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annotate src/peers/gov/nasa/jpf/vm/JPF_gov_nasa_jpf_SerializationConstructor.java @ 0:61d41facf527

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initial v8 import (history reset)
author Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
date Fri, 23 Jan 2015 10:14:01 -0800
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1 /*
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2 * Copyright (C) 2014, United States Government, as represented by the
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3 * Administrator of the National Aeronautics and Space Administration.
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4 * All rights reserved.
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5 *
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6 * The Java Pathfinder core (jpf-core) platform is licensed under the
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7 * Apache License, Version 2.0 (the "License"); you may not use this file except
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8 * in compliance with the License. You may obtain a copy of the License at
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9 *
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10 * http://www.apache.org/licenses/LICENSE-2.0.
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11 *
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12 * Unless required by applicable law or agreed to in writing, software
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13 * distributed under the License is distributed on an "AS IS" BASIS,
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14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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15 * See the License for the specific language governing permissions and
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16 * limitations under the License.
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17 */
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18
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19 package gov.nasa.jpf.vm;
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20
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21 import gov.nasa.jpf.annotation.MJI;
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22 import gov.nasa.jpf.vm.ClassInfo;
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23 import gov.nasa.jpf.vm.DirectCallStackFrame;
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24 import gov.nasa.jpf.vm.MJIEnv;
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25 import gov.nasa.jpf.vm.MethodInfo;
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26 import gov.nasa.jpf.vm.NativePeer;
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27 import gov.nasa.jpf.vm.ThreadInfo;
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29
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30 public class JPF_gov_nasa_jpf_SerializationConstructor extends NativePeer {
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31
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32 /**
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33 * create a new instance, but only call the ctor of the first
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34 * non-serializable superclass
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35 */
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36 @MJI
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37 public int newInstance___3Ljava_lang_Object_2__Ljava_lang_Object_2 (MJIEnv env, int mthRef, int argsRef) {
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38 ThreadInfo ti = env.getThreadInfo();
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39 DirectCallStackFrame frame = ti.getReturnedDirectCall();
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40
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41 int superCtorRef = env.getReferenceField(mthRef, "firstNonSerializableCtor");
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42 MethodInfo miCtor = JPF_java_lang_reflect_Constructor.getMethodInfo(env,superCtorRef);
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43
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44 if (frame == null){ // first time
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45 int clsRef = env.getReferenceField(mthRef, "mdc");
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46 ClassInfo ci = env.getReferredClassInfo( clsRef);
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47
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48 if (ci.isAbstract()){
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49 env.throwException("java.lang.InstantiationException");
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50 return MJIEnv.NULL;
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51 }
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52
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53 int objRef = env.newObjectOfUncheckedClass(ci);
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54 frame = miCtor.createDirectCallStackFrame(ti, 1);
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55 frame.setReferenceArgument( 0, objRef, null);
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56 frame.setLocalReferenceVariable(0, objRef); // (1) we store the reference as a local var for retrieval during reexec
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57 ti.pushFrame(frame);
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58
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59 // check for & push required clinits
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60 ci.pushRequiredClinits(ti);
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61 env.repeatInvocation();
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62 return MJIEnv.NULL;
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63
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64 } else { // re-execution,
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65 int objRef = frame.getLocalVariable(0); // that's the object ref we stored in (1)
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66 return objRef;
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67 }
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68 }
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69 }