001: package org.tigris.scarab.om;
002:
003: /* ================================================================
004: * Copyright (c) 2000-2005 CollabNet. All rights reserved.
005: *
006: * Redistribution and use in source and binary forms, with or without
007: * modification, are permitted provided that the following conditions are
008: * met:
009: *
010: * 1. Redistributions of source code must retain the above copyright
011: * notice, this list of conditions and the following disclaimer.
012: *
013: * 2. Redistributions in binary form must reproduce the above copyright
014: * notice, this list of conditions and the following disclaimer in the
015: * documentation and/or other materials provided with the distribution.
016: *
017: * 3. The end-user documentation included with the redistribution, if
018: * any, must include the following acknowlegement: "This product includes
019: * software developed by Collab.Net <http://www.Collab.Net/>."
020: * Alternately, this acknowlegement may appear in the software itself, if
021: * and wherever such third-party acknowlegements normally appear.
022: *
023: * 4. The hosted project names must not be used to endorse or promote
024: * products derived from this software without prior written
025: * permission. For written permission, please contact info@collab.net.
026: *
027: * 5. Products derived from this software may not use the "Tigris" or
028: * "Scarab" names nor may "Tigris" or "Scarab" appear in their names without
029: * prior written permission of Collab.Net.
030: *
031: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
032: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
033: * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
034: * IN NO EVENT SHALL COLLAB.NET OR ITS CONTRIBUTORS BE LIABLE FOR ANY
035: * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
036: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
037: * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
038: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
039: * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
040: * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
041: * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
042: *
043: * ====================================================================
044: *
045: * This software consists of voluntary contributions made by many
046: * individuals on behalf of Collab.Net.
047: */
048:
049: // Java classes
050: import java.util.List;
051:
052: import org.apache.torque.TorqueException;
053: import org.apache.torque.util.Criteria;
054:
055: import org.tigris.scarab.tools.localization.L10NKeySet;
056: import org.tigris.scarab.util.ScarabException;
057: import org.tigris.scarab.services.cache.ScarabCache;
058:
059: /**
060: * This class manages ActivitySetType objects.
061: *
062: * @author <a href="mailto:jmcnally@collab.net">John McNally</a>
063: * @author <a href="mailto:jon@collab.net">Jon S. Stevens</a>
064: * @version $Id: ActivitySetTypeManager.java 9977 2005-12-09 00:40:59Z hair $
065: */
066: public class ActivitySetTypeManager extends BaseActivitySetTypeManager {
067: // the following Strings are method names that are used in caching results
068: private static final String TRANSACTION_TYPE = "ActivitySetType";
069: private static final String GET_INSTANCE = "getInstance";
070:
071: /**
072: * Creates a new <code>ActivitySetTypeManager</code> instance.
073: *
074: * @exception TorqueException if an error occurs
075: */
076: public ActivitySetTypeManager() throws TorqueException {
077: super ();
078: }
079:
080: public static ActivitySetType getInstance(
081: final String activitySetTypeName) throws TorqueException,
082: ScarabException {
083: ActivitySetType ttype = null;
084: Object obj = ScarabCache.get(TRANSACTION_TYPE, GET_INSTANCE,
085: activitySetTypeName);
086: if (obj == null) {
087: final Criteria crit = new Criteria();
088: crit.add(ActivitySetTypePeer.NAME, activitySetTypeName);
089: final List activitySetTypes = ActivitySetTypePeer
090: .doSelect(crit);
091: if (activitySetTypes.size() < 1) {
092: throw new ScarabException(
093: L10NKeySet.ExceptionActivitySetTypenameNotFound,
094: activitySetTypeName);
095: }
096: if (activitySetTypes.size() > 1) {
097: throw new ScarabException(
098: L10NKeySet.ExceptionActivitySetDuplicateTypename,
099: activitySetTypeName);
100: }
101: ttype = (ActivitySetType) activitySetTypes.get(0);
102: ScarabCache.put(ttype, "ActivitySetType", "getInstance",
103: activitySetTypeName);
104: } else {
105: ttype = (ActivitySetType) obj;
106: }
107:
108: return ttype;
109: }
110: }
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