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