author | jjg |
Wed, 30 Mar 2011 18:18:11 -0700 | |
changeset 9077 | 6ee59e40b258 |
child 14963 | 974d4423c999 |
permissions | -rw-r--r-- |
9077
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/* |
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* Copyright (c) 2011, 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 7031108 |
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* @summary NPE in javac.jvm.ClassReader.findMethod in PackageElement.enclosedElements from AP in incr build |
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* @library ../lib |
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* @build JavacTestingAbstractProcessor T7031108 |
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* @run main T7031108 |
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*/ |
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import java.io.*; |
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import java.net.*; |
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import java.util.*; |
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import javax.annotation.processing.*; |
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import javax.lang.model.element.*; |
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import javax.tools.*; |
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import javax.tools.JavaCompiler.CompilationTask; |
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|
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public class T7031108 extends JavacTestingAbstractProcessor { |
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public static void main(String... args) throws Exception { |
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new T7031108().run(); |
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} |
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/* Class containing a local class definition; |
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* compiled class file will have an EnclosedMethod attribute. |
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*/ |
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static final JavaSource pC = |
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new JavaSource("p/C.java", |
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"package p;\n" |
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+ "class C {\n" |
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+ " void m() {\n" |
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+ " new Runnable() {\n" |
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+ " public void run() {\n" |
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+ " new Runnable() {\n" |
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+ " public void run() { }\n" |
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+ " };\n" |
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+ " }\n" |
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+ " };\n" |
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+ " }\n" |
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+ "}"); |
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/* Dummy source file to compile while running anno processor. */ |
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static final JavaSource dummy = |
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new JavaSource("Dummy.java", |
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"class Dummy { }"); |
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void run() throws Exception { |
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JavaCompiler comp = ToolProvider.getSystemJavaCompiler(); |
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StandardJavaFileManager fm = comp.getStandardFileManager(null, null, null); |
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// step 1: compile test classes |
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File cwd = new File("."); |
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fm.setLocation(StandardLocation.CLASS_OUTPUT, Arrays.asList(cwd)); |
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compile(comp, fm, null, null, pC); |
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// step 2: verify functioning of processor |
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fm.setLocation(StandardLocation.ANNOTATION_PROCESSOR_PATH, |
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fm.getLocation(StandardLocation.CLASS_PATH)); |
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fm.setLocation(StandardLocation.CLASS_PATH, Arrays.asList(cwd)); |
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compile(comp, fm, null, getClass().getName(), dummy); |
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File pC_class = new File(new File("p"), "C.class"); |
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pC_class.delete(); |
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DiagnosticCollector<JavaFileObject> dc = new DiagnosticCollector<JavaFileObject>(); |
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compile(comp, fm, dc, getClass().getName(), dummy); |
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List<Diagnostic<? extends JavaFileObject>> diags =dc.getDiagnostics(); |
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System.err.println(diags); |
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switch (diags.size()) { |
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case 0: |
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throw new Exception("no diagnostics received"); |
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case 1: |
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String code = diags.get(0).getCode(); |
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String expect = "compiler.err.proc.cant.access.1"; |
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if (!expect.equals(code)) |
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throw new Exception("unexpected diag code: " + code |
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+ ", expected: " + expect); |
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break; |
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default: |
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throw new Exception("unexpected diags received"); |
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} |
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} |
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void compile(JavaCompiler comp, JavaFileManager fm, |
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DiagnosticListener<JavaFileObject> dl, |
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109 |
String processor, JavaFileObject... files) throws Exception { |
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System.err.println("compile processor:" + processor + ", files:" + Arrays.asList(files)); |
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111 |
List<String> opts = new ArrayList<String>(); |
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112 |
if (processor != null) { |
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// opts.add("-verbose"); |
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opts.addAll(Arrays.asList("-processor", processor)); |
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115 |
} |
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CompilationTask task = comp.getTask(null, fm, dl, opts, null, Arrays.asList(files)); |
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boolean ok = task.call(); |
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118 |
if (dl == null && !ok) |
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119 |
throw new Exception("compilation failed"); |
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120 |
} |
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121 |
|
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122 |
static class JavaSource extends SimpleJavaFileObject { |
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123 |
JavaSource(String name, String text) { |
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super(URI.create("js://" + name), JavaFileObject.Kind.SOURCE); |
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this.text = text; |
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126 |
} |
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127 |
@Override |
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128 |
public CharSequence getCharContent(boolean ignoreEncodingErrors) { |
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return text; |
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130 |
} |
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final String text; |
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132 |
} |
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133 |
|
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134 |
// annotation processor method |
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135 |
|
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136 |
@Override |
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public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) { |
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138 |
if (!roundEnv.processingOver()) { |
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139 |
PackageElement p = elements.getPackageElement("p"); |
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List<? extends Element> elems = p.getEnclosedElements(); |
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System.err.println("contents of package p: " + elems); |
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if (elems.size() != 1 || !elems.get(0).getSimpleName().contentEquals("C")) { |
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messager.printMessage(Diagnostic.Kind.ERROR, "unexpected package contents"); |
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144 |
} |
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145 |
} |
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return true; |
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147 |
} |
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148 |
} |
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149 |