/* * Copyright (c) 2013, 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. */ package vm.mlvm.indy.func.jvmti.mergeCP_indy2manySame_a; import java.lang.invoke.CallSite; import java.lang.invoke.ConstantCallSite; import java.lang.invoke.MethodHandle; import java.lang.invoke.MethodHandles; import java.lang.invoke.MethodType; import vm.mlvm.share.MlvmTest; public class INDIFY_Dummy0 { private static MethodType MT_bootstrap() { return MethodType.methodType(CallSite.class, MethodHandles.Lookup.class, String.class, MethodType.class); } private static MethodHandle MH_bootstrap() throws NoSuchMethodException, IllegalAccessException { return MethodHandles.lookup().findStatic( INDIFY_Dummy0.class, "bootstrap", MT_bootstrap()); } public static CallSite bootstrap(MethodHandles.Lookup l, String name, MethodType mt) throws Throwable { MlvmTest.getLog().display("Redefined bootstrap(): Lookup " + l + "; method name = " + name + "; method type = " + mt); CallSite cs = new ConstantCallSite(l.findStatic(INDIFY_Dummy0.class, "target", mt)); return cs; } public static Boolean target(Object o, String s, int i) { MlvmTest.getLog().display("Redefined target called! Object = " + o + "; string = " + s + "; int = " + i); MlvmTest.getLog().display("The rest of methods are from " + (isRedefinedClass() ? "redefined" : "original") + " class"); return true; } public static void redefineNow() {} 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(Boolean.class, Object.class, String.class, int.class)); return cs.dynamicInvoker(); } public static boolean invokeTarget() throws Throwable { return invokeTarget0(); } private static boolean invokeTarget0() throws Throwable { Object o = new Object(); String s = "Redefined"; int i = 456; return (Boolean) INDY_call().invokeExact(o, s, i) && (Boolean) INDY_call().invokeExact(o, s, i) && (Boolean) INDY_call().invokeExact(o, s, i); } public static boolean isRedefinedClass() { return true; } }