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.ejb.plugins.cmp.jdbc.bridge.JDBCEntityBridge;
25: import org.jboss.ejb.plugins.cmp.jdbc.metadata.JDBCQueryMetaData;
26: import org.jboss.ejb.plugins.cmp.jdbc.metadata.JDBCReadAheadMetaData;
27: import org.jboss.deployment.DeploymentException;
28:
29: /**
30: * JDBCFindAllQuery automatic finder used in CMP 1.x.
31: *
32: * @author <a href="mailto:dain@daingroup.com">Dain Sundstrom</a>
33: * @author <a href="mailto:rickard.oberg@telkel.com">Rickard Öberg</a>
34: * @author <a href="mailto:marc.fleury@telkel.com">Marc Fleury</a>
35: * @author <a href="mailto:shevlandj@kpi.com.au">Joe Shevland</a>
36: * @author <a href="mailto:justin@j-m-f.demon.co.uk">Justin Forder</a>
37: * @author <a href="mailto:alex@jboss.org">Alex Loubyansky</a>
38: * @version $Revision: 57209 $
39: */
40: public final class JDBCFindAllQuery extends JDBCAbstractQueryCommand {
41:
42: public JDBCFindAllQuery(JDBCStoreManager manager,
43: JDBCQueryMetaData q) throws DeploymentException {
44: super (manager, q);
45:
46: JDBCEntityBridge entity = (JDBCEntityBridge) manager
47: .getEntityBridge();
48:
49: // set the preload fields
50: JDBCReadAheadMetaData readAhead = q.getReadAhead();
51: if (readAhead.isOnFind()) {
52: setEagerLoadGroup(readAhead.getEagerLoadGroup());
53: }
54:
55: // generate the sql
56: StringBuffer sql = new StringBuffer(300);
57: sql.append(SQLUtil.SELECT);
58: // put pk fields first
59: SQLUtil.getColumnNamesClause(entity.getPrimaryKeyFields(), sql);
60: if (getEagerLoadGroup() != null) {
61: SQLUtil.appendColumnNamesClause(entity,
62: getEagerLoadGroup(), sql);
63: }
64: sql.append(SQLUtil.FROM).append(entity.getQualifiedTableName());
65:
66: setSQL(sql.toString());
67: }
68: }
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