1 /* 2 * Copyright (c) 2015, 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 package compiler.calls.common; 25 26 import jdk.test.lib.Asserts; 27 28 /** 29 * A test class checking InvokeInterface instruction 30 */ 31 public class InvokeInterface extends CallsBase implements CallInterface { 32 private static final Object LOCK = new Object(); 33 34 public static void main(String args[]) { 35 new InvokeInterface().runTest(args); 36 } 37 38 /** 39 * A caller method, assumed to called "callee"/"calleeNative" 40 */ 41 @Override 42 public void caller() { 43 // cast to CallInterface to force invokeinterface usage 44 if (nativeCallee) { 45 Asserts.assertTrue(((CallInterface) this) 46 .calleeNative(1, 2L, 3.0f, 4.0d, "5"), CALL_ERR_MSG); 47 } else { 48 Asserts.assertTrue(((CallInterface) this) 49 .callee(1, 2L, 3.0f, 4.0d, "5"), CALL_ERR_MSG); 50 } 51 } 52 53 /** 54 * A callee method, assumed to be called by "caller"/"callerNative" 55 */ 56 @Override 57 public boolean callee(int param1, long param2, float param3, double param4, 58 String param5) { 59 calleeVisited = true; 60 CallsBase.checkValues(param1, param2, param3, param4, param5); 61 return true; 62 } 63 64 /** 65 * A native callee method, assumed to be called by "caller"/"callerNative" 66 */ 67 @Override 68 public native boolean calleeNative(int param1, long param2, float param3, 69 double param4, String param5); 70 71 /** 72 * Returns object to lock execution on 73 * @return lock object 74 */ 75 @Override 76 protected Object getLockObject() { 77 return LOCK; 78 } 79 80 @Override 81 protected void callerNative() { 82 throw new Error("No native call for invokeinterface"); 83 } 84 }