| /* |
| * Copyright (c) 2010, 2015, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 7005371 |
| * @summary Multicatch: assertion error while generating LocalVariableTypeTable attribute |
| * @modules jdk.jdeps/com.sun.tools.classfile |
| * @compile -g SubTest.java |
| * @run main T7005371 |
| */ |
| |
| import com.sun.tools.classfile.Attribute; |
| import com.sun.tools.classfile.ClassFile; |
| import com.sun.tools.classfile.Code_attribute; |
| import com.sun.tools.classfile.LocalVariableTypeTable_attribute; |
| import com.sun.tools.classfile.Method; |
| |
| import java.io.*; |
| |
| public class T7005371 { |
| |
| static final String SUBTEST_NAME = SubTest.class.getName() + ".class"; |
| static final String TEST_METHOD_NAME = "test"; |
| static final int LVT_LENGTH = 1; |
| static final String LVT_SIG_TYPE = "Ljava/util/List<Ljava/lang/String;>;"; |
| |
| |
| public static void main(String... args) throws Exception { |
| new T7005371().run(); |
| } |
| |
| public void run() throws Exception { |
| String workDir = System.getProperty("test.classes"); |
| System.out.println(workDir); |
| File compiledTest = new File(workDir, SUBTEST_NAME); |
| verifyLocalVariableTypeTableAttr(compiledTest); |
| } |
| |
| void verifyLocalVariableTypeTableAttr(File f) { |
| System.err.println("verify: " + f); |
| try { |
| ClassFile cf = ClassFile.read(f); |
| Method testMethod = null; |
| for (Method m : cf.methods) { |
| if (m.getName(cf.constant_pool).equals(TEST_METHOD_NAME)) { |
| testMethod = m; |
| break; |
| } |
| } |
| if (testMethod == null) { |
| throw new Error("Missing method: " + TEST_METHOD_NAME); |
| } |
| Code_attribute code = (Code_attribute)testMethod.attributes.get(Attribute.Code); |
| if (code == null) { |
| throw new Error("Missing Code attribute for method: " + TEST_METHOD_NAME); |
| } |
| LocalVariableTypeTable_attribute lvt_table = |
| (LocalVariableTypeTable_attribute)code.attributes.get(Attribute.LocalVariableTypeTable); |
| if (lvt_table == null) { |
| throw new Error("Missing LocalVariableTypeTable attribute for method: " + TEST_METHOD_NAME); |
| } |
| if (lvt_table.local_variable_table_length != LVT_LENGTH) { |
| throw new Error("LocalVariableTypeTable has wrong size" + |
| "\nfound: " + lvt_table.local_variable_table_length + |
| "\nrequired: " + LVT_LENGTH); |
| } |
| String sig = |
| cf.constant_pool.getUTF8Value(lvt_table.local_variable_table[0].signature_index); |
| |
| if (sig == null || !sig.equals(LVT_SIG_TYPE)) { |
| throw new Error("LocalVariableTypeTable has wrong signature" + |
| "\nfound: " + sig + |
| "\nrequired: " + LVT_SIG_TYPE); |
| } |
| } catch (Exception e) { |
| e.printStackTrace(); |
| throw new Error("error reading " + f +": " + e); |
| } |
| } |
| } |