01: /**********************************************************************
02: Copyright (c) 2004 Erik Bengtson and others. All rights reserved.
03: Licensed under the Apache License, Version 2.0 (the "License");
04: you may not use this file except in compliance with the License.
05: You may obtain a copy of the License at
06:
07: http://www.apache.org/licenses/LICENSE-2.0
08:
09: Unless required by applicable law or agreed to in writing, software
10: distributed under the License is distributed on an "AS IS" BASIS,
11: WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12: See the License for the specific language governing permissions and
13: limitations under the License.
14:
15: Contributors:
16: ...
17: **********************************************************************/package org.jpox.store.mapping;
18:
19: import java.math.BigDecimal;
20:
21: import org.jpox.ClassLoaderResolver;
22: import org.jpox.store.expression.FloatingPointLiteral;
23: import org.jpox.store.expression.LogicSetExpression;
24: import org.jpox.store.expression.NumericExpression;
25: import org.jpox.store.expression.QueryExpression;
26: import org.jpox.store.expression.ScalarExpression;
27:
28: /**
29: * Mapping for BigDecimal type.
30: *
31: * @version $Revision: 1.13 $
32: **/
33: public class BigDecimalMapping extends SingleFieldMapping implements
34: SimpleDatastoreRepresentation {
35: private static BigDecimal mappingSampleValue = new BigDecimal(0.0);
36:
37: public Object getSampleValue(ClassLoaderResolver clr) {
38: return mappingSampleValue;
39: }
40:
41: public ScalarExpression newLiteral(QueryExpression qs, Object value) {
42: ScalarExpression expr = new FloatingPointLiteral(qs,
43: (BigDecimal) value);
44: return expr;
45: }
46:
47: public ScalarExpression newScalarExpression(QueryExpression qs,
48: LogicSetExpression te) {
49: ScalarExpression expr = new NumericExpression(qs, this , te);
50: return expr;
51: }
52:
53: public Class getJavaType() {
54: return BigDecimal.class;
55: }
56: }
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