01: /*
02: * JBoss, Home of Professional Open Source.
03: * Copyright 2006, Red Hat Middleware LLC, and individual contributors
04: * as indicated by the @author tags. See the copyright.txt file in the
05: * distribution for a full listing of individual contributors.
06: *
07: * This is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU Lesser General Public License as
09: * published by the Free Software Foundation; either version 2.1 of
10: * the License, or (at your option) any later version.
11: *
12: * This software is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15: * Lesser General Public License for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public
18: * License along with this software; if not, write to the Free
19: * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21: */
22: package org.jboss.ejb.plugins.cmp.jdbc;
23:
24: import org.jboss.system.ServiceMBeanSupport;
25:
26: import java.sql.SQLException;
27:
28: /**
29: * Default SQLExceptionProcessor.
30: *
31: * @author <a href="mailto:jeremy@boynes.com">Jeremy Boynes</a>
32: *
33: * @jmx.mbean
34: */
35: public final class SQLExceptionProcessor extends ServiceMBeanSupport
36: implements SQLExceptionProcessorMBean {
37: private static final String DUPLICATE_CODE = "23000";
38:
39: /**
40: * Return true if the exception indicates that an operation failed due to a
41: * unique constraint violation. This could be from any unique constraint
42: * not just the primary key.
43: *
44: * @param e the SQLException to process
45: * @return true if it was caused by a unique constraint violation
46: * @jmx.managed-operation
47: */
48: public boolean isDuplicateKey(SQLException e) {
49: return DUPLICATE_CODE.equals(e.getSQLState());
50: }
51: }
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