Mercurial > hg > Members > kono > jpf-core
view src/main/gov/nasa/jpf/vm/ByteFieldInfo.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 |
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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.JPFException; /** * fieldinfo for slots holding bytes */ public class ByteFieldInfo extends SingleSlotFieldInfo { byte init; public ByteFieldInfo (String name, int modifiers) { super(name, "B", modifiers); } @Override public void setConstantValue(Object constValue){ if (constValue instanceof Integer){ cv = constValue; init = ((Integer)constValue).byteValue(); } else { throw new JPFException("illegal byte ConstValue=" + constValue); } } @Override public void initialize (ElementInfo ei, ThreadInfo ti) { ei.getFields().setByteValue(storageOffset, init); } @Override public boolean isByteField() { return true; } @Override public String valueToString (Fields f) { byte i = f.getByteValue(storageOffset); return Byte.toString(i); } @Override public Object getValueObject (Fields f){ int i = f.getIntValue(storageOffset); return new Byte((byte)i); } @Override public boolean isNumericField(){ return true; } }