1 /* 2 * Copyright (c) 2011, 2018, 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 25 /* 26 * @test 27 * 28 * @summary converted from VM Testbase vm/mlvm/meth/func/java/throwException. 29 * VM Testbase keywords: [feature_mlvm, quarantine] 30 * VM Testbase comments: 8079714 31 * VM Testbase readme: 32 * DESCRIPTION 33 * The test creates a sequence of MHs (see vm/mlvm/mh/func/sequences test for details) 34 * and throws an exception from the latest test of this sequence and verifies that 35 * the exception is passed correctly. 36 * 37 * @library /vmTestbase 38 * /test/lib 39 * @run driver jdk.test.lib.FileInstaller . . 40 * 41 * @comment build test class and indify classes 42 * @build vm.mlvm.meth.func.java.throwException.Test 43 * @run driver vm.mlvm.share.IndifiedClassesBuilder 44 * 45 * @run main/othervm vm.mlvm.meth.func.java.throwException.Test 46 */ 47 48 package vm.mlvm.meth.func.java.throwException; 49 50 import java.lang.invoke.MethodHandle; 51 import java.lang.invoke.MethodHandles; 52 import java.lang.invoke.MethodType; 53 54 import vm.mlvm.meth.share.Argument; 55 import vm.mlvm.meth.share.MHTransformationGen; 56 import vm.mlvm.meth.share.RandomArgumentGen; 57 import vm.mlvm.meth.share.RandomArgumentsGen; 58 import vm.mlvm.meth.share.transform.v2.MHMacroTF; 59 import vm.mlvm.share.MlvmTest; 60 61 public class Test extends MlvmTest { 62 63 public static void main(String[] args) { MlvmTest.launch(args); } 64 65 public static class Example { 66 private Throwable t; 67 68 public Example(Throwable t) { 69 this.t = t; 70 } 71 72 public Object m0(int i, String s, Float f) { 73 RuntimeException re = new RuntimeException("Good luck!"); 74 re.initCause(this.t); 75 throw re; 76 } 77 } 78 79 @Override 80 public boolean run() throws Throwable { 81 82 final RuntimeException requiredException = new RuntimeException("test"); 83 final Example e = new Example(requiredException); 84 85 final MethodHandle mh = MethodHandles.lookup().findVirtual( 86 Example.class, "m0", 87 MethodType.methodType(Object.class, int.class, String.class, Float.class)); 88 89 Argument[] finalArgs = RandomArgumentsGen.createRandomArgs(true, mh.type()); 90 Argument retVal = RandomArgumentGen.next(mh.type().returnType()); 91 retVal.setPreserved(true); 92 93 MHMacroTF seq = MHTransformationGen.createSequence(retVal, e, mh, finalArgs); 94 95 try { 96 MHTransformationGen.callSequence(seq, false); 97 getLog().complain("Did not catch a required exception!"); 98 return false; 99 } catch ( Throwable t ) { 100 while ( t != null && t instanceof Exception ) { 101 t = t.getCause(); 102 if ( t.equals(requiredException) ) { 103 getLog().display("Got a proper exception:"); 104 t.printStackTrace(getLog().getOutStream()); 105 return true; 106 } 107 } 108 109 getLog().complain("Got wrong exception!"); 110 t.printStackTrace(getLog().getOutStream()); 111 return false; 112 } 113 } 114 }