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Java > Open Source Codes > com > sun > jdo > spi > persistence > support > sqlstore > sql > constraint > ConstraintOperation


1 /*
2  * The contents of this file are subject to the terms
3  * of the Common Development and Distribution License
4  * (the License). You may not use this file except in
5  * compliance with the License.
6  *
7  * You can obtain a copy of the license at
8  * https://glassfish.dev.java.net/public/CDDLv1.0.html or
9  * glassfish/bootstrap/legal/CDDLv1.0.txt.
10  * See the License for the specific language governing
11  * permissions and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL
14  * Header Notice in each file and include the License file
15  * at glassfish/bootstrap/legal/CDDLv1.0.txt.
16  * If applicable, add the following below the CDDL Header,
17  * with the fields enclosed by brackets [] replaced by
18  * you own identifying information:
19  * "Portions Copyrighted [year] [name of copyright owner]"
20  *
21  * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
22  */
23
24 /*
25  * ConstraintOperation.java
26  *
27  * Create on March 3, 2000
28  *
29  */
30
31 package com.sun.jdo.spi.persistence.support.sqlstore.sql.constraint;
32
33 import com.sun.jdo.spi.persistence.support.sqlstore.ActionDesc;
34
35 /**
36  */
37 public class ConstraintOperation extends ConstraintNode {
38     public static final int PROP_ORDERBY = 1;
39
40     public static final int PROP_ORDERBY_DESC = 2;
41
42     public int operation;
43
44     public ConstraintOperation() {
45         super();
46     }
47
48     public ConstraintOperation(int operation) {
49         super();
50
51         this.operation = operation;
52     }
53
54
55     public int hasProperty(int propertyKey) {
56         // RESOLVE: We should probably get rid of this and standardize on the
57 // SqlRetrieveDesc.GetOperationInfo method.
58 if (propertyKey == PROP_ORDERBY) {
59             if (operation == ActionDesc.OP_ORDERBY
60                     || operation == ActionDesc.OP_ORDERBY_DESC) {
61                 return ConstraintNode.PROP_TRUE;
62             } else {
63                 return ConstraintNode.PROP_FALSE;
64             }
65         }
66         return ConstraintNode.PROP_UNKNOWN;
67     }
68 }
69
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