Mercurial > jdk8-mips64-public > langtools / file comparison
comparison: test/tools/javap/typeAnnotations/Presence.java
test/tools/javap/typeAnnotations/Presence.java
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| 1 /* | |
| 2 * Copyright (c) 2008, 2013, 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 import java.io.*; | |
| 25 import java.lang.annotation.ElementType; | |
| 26 | |
| 27 import com.sun.tools.classfile.*; | |
| 28 | |
| 29 /* | |
| 30 * @test Presence | |
| 31 * @bug 6843077 | |
| 32 * @summary test that all type annotations are present in the classfile | |
| 33 */ | |
| 34 | |
| 35 public class Presence { | |
| 36 public static void main(String[] args) throws Exception { | |
| 37 new Presence().run(); | |
| 38 } | |
| 39 | |
| 40 public void run() throws Exception { | |
| 41 File javaFile = writeTestFile(); | |
| 42 File classFile = compileTestFile(javaFile); | |
| 43 | |
| 44 ClassFile cf = ClassFile.read(classFile); | |
| 45 test(cf); | |
| 46 for (Field f : cf.fields) { | |
| 47 test(cf, f); | |
| 48 } | |
| 49 for (Method m: cf.methods) { | |
| 50 test(cf, m); | |
| 51 } | |
| 52 | |
| 53 countAnnotations(); | |
| 54 | |
| 55 if (errors > 0) | |
| 56 throw new Exception(errors + " errors found"); | |
| 57 System.out.println("PASSED"); | |
| 58 } | |
| 59 | |
| 60 void test(ClassFile cf) { | |
| 61 test(cf, Attribute.RuntimeVisibleTypeAnnotations, true); | |
| 62 test(cf, Attribute.RuntimeInvisibleTypeAnnotations, false); | |
| 63 } | |
| 64 | |
| 65 void test(ClassFile cf, Method m) { | |
| 66 test(cf, m, Attribute.RuntimeVisibleTypeAnnotations, true); | |
| 67 test(cf, m, Attribute.RuntimeInvisibleTypeAnnotations, false); | |
| 68 } | |
| 69 | |
| 70 void test(ClassFile cf, Field m) { | |
| 71 test(cf, m, Attribute.RuntimeVisibleTypeAnnotations, true); | |
| 72 test(cf, m, Attribute.RuntimeInvisibleTypeAnnotations, false); | |
| 73 } | |
| 74 | |
| 75 // test the result of Attributes.getIndex according to expectations | |
| 76 // encoded in the method's name | |
| 77 void test(ClassFile cf, String name, boolean visible) { | |
| 78 int index = cf.attributes.getIndex(cf.constant_pool, name); | |
| 79 if (index != -1) { | |
| 80 Attribute attr = cf.attributes.get(index); | |
| 81 assert attr instanceof RuntimeTypeAnnotations_attribute; | |
| 82 RuntimeTypeAnnotations_attribute tAttr = (RuntimeTypeAnnotations_attribute)attr; | |
| 83 all += tAttr.annotations.length; | |
| 84 if (visible) | |
| 85 visibles += tAttr.annotations.length; | |
| 86 else | |
| 87 invisibles += tAttr.annotations.length; | |
| 88 } | |
| 89 } | |
| 90 | |
| 91 // test the result of Attributes.getIndex according to expectations | |
| 92 // encoded in the method's name | |
| 93 void test(ClassFile cf, Method m, String name, boolean visible) { | |
| 94 Attribute attr = null; | |
| 95 Code_attribute cAttr = null; | |
| 96 RuntimeTypeAnnotations_attribute tAttr = null; | |
| 97 | |
| 98 // collect annotations attributes on method | |
| 99 int index = m.attributes.getIndex(cf.constant_pool, name); | |
| 100 if (index != -1) { | |
| 101 attr = m.attributes.get(index); | |
| 102 assert attr instanceof RuntimeTypeAnnotations_attribute; | |
| 103 tAttr = (RuntimeTypeAnnotations_attribute)attr; | |
| 104 all += tAttr.annotations.length; | |
| 105 if (visible) | |
| 106 visibles += tAttr.annotations.length; | |
| 107 else | |
| 108 invisibles += tAttr.annotations.length; | |
| 109 } | |
| 110 // collect annotations from method's code attribute | |
| 111 index = m.attributes.getIndex(cf.constant_pool, Attribute.Code); | |
| 112 if(index!= -1) { | |
| 113 attr = m.attributes.get(index); | |
| 114 assert attr instanceof Code_attribute; | |
| 115 cAttr = (Code_attribute)attr; | |
| 116 index = cAttr.attributes.getIndex(cf.constant_pool, name); | |
| 117 if(index!= -1) { | |
| 118 attr = cAttr.attributes.get(index); | |
| 119 assert attr instanceof RuntimeTypeAnnotations_attribute; | |
| 120 tAttr = (RuntimeTypeAnnotations_attribute)attr; | |
| 121 all += tAttr.annotations.length; | |
| 122 if (visible) | |
| 123 visibles += tAttr.annotations.length; | |
| 124 else | |
| 125 invisibles += tAttr.annotations.length; | |
| 126 } | |
| 127 } | |
| 128 } | |
| 129 | |
| 130 // test the result of Attributes.getIndex according to expectations | |
| 131 // encoded in the method's name | |
| 132 void test(ClassFile cf, Field m, String name, boolean visible) { | |
| 133 int index = m.attributes.getIndex(cf.constant_pool, name); | |
| 134 if (index != -1) { | |
| 135 Attribute attr = m.attributes.get(index); | |
| 136 assert attr instanceof RuntimeTypeAnnotations_attribute; | |
| 137 RuntimeTypeAnnotations_attribute tAttr = (RuntimeTypeAnnotations_attribute)attr; | |
| 138 all += tAttr.annotations.length; | |
| 139 if (visible) | |
| 140 visibles += tAttr.annotations.length; | |
| 141 else | |
| 142 invisibles += tAttr.annotations.length; | |
| 143 } | |
| 144 } | |
| 145 | |
| 146 File writeTestFile() throws IOException { | |
| 147 File f = new File("TestPresence.java"); | |
| 148 PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter(f))); | |
| 149 out.println("import java.util.*;"); | |
| 150 out.println("import java.lang.annotation.*;"); | |
| 151 | |
| 152 out.println("class TestPresence<@TestPresence.A T extends @TestPresence.A List<@TestPresence.A String>> { "); | |
| 153 out.println(" @Target({ElementType.TYPE_USE, ElementType.TYPE_PARAMETER})"); | |
| 154 out.println(" @interface A { }"); | |
| 155 | |
| 156 out.println(" Map<@A String, Map<@A String, @A String>> f1;"); | |
| 157 | |
| 158 out.println(" <@A TM extends @A List<@A String>>"); | |
| 159 out.println(" Map<@A String, @A List<@A String>>"); | |
| 160 out.println(" method(@A TestPresence<T> this, List<@A String> @A [] param1, String @A [] @A ... param2)"); | |
| 161 out.println(" throws @A Exception {"); | |
| 162 out.println(" @A String lc1 = null;"); | |
| 163 out.println(" @A List<@A String> lc2 = null;"); | |
| 164 out.println(" @A String @A [] [] @A[] lc3 = null;"); | |
| 165 out.println(" List<? extends @A List<@A String>> lc4 = null;"); | |
| 166 out.println(" Object lc5 = (@A List<@A String>) null;"); | |
| 167 out.println(" boolean lc6 = lc1 instanceof @A String;"); | |
| 168 out.println(" boolean lc7 = lc5 instanceof @A String @A [] @A [];"); | |
| 169 out.println(" new @A ArrayList<@A String>();"); | |
| 170 out.println(" Object lc8 = new @A String @A [4];"); | |
| 171 out.println(" try {"); | |
| 172 out.println(" Object lc10 = int.class;"); | |
| 173 out.println(" } catch (@A Exception e) { e.toString(); }"); | |
| 174 out.println(" return null;"); | |
| 175 out.println(" }"); | |
| 176 out.println(" void vararg1(String @A ... t) { } "); | |
| 177 out.println("}"); | |
| 178 out.close(); | |
| 179 return f; | |
| 180 } | |
| 181 | |
| 182 File compileTestFile(File f) { | |
| 183 int rc = com.sun.tools.javac.Main.compile(new String[] { "-source", "1.8", "-g", f.getPath() }); | |
| 184 if (rc != 0) | |
| 185 throw new Error("compilation failed. rc=" + rc); | |
| 186 String path = f.getPath(); | |
| 187 return new File(path.substring(0, path.length() - 5) + ".class"); | |
| 188 } | |
| 189 | |
| 190 void countAnnotations() { | |
| 191 int expected_visibles = 0, expected_invisibles = 38; | |
| 192 int expected_all = expected_visibles + expected_invisibles; | |
| 193 | |
| 194 if (expected_all != all) { | |
| 195 errors++; | |
| 196 System.err.println("expected " + expected_all | |
| 197 + " annotations but found " + all); | |
| 198 } | |
| 199 | |
| 200 if (expected_visibles != visibles) { | |
| 201 errors++; | |
| 202 System.err.println("expected " + expected_visibles | |
| 203 + " visibles annotations but found " + visibles); | |
| 204 } | |
| 205 | |
| 206 if (expected_invisibles != invisibles) { | |
| 207 errors++; | |
| 208 System.err.println("expected " + expected_invisibles | |
| 209 + " invisibles annotations but found " + invisibles); | |
| 210 } | |
| 211 | |
| 212 } | |
| 213 | |
| 214 int errors; | |
| 215 int all; | |
| 216 int visibles; | |
| 217 int invisibles; | |
| 218 } |
