1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/test/tools/javac/api/TestJavacTaskScanner.java Sat Dec 01 00:00:00 2007 +0000 1.3 @@ -0,0 +1,142 @@ 1.4 +/* 1.5 + * Copyright 2005-2006 Sun Microsystems, Inc. All Rights Reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. 1.11 + * 1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.15 + * version 2 for more details (a copy is included in the LICENSE file that 1.16 + * accompanied this code). 1.17 + * 1.18 + * You should have received a copy of the GNU General Public License version 1.19 + * 2 along with this work; if not, write to the Free Software Foundation, 1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.21 + * 1.22 + * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 1.23 + * CA 95054 USA or visit www.sun.com if you need additional information or 1.24 + * have any questions. 1.25 + */ 1.26 + 1.27 +/* 1.28 + * @test 1.29 + * @bug 4813736 1.30 + * @summary Additional functionality test of task and JSR 269 1.31 + * @author Peter von der Ah\u00e9 1.32 + * @ignore "misuse" of context breaks with 6358786 1.33 + * @run main TestJavacTaskScanner TestJavacTaskScanner.java 1.34 + */ 1.35 + 1.36 +import com.sun.tools.javac.api.JavacTaskImpl; 1.37 +import com.sun.tools.javac.parser.*; // XXX 1.38 +import com.sun.tools.javac.util.*; // XXX 1.39 +import java.io.*; 1.40 +import java.nio.*; 1.41 +import javax.lang.model.element.Element; 1.42 +import javax.lang.model.element.TypeElement; 1.43 +import javax.lang.model.type.DeclaredType; 1.44 +import javax.lang.model.type.TypeMirror; 1.45 +import javax.lang.model.util.Elements; 1.46 +import javax.lang.model.util.Types; 1.47 +import javax.tools.*; 1.48 +import javax.tools.JavaFileManager; 1.49 + 1.50 +public class TestJavacTaskScanner implements Runnable { 1.51 + 1.52 + final JavacTaskImpl task; 1.53 + final Elements elements; 1.54 + final Types types; 1.55 + 1.56 + TestJavacTaskScanner(JavacTaskImpl task) { 1.57 + this.task = task; 1.58 + elements = task.getElements(); 1.59 + types = task.getTypes(); 1.60 + } 1.61 + 1.62 + public void run() { 1.63 + Iterable<? extends TypeElement> toplevels; 1.64 + try { 1.65 + toplevels = task.enter(task.parse()); 1.66 + } catch (IOException ex) { 1.67 + throw new AssertionError(ex); 1.68 + } 1.69 + for (TypeElement clazz : toplevels) { 1.70 + System.out.format("Testing %s:%n%n", clazz.getSimpleName()); 1.71 + testParseType(clazz); 1.72 + testGetAllMembers(clazz); 1.73 + System.out.println(); 1.74 + System.out.println(); 1.75 + System.out.println(); 1.76 + } 1.77 + } 1.78 + 1.79 + void testParseType(TypeElement clazz) { 1.80 + DeclaredType type = (DeclaredType)task.parseType("List<String>", clazz); 1.81 + for (Element member : elements.getAllMembers((TypeElement)type.asElement())) { 1.82 + TypeMirror mt = types.asMemberOf(type, member); 1.83 + System.out.format("%s : %s -> %s%n", member.getSimpleName(), member.asType(), mt); 1.84 + } 1.85 + } 1.86 + 1.87 + public static void main(String... args) throws IOException { 1.88 + JavaCompilerTool tool = ToolProvider.defaultJavaCompiler(); 1.89 + JavaFileManager fm = tool.getStandardFileManager(); 1.90 + String srcdir = System.getProperty("test.src"); 1.91 + File file = new File(srcdir, args[0]); 1.92 + JavacTaskImpl task = (JavacTaskImpl)tool.run(null, fm.getFileForInput(file.toString())); 1.93 + MyScanner.Factory.preRegister(task.getContext()); 1.94 + TestJavacTaskScanner tester = new TestJavacTaskScanner(task); 1.95 + tester.run(); 1.96 + } 1.97 + 1.98 + private void testGetAllMembers(TypeElement clazz) { 1.99 + for (Element member : elements.getAllMembers(clazz)) { 1.100 + System.out.format("%s : %s", member.getSimpleName(), member.asType()); 1.101 + } 1.102 + } 1.103 +} 1.104 + 1.105 +class MyScanner extends Scanner { 1.106 + 1.107 + public static class Factory extends Scanner.Factory { 1.108 + public static void preRegister(final Context context) { 1.109 + context.put(scannerFactoryKey, new Context.Factory<Scanner.Factory>() { 1.110 + public Factory make() { 1.111 + return new Factory(context); 1.112 + } 1.113 + }); 1.114 + } 1.115 + public Factory(Context context) { 1.116 + super(context); 1.117 + } 1.118 + 1.119 + @Override 1.120 + public Scanner newScanner(CharSequence input) { 1.121 + if (input instanceof CharBuffer) { 1.122 + return new MyScanner(this, (CharBuffer)input); 1.123 + } else { 1.124 + char[] array = input.toString().toCharArray(); 1.125 + return newScanner(array, array.length); 1.126 + } 1.127 + } 1.128 + 1.129 + @Override 1.130 + public Scanner newScanner(char[] input, int inputLength) { 1.131 + return new MyScanner(this, input, inputLength); 1.132 + } 1.133 + } 1.134 + protected MyScanner(Factory fac, CharBuffer buffer) { 1.135 + super(fac, buffer); 1.136 + } 1.137 + protected MyScanner(Factory fac, char[] input, int inputLength) { 1.138 + super(fac, input, inputLength); 1.139 + } 1.140 + 1.141 + public void nextToken() { 1.142 + super.nextToken(); 1.143 + System.err.format("Saw token %s (%s)%n", token(), name()); 1.144 + } 1.145 +}