001: /*
002: * $Header: /home/cvs/jakarta-tomcat-4.0/catalina/src/share/org/apache/naming/factory/TyrexTransactionFactory.java,v 1.4 2002/06/28 12:44:41 remm Exp $
003: * $Revision: 1.4 $
004: * $Date: 2002/06/28 12:44:41 $
005: *
006: * ====================================================================
007: *
008: * The Apache Software License, Version 1.1
009: *
010: * Copyright (c) 1999 The Apache Software Foundation. All rights
011: * reserved.
012: *
013: * Redistribution and use in source and binary forms, with or without
014: * modification, are permitted provided that the following conditions
015: * are met:
016: *
017: * 1. Redistributions of source code must retain the above copyright
018: * notice, this list of conditions and the following disclaimer.
019: *
020: * 2. Redistributions in binary form must reproduce the above copyright
021: * notice, this list of conditions and the following disclaimer in
022: * the documentation and/or other materials provided with the
023: * distribution.
024: *
025: * 3. The end-user documentation included with the redistribution, if
026: * any, must include the following acknowlegement:
027: * "This product includes software developed by the
028: * Apache Software Foundation (http://www.apache.org/)."
029: * Alternately, this acknowlegement may appear in the software itself,
030: * if and wherever such third-party acknowlegements normally appear.
031: *
032: * 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
033: * Foundation" must not be used to endorse or promote products derived
034: * from this software without prior written permission. For written
035: * permission, please contact apache@apache.org.
036: *
037: * 5. Products derived from this software may not be called "Apache"
038: * nor may "Apache" appear in their names without prior written
039: * permission of the Apache Group.
040: *
041: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
042: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
043: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
044: * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
045: * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
046: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
047: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
048: * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
049: * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
050: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
051: * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
052: * SUCH DAMAGE.
053: * ====================================================================
054: *
055: * This software consists of voluntary contributions made by many
056: * individuals on behalf of the Apache Software Foundation. For more
057: * information on the Apache Software Foundation, please see
058: * <http://www.apache.org/>.
059: *
060: * [Additional notices, if required by prior licensing conditions]
061: *
062: */
063:
064: package org.apache.naming.factory;
065:
066: import java.net.URL;
067: import java.util.Hashtable;
068: import javax.naming.Name;
069: import javax.naming.Context;
070: import javax.naming.NamingException;
071: import javax.naming.Reference;
072: import javax.naming.RefAddr;
073: import javax.naming.spi.ObjectFactory;
074: import javax.transaction.UserTransaction;
075:
076: import org.apache.naming.TransactionRef;
077:
078: import tyrex.tm.TransactionDomain;
079:
080: /**
081: * Object factory for Tyrex User transactions.<br>
082: * Tyrex is an open-source transaction manager, developed by Assaf Arkin and
083: * exolab.org. See the <a href="http://tyrex.exolab.org/">Tyrex homepage</a>
084: * for more details about Tyrex and downloads.
085: *
086: * @author David Haraburda
087: * @author Remy Maucherat
088: * @version $Revision: 1.4 $ $Date: 2002/06/28 12:44:41 $
089: */
090:
091: public class TyrexTransactionFactory extends TyrexFactory {
092:
093: // ----------------------------------------------------------- Constructors
094:
095: // -------------------------------------------------------------- Constants
096:
097: // ----------------------------------------------------- Instance Variables
098:
099: // --------------------------------------------------------- Public Methods
100:
101: // -------------------------------------------------- ObjectFactory Methods
102:
103: /**
104: * Crete a new UserTransaction.
105: *
106: * @param obj The reference object
107: */
108: public Object getObjectInstance(Object obj, Name name,
109: Context nameCtx, Hashtable environment)
110: throws NamingException {
111:
112: if (obj instanceof TransactionRef) {
113: Reference ref = (Reference) obj;
114: if (ref.getClassName().equals(
115: "javax.transaction.UserTransaction")) {
116:
117: try {
118: return getTransactionDomain().getUserTransaction();
119: } catch (Throwable t) {
120: log("Cannot create Transaction, Exception", t);
121: throw new NamingException(
122: "Exception creating Transaction: "
123: + t.getMessage());
124: }
125:
126: }
127:
128: }
129:
130: return null;
131:
132: }
133:
134: // -------------------------------------------------------- Private Methods
135:
136: private void log(String message) {
137: System.out.print("TyrexTransactionFactory: ");
138: System.out.println(message);
139: }
140:
141: private void log(String message, Throwable exception) {
142: log(message);
143: exception.printStackTrace(System.out);
144: }
145:
146: }
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