Mercurial > jdk8-mips64-public > langtools / file comparison
comparison: test/tools/javac/annotations/typeAnnotations/newlocations/AfterMethodTypeParams.java
test/tools/javac/annotations/typeAnnotations/newlocations/AfterMethodTypeParams.java
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| 1 /* | |
| 2 * Copyright (c) 2014, 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 8038788 | |
| 27 * @summary Verify proper handling of annotations after method's type parameters. | |
| 28 * @build AfterMethodTypeParams | |
| 29 * @run main AfterMethodTypeParams | |
| 30 */ | |
| 31 | |
| 32 import java.io.IOException; | |
| 33 import java.io.StringWriter; | |
| 34 import java.net.URI; | |
| 35 import java.util.*; | |
| 36 | |
| 37 import javax.lang.model.element.Name; | |
| 38 import javax.tools.*; | |
| 39 | |
| 40 import com.sun.source.tree.*; | |
| 41 import com.sun.source.util.*; | |
| 42 | |
| 43 public class AfterMethodTypeParams { | |
| 44 | |
| 45 public static void main(String... args) throws IOException { | |
| 46 new AfterMethodTypeParams().run(); | |
| 47 } | |
| 48 | |
| 49 void run() throws IOException { | |
| 50 JavaCompiler compiler = ToolProvider.getSystemJavaCompiler(); | |
| 51 | |
| 52 for (TestCase tc : testCases) { | |
| 53 String test = TEMPLATE.replace("CONTENT", tc.snippet); | |
| 54 List<JavaFileObject> files = Arrays.asList(new MyFileObject(test)); | |
| 55 StringWriter out = new StringWriter(); | |
| 56 List<String> options = Arrays.asList("-XDrawDiagnostics", "-XDshouldStopPolicy=FLOW"); | |
| 57 JavacTask task = (JavacTask) compiler.getTask(out, null, null, options, null, files); | |
| 58 | |
| 59 new TreePathScanner<Void, Void>() { | |
| 60 boolean seenAnnotation; | |
| 61 @Override | |
| 62 public Void visitAnnotation(AnnotationTree node, Void p) { | |
| 63 Name name = ((IdentifierTree) node.getAnnotationType()).getName(); | |
| 64 seenAnnotation |= name.contentEquals("TA") || name.contentEquals("DA"); | |
| 65 return null; | |
| 66 } | |
| 67 @Override | |
| 68 public Void visitCompilationUnit(CompilationUnitTree node, Void p) { | |
| 69 super.visitCompilationUnit(node, p); | |
| 70 if (!seenAnnotation) | |
| 71 error(test, "Annotation was missing"); | |
| 72 return null; | |
| 73 } | |
| 74 }.scan(task.parse(), null); | |
| 75 | |
| 76 task.analyze(); | |
| 77 | |
| 78 if (!tc.error.equals(out.toString().trim())) { | |
| 79 error(test, "Incorrect errors: " + out.toString()); | |
| 80 } | |
| 81 } | |
| 82 | |
| 83 if (errors > 0) { | |
| 84 throw new IllegalStateException("Errors found"); | |
| 85 } | |
| 86 } | |
| 87 | |
| 88 int errors; | |
| 89 | |
| 90 void error(String code, String error) { | |
| 91 System.out.println("Error detected: " + error); | |
| 92 System.out.println("Code:"); | |
| 93 System.out.println(code); | |
| 94 errors++; | |
| 95 } | |
| 96 | |
| 97 static String TEMPLATE = | |
| 98 "import java.lang.annotation.*;\n" + | |
| 99 "public class Test {\n" + | |
| 100 " CONTENT\n" + | |
| 101 "}\n" + | |
| 102 "@Target({ElementType.METHOD, ElementType.CONSTRUCTOR})\n" + | |
| 103 "@interface DA { }\n" + | |
| 104 "@Target(ElementType.TYPE_USE)\n" + | |
| 105 "@interface TA { }\n"; | |
| 106 | |
| 107 static class MyFileObject extends SimpleJavaFileObject { | |
| 108 final String text; | |
| 109 public MyFileObject(String text) { | |
| 110 super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE); | |
| 111 this.text = text; | |
| 112 } | |
| 113 @Override | |
| 114 public CharSequence getCharContent(boolean ignoreEncodingErrors) { | |
| 115 return text; | |
| 116 } | |
| 117 } | |
| 118 | |
| 119 static TestCase[] testCases = new TestCase[] { | |
| 120 new TestCase("<T> @DA int foo1() { return 0;}", ""), | |
| 121 new TestCase("<T> @DA void foo2() { }", ""), | |
| 122 new TestCase("<T> @TA int foo3() { return 0;}", ""), | |
| 123 new TestCase("<T> @TA void foo4() { }", | |
| 124 "Test.java:3:9: compiler.err.annotation.type.not.applicable"), | |
| 125 new TestCase("<T> @DA Test() { }", "Test.java:3:9: compiler.err.illegal.start.of.type"), | |
| 126 new TestCase("<T> @TA Test() { }", "Test.java:3:9: compiler.err.illegal.start.of.type"), | |
| 127 }; | |
| 128 | |
| 129 static class TestCase { | |
| 130 final String snippet; | |
| 131 final String error; | |
| 132 public TestCase(String snippet, String error) { | |
| 133 this.snippet = snippet; | |
| 134 this.error = error; | |
| 135 } | |
| 136 } | |
| 137 } | |
| 138 |
