxException;
39
40 /**
41 * A helper class to invoke javac.
42 *
43 * @author WS Development Team
44 */
45 class JavaCompilerHelper{
46 static File getJarFile(Class clazz) {
47 URL url = null;
48 try {
49 url = ParallelWorldClassLoader.toJarUrl(clazz.getResource('/'+clazz.getName().replace('.','/')+".class"));
50 return new File(url.toURI());
51 } catch (ClassNotFoundException e) {
52 // if we can't figure out where JAXB/JAX-WS API are, we couldn't have been executing this code.
53 throw new Error(e);
54 } catch (MalformedURLException e) {
55 // if we can't figure out where JAXB/JAX-WS API are, we couldn't have been executing this code.
56 throw new Error(e);
57 } catch (URISyntaxException e) {
58 // url.toURI() is picky and doesn't like ' ' in URL, so this is the fallback
59 return new File(url.getPath());
60 }
61 }
62
63 static boolean compile(String[] args, OutputStream out, ErrorReceiver receiver){
64 ClassLoader cl = Thread.currentThread().getContextClassLoader();
65 try {
66 /* try to use the new compiler */
67 Class comSunToolsJavacMainClass =
68 cl.loadClass("com.sun.tools.javac.Main");
69 try {
70 Method compileMethod =
71 comSunToolsJavacMainClass.getMethod(
72 "compile",
73 compileMethodSignature);
74 Object result =
75 compileMethod.invoke(
76 null, args, new PrintWriter(out));
77 return result instanceof Integer && (Integer) result == 0;
78 } catch (NoSuchMethodException e2) {
79 receiver.error(JavacompilerMessages.JAVACOMPILER_NOSUCHMETHOD_ERROR("getMethod(\"compile\", Class[])"), e2);
80 } catch (IllegalAccessException e) {
81 receiver.error(e);
82 } catch (InvocationTargetException e) {
83 receiver.error(e);
84 }
85 } catch (ClassNotFoundException e) {
86 receiver.error(JavacompilerMessages.JAVACOMPILER_CLASSPATH_ERROR("com.sun.tools.javac.Main"), e);
87 } catch (SecurityException e) {
88 receiver.error(e);
89 }
90 return false;
91 }
92
93 private static final Class[] compileMethodSignature = {String[].class, PrintWriter.class};
94 }

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