author | jjg |
Tue, 07 May 2013 14:27:30 -0700 | |
changeset 17551 | 03f330c02d97 |
parent 14954 | f8eea2960bcb |
child 27319 | 030080f03e4f |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2012, 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. |
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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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|
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/** |
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* @test |
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* @bug 8001098 8004961 8004082 |
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* @summary Provide a simple light-weight "plug-in" mechanism for javac |
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*/ |
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import java.io.File; |
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import java.io.FileWriter; |
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import java.io.IOException; |
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import java.io.PrintWriter; |
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import java.io.StringWriter; |
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import java.nio.charset.Charset; |
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import java.nio.file.Files; |
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import java.util.Arrays; |
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import java.util.List; |
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import java.util.Locale; |
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import java.util.Objects; |
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import javax.tools.JavaCompiler; |
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import javax.tools.JavaFileManager; |
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import javax.tools.JavaFileObject; |
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import javax.tools.StandardJavaFileManager; |
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import javax.tools.StandardLocation; |
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import javax.tools.ToolProvider; |
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public class Test { |
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public static void main(String... args) throws Exception { |
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new Test().run(); |
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} |
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final File testSrc; |
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final File pluginSrc; |
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final File pluginClasses ; |
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final File pluginJar; |
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final List<String> ref1; |
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final List<String> ref2; |
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final JavaCompiler compiler; |
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final StandardJavaFileManager fm; |
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Test() throws Exception { |
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testSrc = new File(System.getProperty("test.src")); |
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pluginSrc = new File(testSrc, "ShowTypePlugin.java"); |
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pluginClasses = new File("plugin"); |
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pluginJar = new File("plugin.jar"); |
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ref1 = readFile(testSrc, "Identifiers.out"); |
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ref2 = readFile(testSrc, "Identifiers_PI.out"); |
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compiler = ToolProvider.getSystemJavaCompiler(); |
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fm = compiler.getStandardFileManager(null, null, null); |
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} |
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void run() throws Exception { |
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// compile the plugin explicitly, to a non-standard directory |
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// so that we don't find it on the wrong path by accident |
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pluginClasses.mkdirs(); |
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compile("-d", pluginClasses.getPath(), pluginSrc.getPath()); |
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writeFile(new File(pluginClasses, "META-INF/services/com.sun.source.util.Plugin"), |
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"ShowTypePlugin\n"); |
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jar("cf", pluginJar.getPath(), "-C", pluginClasses.getPath(), "."); |
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testCommandLine("-Xplugin:showtype", ref1); |
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testCommandLine("-Xplugin:showtype PI", ref2); |
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testAPI("-Xplugin:showtype", ref1); |
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testAPI("-Xplugin:showtype PI", ref2); |
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if (errors > 0) |
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throw new Exception(errors + " errors occurred"); |
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} |
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void testAPI(String opt, List<String> ref) throws Exception { |
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File identifiers = new File(testSrc, "Identifiers.java"); |
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fm.setLocation(StandardLocation.ANNOTATION_PROCESSOR_PATH, Arrays.asList(pluginJar)); |
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fm.setLocation(StandardLocation.CLASS_OUTPUT, Arrays.asList(new File("."))); |
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List<String> options = Arrays.asList(opt); |
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Iterable<? extends JavaFileObject> files = fm.getJavaFileObjects(identifiers); |
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System.err.println("test api: " + options + " " + files); |
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StringWriter sw = new StringWriter(); |
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PrintWriter pw = new PrintWriter(sw); |
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boolean ok = compiler.getTask(pw, fm, null, options, null, files).call(); |
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String out = sw.toString(); |
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System.err.println(out); |
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if (!ok) |
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error("testCommandLine: compilation failed"); |
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checkOutput(out, ref); |
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} |
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void testCommandLine(String opt, List<String> ref) { |
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File identifiers = new File(testSrc, "Identifiers.java"); |
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String[] args = { |
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"-d", ".", |
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"-processorpath", pluginJar.getPath(), |
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opt, |
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identifiers.getPath() }; |
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System.err.println("test command line: " + Arrays.asList(args)); |
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StringWriter sw = new StringWriter(); |
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PrintWriter pw = new PrintWriter(sw); |
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int rc = com.sun.tools.javac.Main.compile(args, pw); |
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String out = sw.toString(); |
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System.err.println(out); |
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if (rc != 0) |
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error("testCommandLine: compilation failed"); |
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checkOutput(out, ref); |
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} |
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private void checkOutput(String out, List<String> ref) { |
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List<String> lines = Arrays.asList(out |
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.replaceAll(".*?([A-Za-z.]+:[0-9]+: .*)", "$1") // remove file directory |
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.split("[\r\n]+")); // allow for newline formats |
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if (!lines.equals(ref)) { |
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error("unexpected output"); |
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} |
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} |
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private void compile(String... args) throws Exception { |
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System.err.println("compile: " + Arrays.asList(args)); |
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int rc = com.sun.tools.javac.Main.compile(args); |
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if (rc != 0) |
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throw new Exception("compiled failed, rc=" + rc); |
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} |
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private void jar(String... args) throws Exception { |
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System.err.println("jar: " + Arrays.asList(args)); |
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boolean ok = new sun.tools.jar.Main(System.out, System.err, "jar").run(args); |
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if (!ok) |
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throw new Exception("jar failed"); |
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} |
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|
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private List<String> readFile(File dir, String name) throws IOException { |
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return Files.readAllLines(new File(dir, name).toPath(), Charset.defaultCharset()); |
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} |
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|
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private void writeFile(File f, String body) throws IOException { |
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f.getParentFile().mkdirs(); |
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try (FileWriter out = new FileWriter(f)) { |
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out.write(body); |
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} |
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} |
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|
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private void error(String msg) { |
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System.err.println(msg); |
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errors++; |
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} |
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|
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int errors; |
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} |