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Java > Open Source Codes > org > opencms > db > CmsDbSqlException


1 /*
2  * File : $Source: /usr/local/cvs/opencms/src/org/opencms/db/CmsDbSqlException.java,v $
3  * Date : $Date: 2005/07/03 09:41:52 $
4  * Version: $Revision: 1.7 $
5  *
6  * This library is part of OpenCms -
7  * the Open Source Content Mananagement System
8  *
9  * Copyright (c) 2005 Alkacon Software GmbH (http://www.alkacon.com)
10  *
11  * This library is free software; you can redistribute it and/or
12  * modify it under the terms of the GNU Lesser General Public
13  * License as published by the Free Software Foundation; either
14  * version 2.1 of the License, or (at your option) any later version.
15  *
16  * This library is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19  * Lesser General Public License for more details.
20  *
21  * For further information about Alkacon Software GmbH, please see the
22  * company website: http://www.alkacon.com
23  *
24  * For further information about OpenCms, please see the
25  * project website: http://www.opencms.org
26  *
27  * You should have received a copy of the GNU Lesser General Public
28  * License along with this library; if not, write to the Free Software
29  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
30  */
31
32 package org.opencms.db;
33
34 import org.opencms.i18n.CmsMessageContainer;
35 import org.opencms.main.CmsException;
36
37 import java.sql.Statement JavaDoc;
38
39 import org.apache.commons.dbcp.DelegatingPreparedStatement;
40
41 /**
42  * Used to signal sql related issues.<p>
43  *
44  * @author Michael Moossen
45  *
46  * @version $Revision: 1.7 $
47  *
48  * @since 6.0.0
49  */
50 public class CmsDbSqlException extends CmsDbException {
51
52     /** Serial version UID required for safe serialization. */
53     private static final long serialVersionUID = -286617872967617367L;
54
55     /**
56      * Creates a new localized Exception.<p>
57      *
58      * @param container the localized message container to use
59      */
60     public CmsDbSqlException(CmsMessageContainer container) {
61
62         super(container);
63     }
64
65     /**
66      * Creates a new localized Exception that also containes a root cause.<p>
67      *
68      * @param container the localized message container to use
69      * @param cause the Exception root cause
70      */
71     public CmsDbSqlException(CmsMessageContainer container, Throwable JavaDoc cause) {
72
73         super(container, cause);
74     }
75
76     /**
77      * Returns the query that let the statement crash.<p>
78      *
79      * @param stmt the Statement to get the crashed query from
80      * @return the crashed query
81      */
82     public static String JavaDoc getErrorQuery(Statement JavaDoc stmt) {
83
84         if (stmt != null) {
85             // unfortunately, DelegatingPreparedStatement has no toString() method implementation
86 Statement JavaDoc s = stmt;
87             while (s instanceof DelegatingPreparedStatement) {
88                 s = ((DelegatingPreparedStatement)s).getDelegate();
89             }
90             if (s != null) {
91                 // the query that crashed
92 return s.toString();
93             }
94         }
95         return "";
96     }
97
98     /**
99      * @see org.opencms.main.CmsException#createException(org.opencms.i18n.CmsMessageContainer, java.lang.Throwable)
100      */
101     public CmsException createException(CmsMessageContainer container, Throwable JavaDoc cause) {
102
103         return new CmsDbSqlException(container, cause);
104     }
105 }
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