1 /* 2 * Copyright (c) 2011, 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. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /** 25 * @test 26 * @bug 6550655 27 * @summary javac crashes when compiling against an annotated class 28 */ 29 30 import java.io.File; 31 import java.net.URI; 32 import java.util.Arrays; 33 34 import javax.tools.Diagnostic; 35 import javax.tools.DiagnosticListener; 36 import javax.tools.JavaCompiler; 37 import javax.tools.JavaCompiler.CompilationTask; 38 import javax.tools.JavaFileObject; 39 import javax.tools.SimpleJavaFileObject; 40 import javax.tools.ToolProvider; 41 42 public class T6550655 { 43 44 JavaCompiler javacTool; 45 File testDir; 46 TestKind testKind; 47 EnumActionKind actionKind; 48 49 String testSource = "enum E { NORTH, SOUTH, WEST, EAST; }\n" + 50 "@I(val = E.NORTH)class A {}\n" + 51 "@interface I { E val(); }"; 52 T6550655(JavaCompiler javacTool, File testDir, TestKind testKind, EnumActionKind actionKind)53 T6550655(JavaCompiler javacTool, File testDir, TestKind testKind, EnumActionKind actionKind) { 54 this.javacTool = javacTool; 55 this.testDir = testDir; 56 this.testKind = testKind; 57 this.actionKind = actionKind; 58 } 59 test()60 void test() { 61 testDir.mkdirs(); 62 compile(null, new JavaSource("Test.java", testSource)); 63 actionKind.doAction(this); 64 compile(new DiagnosticChecker(), testKind.source); 65 } 66 compile(DiagnosticChecker dc, JavaSource... sources)67 void compile(DiagnosticChecker dc, JavaSource... sources) { 68 try { 69 CompilationTask ct = javacTool.getTask(null, null, dc, 70 Arrays.asList("-d", testDir.getAbsolutePath(), "-cp", testDir.getAbsolutePath()), 71 null, Arrays.asList(sources)); 72 ct.call(); 73 } 74 catch (Exception e) { 75 error("Internal compilation error"); 76 } 77 } 78 replaceEnum(String newSource)79 void replaceEnum(String newSource) { 80 compile(null, new JavaSource("Replace.java", newSource)); 81 }; 82 removeEnum()83 void removeEnum() { 84 File enumClass = new File(testDir, "E.class"); 85 if (!enumClass.exists()) { 86 error("Expected file E.class does not exists in folder " + testDir); 87 } 88 enumClass.delete(); 89 }; 90 error(String msg)91 void error(String msg) { 92 System.err.println(msg); 93 nerrors++; 94 } 95 96 class DiagnosticChecker implements DiagnosticListener<JavaFileObject> { 97 98 String[][] expectedKeys = new String[][] { 99 // DIRECT, INDIRECT 100 {/*REPLACE1*/ "compiler.err.cant.resolve.location" , "compiler.warn.unknown.enum.constant" }, 101 {/*REPLACE2*/ "compiler.err.cant.resolve.location.args", "compiler.warn.annotation.method.not.found" }, 102 {/*REMOVE*/ "compiler.err.cant.resolve" , "compiler.warn.unknown.enum.constant.reason" } }; 103 104 String keyToIgnore = "compiler.err.attribute.value.must.be.constant"; 105 report(Diagnostic<? extends JavaFileObject> diagnostic)106 public void report(Diagnostic<? extends JavaFileObject> diagnostic) { 107 String expectedCode = expectedKeys[actionKind.ordinal()][testKind.ordinal()]; 108 if (!diagnostic.getCode().equals(keyToIgnore) && 109 !diagnostic.getCode().equals(expectedCode)) { 110 error("Unexpected diagnostic" + 111 "\nfound " + diagnostic.getCode() + 112 "\nexpected " + expectedCode + 113 "\ntestKind " + testKind + 114 "\nactionKind " + actionKind); 115 } 116 } 117 } 118 119 //global declarations 120 121 enum EnumActionKind { 122 REPLACE1("enum E { SOUTH, WEST, EAST; }") { 123 @Override doAction(T6550655 test)124 void doAction(T6550655 test) { 125 test.replaceEnum(optionalSource); 126 } 127 }, 128 REPLACE2("@interface I { E valNew() default E.EAST; }") { 129 @Override doAction(T6550655 test)130 void doAction(T6550655 test) { 131 test.replaceEnum(optionalSource); 132 } 133 }, REMOVE(null)134 REMOVE(null) { 135 @Override 136 void doAction(T6550655 test) { test.removeEnum(); } 137 }; 138 139 String optionalSource; 140 EnumActionKind(String optionalSource)141 private EnumActionKind(String optionalSource) { 142 this.optionalSource = optionalSource; 143 } 144 doAction(T6550655 test)145 abstract void doAction(T6550655 test); 146 } 147 148 enum TestKind { 149 DIRECT("@I(val = E.NORTH)class C1 {}"), 150 INDIRECT("class C2 { A a; }"); 151 152 JavaSource source; 153 TestKind(final String code)154 private TestKind(final String code) { 155 this.source = new JavaSource("Test.java", code); 156 } 157 } 158 main(String[] args)159 public static void main(String[] args) throws Exception { 160 String SCRATCH_DIR = System.getProperty("user.dir"); 161 JavaCompiler javacTool = ToolProvider.getSystemJavaCompiler(); 162 int n = 0; 163 for (TestKind testKind : TestKind.values()) { 164 for (EnumActionKind actionKind : EnumActionKind.values()) { 165 File testDir = new File(SCRATCH_DIR, "test"+n); 166 new T6550655(javacTool, testDir, testKind, actionKind).test(); 167 n++; 168 } 169 } 170 if (nerrors > 0) { 171 throw new AssertionError("Some errors have been detected"); 172 } 173 } 174 175 static class JavaSource extends SimpleJavaFileObject { 176 177 String source; 178 JavaSource(String filename, String source)179 public JavaSource(String filename, String source) { 180 super(URI.create("myfo:/" + filename), JavaFileObject.Kind.SOURCE); 181 this.source = source; 182 } 183 184 @Override getCharContent(boolean ignoreEncodingErrors)185 public CharSequence getCharContent(boolean ignoreEncodingErrors) { 186 return source; 187 } 188 } 189 190 static int nerrors = 0; 191 } 192