Mercurial > hg > Members > kono > jpf-core

annotate src/main/gov/nasa/jpf/vm/DefaultFieldsFactory.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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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
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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 package gov.nasa.jpf.vm;
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19
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20 import gov.nasa.jpf.JPFException;
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21
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22 /**
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23 * our concrete Fields factory (representing the default JPF object model)
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24 */
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25 public class DefaultFieldsFactory implements FieldsFactory {
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26
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27 @Override
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28 public Fields createInstanceFields (ClassInfo ci) {
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29 return new NamedFields(ci.getInstanceDataSize());
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30 }
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31
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32 @Override
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33 public Fields createStaticFields (ClassInfo ci) {
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34 return new NamedFields(ci.getStaticDataSize());
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35 }
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36
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37 @Override
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38 public Fields createArrayFields (String type, ClassInfo ci, int nElements, int typeSize, boolean isReferenceArray) {
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39 char t = type.charAt(1);
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40 switch (t){
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41 case 'Z': return new BooleanArrayFields(nElements);
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42 case 'B': return new ByteArrayFields(nElements);
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43 case 'C': return new CharArrayFields(nElements);
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44 case 'S': return new ShortArrayFields(nElements);
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45 case 'I': return new IntArrayFields(nElements);
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46 case 'J': return new LongArrayFields(nElements);
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47 case 'F': return new FloatArrayFields(nElements);
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48 case 'D': return new DoubleArrayFields(nElements);
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49 case 'L':
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50 case '[':
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51 return new ReferenceArrayFields(nElements);
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52 default:
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53 throw new JPFException("unknown array type: " + type);
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54 }
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55 }
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56 }