Thu, 10 Oct 2013 14:58:04 +0200
8001931: The new build system whitespace cleanup
Reviewed-by: tbell, simonis, erikj
mcimadamore@1393 | 1 | /* |
jfranck@2020 | 2 | * Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved. |
mcimadamore@1393 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
mcimadamore@1393 | 4 | * |
mcimadamore@1393 | 5 | * This code is free software; you can redistribute it and/or modify it |
mcimadamore@1393 | 6 | * under the terms of the GNU General Public License version 2 only, as |
mcimadamore@1393 | 7 | * published by the Free Software Foundation. |
mcimadamore@1393 | 8 | * |
mcimadamore@1393 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
mcimadamore@1393 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
mcimadamore@1393 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
mcimadamore@1393 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
mcimadamore@1393 | 13 | * accompanied this code). |
mcimadamore@1393 | 14 | * |
mcimadamore@1393 | 15 | * You should have received a copy of the GNU General Public License version |
mcimadamore@1393 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
mcimadamore@1393 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
mcimadamore@1393 | 18 | * |
mcimadamore@1393 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
mcimadamore@1393 | 20 | * or visit www.oracle.com if you need additional information or have any |
mcimadamore@1393 | 21 | * questions. |
mcimadamore@1393 | 22 | */ |
mcimadamore@1393 | 23 | |
mcimadamore@1393 | 24 | /* |
mcimadamore@1393 | 25 | * @test |
jfranck@2020 | 26 | * @bug 7192246 |
mcimadamore@1393 | 27 | * @summary check that code attributed for default methods is correctly generated |
mcimadamore@1393 | 28 | */ |
mcimadamore@1393 | 29 | |
mcimadamore@1393 | 30 | import com.sun.tools.classfile.AccessFlags; |
mcimadamore@1393 | 31 | import com.sun.tools.classfile.Attribute; |
mcimadamore@1393 | 32 | import com.sun.tools.classfile.ClassFile; |
mcimadamore@1393 | 33 | import com.sun.tools.classfile.ConstantPool.*; |
mcimadamore@1393 | 34 | import com.sun.tools.classfile.Code_attribute; |
mcimadamore@1393 | 35 | import com.sun.tools.classfile.Instruction; |
mcimadamore@1393 | 36 | import com.sun.tools.classfile.Method; |
mcimadamore@1393 | 37 | |
mcimadamore@1393 | 38 | import com.sun.tools.classfile.Opcode; |
mcimadamore@1393 | 39 | import java.io.*; |
mcimadamore@1393 | 40 | |
mcimadamore@1393 | 41 | public class TestDefaultBody { |
mcimadamore@1393 | 42 | |
mcimadamore@1393 | 43 | interface TestInterface { |
mcimadamore@1393 | 44 | int no_default(int i); |
mcimadamore@1393 | 45 | default int yes_default(int i) { return impl(this, i); } |
mcimadamore@1393 | 46 | } |
mcimadamore@1393 | 47 | |
mcimadamore@1393 | 48 | static int impl(TestInterface ti, int i) { return 0; } |
mcimadamore@1393 | 49 | |
mcimadamore@1393 | 50 | static final String TARGET_CLASS_NAME = "TestDefaultBody"; |
mcimadamore@1393 | 51 | static final String TARGET_NAME = "impl"; |
mcimadamore@1393 | 52 | static final String TARGET_TYPE = "(LTestDefaultBody$TestInterface;I)I"; |
mcimadamore@1393 | 53 | static final String SUBTEST_NAME = TestInterface.class.getName() + ".class"; |
mcimadamore@1393 | 54 | static final String TEST_METHOD_NAME = "yes_default"; |
mcimadamore@1393 | 55 | |
mcimadamore@1393 | 56 | public static void main(String... args) throws Exception { |
mcimadamore@1393 | 57 | new TestDefaultBody().run(); |
mcimadamore@1393 | 58 | } |
mcimadamore@1393 | 59 | |
mcimadamore@1393 | 60 | public void run() throws Exception { |
mcimadamore@1393 | 61 | String workDir = System.getProperty("test.classes"); |
mcimadamore@1393 | 62 | File compiledTest = new File(workDir, SUBTEST_NAME); |
mcimadamore@1393 | 63 | verifyDefaultBody(compiledTest); |
mcimadamore@1393 | 64 | } |
mcimadamore@1393 | 65 | |
mcimadamore@1393 | 66 | void verifyDefaultBody(File f) { |
mcimadamore@1393 | 67 | System.err.println("verify: " + f); |
mcimadamore@1393 | 68 | try { |
mcimadamore@1393 | 69 | ClassFile cf = ClassFile.read(f); |
mcimadamore@1393 | 70 | Method testMethod = null; |
mcimadamore@1393 | 71 | Code_attribute codeAttr = null; |
mcimadamore@1393 | 72 | for (Method m : cf.methods) { |
mcimadamore@1393 | 73 | codeAttr = (Code_attribute)m.attributes.get(Attribute.Code); |
mcimadamore@1393 | 74 | String mname = m.getName(cf.constant_pool); |
mcimadamore@1393 | 75 | if (mname.equals(TEST_METHOD_NAME)) { |
mcimadamore@1393 | 76 | testMethod = m; |
mcimadamore@1393 | 77 | break; |
mcimadamore@1393 | 78 | } else { |
mcimadamore@1393 | 79 | codeAttr = null; |
mcimadamore@1393 | 80 | } |
mcimadamore@1393 | 81 | } |
mcimadamore@1393 | 82 | if (testMethod == null) { |
mcimadamore@1393 | 83 | throw new Error("Test method not found"); |
mcimadamore@1393 | 84 | } |
mcimadamore@1393 | 85 | if (testMethod.access_flags.is(AccessFlags.ACC_ABSTRACT)) { |
mcimadamore@1393 | 86 | throw new Error("Test method is abstract"); |
mcimadamore@1393 | 87 | } |
mcimadamore@1393 | 88 | if (codeAttr == null) { |
mcimadamore@1393 | 89 | throw new Error("Code attribute in test method not found"); |
mcimadamore@1393 | 90 | } |
mcimadamore@1393 | 91 | |
mcimadamore@1393 | 92 | boolean found = false; |
mcimadamore@1393 | 93 | for (Instruction instr : codeAttr.getInstructions()) { |
mcimadamore@1393 | 94 | if (instr.getOpcode() == Opcode.INVOKESTATIC) { |
mcimadamore@1393 | 95 | found = true; |
mcimadamore@1393 | 96 | int pc_index = instr.getShort(1); |
mcimadamore@1393 | 97 | CONSTANT_Methodref_info mref = (CONSTANT_Methodref_info)cf.constant_pool.get(pc_index); |
mcimadamore@1393 | 98 | String className = mref.getClassName(); |
mcimadamore@1393 | 99 | String targetName = mref.getNameAndTypeInfo().getName(); |
mcimadamore@1393 | 100 | String targetType = mref.getNameAndTypeInfo().getType(); |
mcimadamore@1393 | 101 | |
mcimadamore@1393 | 102 | if (!className.equals(TARGET_CLASS_NAME)) { |
mcimadamore@1393 | 103 | throw new Error("unexpected class in default method body " + className); |
mcimadamore@1393 | 104 | } |
mcimadamore@1393 | 105 | if (!targetName.equals(TARGET_NAME)) { |
mcimadamore@1393 | 106 | throw new Error("unexpected method name in default method body " + targetName); |
mcimadamore@1393 | 107 | } |
mcimadamore@1393 | 108 | if (!targetType.equals(TARGET_TYPE)) { |
mcimadamore@1393 | 109 | throw new Error("unexpected method type in default method body " + targetType); |
mcimadamore@1393 | 110 | } |
mcimadamore@1393 | 111 | break; |
mcimadamore@1393 | 112 | } |
mcimadamore@1393 | 113 | } |
mcimadamore@1393 | 114 | |
mcimadamore@1393 | 115 | if (!found) { |
mcimadamore@1393 | 116 | throw new Error("no invokestatic found in default method body"); |
mcimadamore@1393 | 117 | } |
mcimadamore@1393 | 118 | } catch (Exception e) { |
mcimadamore@1393 | 119 | e.printStackTrace(); |
mcimadamore@1393 | 120 | throw new Error("error reading " + f +": " + e); |
mcimadamore@1393 | 121 | } |
mcimadamore@1393 | 122 | } |
mcimadamore@1393 | 123 | } |