01: /**********************************************************************
02: Copyright (c) 2005 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:
16: Contributors:
17: ...
18: **********************************************************************/package org.jpox.store.expression;
19:
20: /**
21: * Representation of a metadata string literal. Used by JPOX only
22: *
23: * @version $Revision: 1.5 $
24: **/
25: public class MetaDataStringLiteral extends StringLiteral {
26: /** Column name JPOX uses for MetaData information (containing the class name of that row). */
27: public static final String QUERY_META_DATA = "JPOXMETADATA";
28:
29: /**
30: * Constructor
31: * @param qs The QueryExpression
32: * @param value The metadata value
33: */
34: public MetaDataStringLiteral(QueryExpression qs, String value) {
35: super (qs, qs.getStoreManager().getDatastoreAdapter()
36: .getMapping(String.class, qs.getStoreManager()), value);
37: as(QUERY_META_DATA);
38: }
39: }
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