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.jdbc2.keygen;
23:
24: import org.jboss.deployment.DeploymentException;
25: import org.jboss.ejb.plugins.cmp.jdbc.SQLUtil;
26: import org.jboss.ejb.plugins.cmp.jdbc.metadata.JDBCEntityCommandMetaData;
27: import org.jboss.ejb.plugins.cmp.jdbc2.JDBCStoreManager2;
28:
29: /**
30: * PostgreSQL create command
31: * @author <a href="mailto:jep@worldleaguesports.com">Jesper Pedersen</a>
32: * @version <tt>$Revision: 57209 $</tt>
33: */
34: public class PostgreSQLCreateCommand extends AbstractCreateCommand {
35:
36: public void init(JDBCStoreManager2 manager)
37: throws DeploymentException {
38: super .init(manager);
39:
40: JDBCEntityCommandMetaData metadata = entityBridge.getMetaData()
41: .getEntityCommand();
42: String sequence = metadata.getAttribute("sequence");
43: if (sequence == null) {
44: sequence = entityBridge.getQualifiedTableName()
45: + '_'
46: + SQLUtil.getColumnNamesClause(pkField,
47: new StringBuffer(20)) + "_seq";
48: }
49:
50: pkSql = "SELECT currval('" + sequence + "')";
51:
52: if (log.isDebugEnabled()) {
53: log.debug("entity-command generate pk sql: " + pkSql);
54: }
55: }
56: }
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