Mercurial > hg > Members > kono > jpf-core

comparison 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 /*
2 * Copyright (C) 2014, United States Government, as represented by the
3 * Administrator of the National Aeronautics and Space Administration.
4 * All rights reserved.
5 *
6 * The Java Pathfinder core (jpf-core) platform is licensed under the
7 * Apache License, Version 2.0 (the "License"); you may not use this file except
8 * in compliance with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0.
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18 package gov.nasa.jpf.vm;
19
20 import gov.nasa.jpf.JPFException;
21
22 /**
23 * our concrete Fields factory (representing the default JPF object model)
24 */
25 public class DefaultFieldsFactory implements FieldsFactory {
26
27 @Override
28 public Fields createInstanceFields (ClassInfo ci) {
29 return new NamedFields(ci.getInstanceDataSize());
30 }
31
32 @Override
33 public Fields createStaticFields (ClassInfo ci) {
34 return new NamedFields(ci.getStaticDataSize());
35 }
36
37 @Override
38 public Fields createArrayFields (String type, ClassInfo ci, int nElements, int typeSize, boolean isReferenceArray) {
39 char t = type.charAt(1);
40 switch (t){
41 case 'Z': return new BooleanArrayFields(nElements);
42 case 'B': return new ByteArrayFields(nElements);
43 case 'C': return new CharArrayFields(nElements);
44 case 'S': return new ShortArrayFields(nElements);
45 case 'I': return new IntArrayFields(nElements);
46 case 'J': return new LongArrayFields(nElements);
47 case 'F': return new FloatArrayFields(nElements);
48 case 'D': return new DoubleArrayFields(nElements);
49 case 'L':
50 case '[':
51 return new ReferenceArrayFields(nElements);
52 default:
53 throw new JPFException("unknown array type: " + type);
54 }
55 }
56 }