Mercurial > hg > Members > kono > jpf-core
view src/peers/gov/nasa/jpf/vm/JPF_gov_nasa_jpf_SerializationConstructor.java @ 0:61d41facf527
initial v8 import (history reset)
author | Peter Mehlitz <Peter.C.Mehlitz@nasa.gov> |
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date | Fri, 23 Jan 2015 10:14:01 -0800 |
parents | |
children | db918c531e6d |
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/* * Copyright (C) 2014, United States Government, as represented by the * Administrator of the National Aeronautics and Space Administration. * All rights reserved. * * The Java Pathfinder core (jpf-core) platform is licensed under the * Apache License, Version 2.0 (the "License"); you may not use this file except * in compliance with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0. * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package gov.nasa.jpf.vm; import gov.nasa.jpf.annotation.MJI; import gov.nasa.jpf.vm.ClassInfo; import gov.nasa.jpf.vm.DirectCallStackFrame; import gov.nasa.jpf.vm.MJIEnv; import gov.nasa.jpf.vm.MethodInfo; import gov.nasa.jpf.vm.NativePeer; import gov.nasa.jpf.vm.ThreadInfo; public class JPF_gov_nasa_jpf_SerializationConstructor extends NativePeer { /** * create a new instance, but only call the ctor of the first * non-serializable superclass */ @MJI public int newInstance___3Ljava_lang_Object_2__Ljava_lang_Object_2 (MJIEnv env, int mthRef, int argsRef) { ThreadInfo ti = env.getThreadInfo(); DirectCallStackFrame frame = ti.getReturnedDirectCall(); int superCtorRef = env.getReferenceField(mthRef, "firstNonSerializableCtor"); MethodInfo miCtor = JPF_java_lang_reflect_Constructor.getMethodInfo(env,superCtorRef); if (frame == null){ // first time int clsRef = env.getReferenceField(mthRef, "mdc"); ClassInfo ci = env.getReferredClassInfo( clsRef); if (ci.isAbstract()){ env.throwException("java.lang.InstantiationException"); return MJIEnv.NULL; } int objRef = env.newObjectOfUncheckedClass(ci); frame = miCtor.createDirectCallStackFrame(ti, 1); frame.setReferenceArgument( 0, objRef, null); frame.setLocalReferenceVariable(0, objRef); // (1) we store the reference as a local var for retrieval during reexec ti.pushFrame(frame); // check for & push required clinits ci.pushRequiredClinits(ti); env.repeatInvocation(); return MJIEnv.NULL; } else { // re-execution, int objRef = frame.getLocalVariable(0); // that's the object ref we stored in (1) return objRef; } } }