| /* |
| * Copyright (c) 2011, 2018, 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 |
| * |
| * @summary converted from VM Testbase vm/mlvm/indy/func/java/verifyStackTrace. |
| * VM Testbase keywords: [feature_mlvm] |
| * VM Testbase readme: |
| * DESCRIPTION |
| * The test verifies that a stack trace is readable and contains a correct stack in a bootstrap and a target methods |
| * |
| * @library /vmTestbase |
| * /test/lib |
| * @run driver jdk.test.lib.FileInstaller . . |
| * |
| * @comment build test class and indify classes |
| * @build vm.mlvm.indy.func.java.verifyStackTrace.INDIFY_Test |
| * @run driver vm.mlvm.share.IndifiedClassesBuilder |
| * |
| * @run main/othervm vm.mlvm.indy.func.java.verifyStackTrace.INDIFY_Test |
| */ |
| |
| package vm.mlvm.indy.func.java.verifyStackTrace; |
| |
| import java.lang.invoke.CallSite; |
| import java.lang.invoke.ConstantCallSite; |
| import java.lang.invoke.MethodHandle; |
| import java.lang.invoke.MethodHandles; |
| import java.lang.invoke.MethodHandles.Lookup; |
| import java.lang.invoke.MethodType; |
| |
| import vm.mlvm.share.MlvmTest; |
| |
| public class INDIFY_Test extends MlvmTest { |
| |
| private static final String METHOD_NAME = "runFunky"; |
| private static final int MAX_FRAME = 10; |
| |
| public INDIFY_Test() {} |
| |
| private static MethodType MT_bootstrap() { |
| return MethodType.methodType(CallSite.class, Lookup.class, String.class, MethodType.class); |
| } |
| |
| private static MethodHandle MH_bootstrap() throws NoSuchMethodException, IllegalAccessException { |
| return MethodHandles.lookup().findStatic( |
| INDIFY_Test.class, |
| "bootstrap", |
| MT_bootstrap()); |
| } |
| |
| public static CallSite bootstrap(Lookup c, String name, MethodType mt) throws Throwable { |
| getLog().trace(0, "Lookup " + c + "; method name = " + name + "; method type = " + mt); |
| |
| boolean found = false; |
| StackTraceElement trace[] = new Throwable().getStackTrace(); |
| for ( int i = 1; i < MAX_FRAME; i++ ) { |
| StackTraceElement stackFrame = trace[i]; |
| getLog().trace(0, "Caller " + i + " stack frame: " + stackFrame); |
| if ( stackFrame.getMethodName().equals(METHOD_NAME) ) { |
| getLog().trace(0, "Required stack frame found"); |
| found = true; |
| break; |
| } |
| } |
| |
| if ( ! found ) |
| throw new RuntimeException("Can't find caller method name (" + METHOD_NAME + ") in a bootstrap method stack"); |
| |
| return new ConstantCallSite(MethodHandles.lookup().findStatic(INDIFY_Test.class, "target", mt)); |
| } |
| |
| public static Throwable target(Object o, String s, int i) { |
| getLog().trace(0, "Target called! Object = " + o + "; string = " + s + "; int = " + i); |
| return new Throwable(); |
| } |
| |
| private static MethodHandle INDY_call; |
| private static MethodHandle INDY_call() throws Throwable { |
| if (INDY_call != null) |
| return INDY_call; |
| |
| CallSite cs = (CallSite) MH_bootstrap().invokeWithArguments( |
| MethodHandles.lookup(), |
| "greet", |
| MethodType.methodType(Throwable.class, Object.class, String.class, int.class)); |
| |
| return cs.dynamicInvoker(); |
| } |
| |
| public boolean runFunky() throws Throwable { |
| // Throwable t = (Throwable) InvokeDynamic.greet(new Object(), "world", 123); |
| Object o = new Object(); |
| String s = "world"; |
| int i = 123; |
| Throwable t = (Throwable) INDY_call().invokeExact(o, s, i); |
| |
| StackTraceElement stackFrame = t.getStackTrace()[1]; |
| getLog().trace(0, "Stack trace element from target call: " + stackFrame); |
| if ( ! stackFrame.getMethodName().equals(METHOD_NAME) ) |
| throw new Exception("Wrong method name in a bootstrap method: " + stackFrame); |
| |
| return true; |
| } |
| |
| public boolean run() throws Throwable { return runFunky(); } |
| |
| public static void main(String[] args) { MlvmTest.launch(args); } |
| } |