01: package org.apache.ojb.broker.accesslayer.conversions;
02:
03: /* Copyright 2002-2005 The Apache Software Foundation
04: *
05: * Licensed under the Apache License, Version 2.0 (the "License");
06: * you may not use this file except in compliance with the License.
07: * You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17:
18: import java.io.Serializable;
19:
20: import org.apache.commons.lang.SerializationUtils;
21:
22: /**
23: * This implementation of the FieldConversion interface converts
24: * between java.lang.Objects values and byte[] values in the rdbms.
25: * This conversion is useful to store serialized objects in database
26: * columns.
27: */
28: public class Object2ByteArrUncompressedFieldConversion implements
29: FieldConversion {
30:
31: /*
32: * @see FieldConversion#javaToSql(Object)
33: */
34: public Object javaToSql(Object source) {
35: if (source == null)
36: return null;
37: try {
38: return SerializationUtils.serialize((Serializable) source);
39: } catch (Throwable t) {
40: throw new ConversionException(t);
41: }
42: }
43:
44: /*
45: * @see FieldConversion#sqlToJava(Object)
46: */
47: public Object sqlToJava(Object source) {
48: if (source == null)
49: return null;
50: try {
51: return SerializationUtils.deserialize((byte[]) source);
52: } catch (Throwable t) {
53: throw new ConversionException(t);
54: }
55: }
56:
57: }
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