| /* |
| * Copyright (c) 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 8075331 |
| * @summary Verify that we can call varargs methods |
| * @run build TestScaffold VMConnection TargetAdapter TargetListener |
| * @run compile -g InvokeVarArgs.java |
| * @run driver InvokeVarArgs |
| */ |
| |
| import com.sun.jdi.*; |
| import com.sun.jdi.event.*; |
| import java.util.Arrays; |
| |
| interface MyInterface { |
| } |
| |
| class SomeClass implements MyInterface { |
| } |
| |
| class InvokeVarArgsTarg { |
| |
| public static void main(String args[]) { |
| new InvokeVarArgsTarg().run(); |
| } |
| |
| SomeClass someClass1 = new SomeClass(); |
| SomeClass someClass2 = new SomeClass(); |
| |
| MyInterface[] array = new MyInterface[]{someClass1, someClass2}; |
| SomeClass[] array2 = new SomeClass[]{someClass1, someClass2}; |
| |
| public void run() { |
| System.out.println("size(array) : " + size(array)); |
| System.out.println("size(array2) : " + size(array2)); |
| } |
| |
| int size(Object... value) { |
| return value.length; |
| } |
| } |
| |
| public class InvokeVarArgs extends TestScaffold { |
| |
| public static void main(String args[]) throws Exception { |
| new InvokeVarArgs(args).startTests(); |
| } |
| |
| InvokeVarArgs(String args[]) throws Exception { |
| super(args); |
| } |
| |
| protected void runTests() throws Exception { |
| |
| BreakpointEvent bpe = startTo("InvokeVarArgsTarg", "run", "()V"); |
| StackFrame frame = bpe.thread().frame(0); |
| ObjectReference targetObj = frame.thisObject(); |
| ReferenceType targetType = (ReferenceType) targetObj.type(); |
| Value arrayVal = targetObj.getValue(targetType.fieldByName("array")); |
| Value array2Val = targetObj.getValue(targetType.fieldByName("array2")); |
| Method sizeMethod = targetType.methodsByName("size", "([Ljava/lang/Object;)I").get(0); |
| |
| IntegerValue size = (IntegerValue) targetObj.invokeMethod(bpe.thread(), sizeMethod, Arrays.asList(new Value[]{arrayVal}), 0); |
| if (size.value() != 2) { |
| throw new Exception("size(array) should be 2, but was " + size.value()); |
| } |
| |
| size = (IntegerValue) targetObj.invokeMethod(bpe.thread(), sizeMethod, Arrays.asList(new Value[]{array2Val}), 0); |
| if (size.value() != 2) { |
| throw new Exception("size(array2) should be 2, but was " + size.value()); |
| } |
| |
| listenUntilVMDisconnect(); |
| } |
| } |