001: /*--
002:
003: Copyright (C) 2002-2005 Adrian Price.
004: 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
008: are 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 disclaimer that follows
015: these conditions in the documentation and/or other materials
016: provided with the distribution.
017:
018: 3. The names "OBE" and "Open Business Engine" must not be used to
019: endorse or promote products derived from this software without prior
020: written permission. For written permission, please contact
021: adrianprice@sourceforge.net.
022:
023: 4. Products derived from this software may not be called "OBE" or
024: "Open Business Engine", nor may "OBE" or "Open Business Engine"
025: appear in their name, without prior written permission from
026: Adrian Price (adrianprice@users.sourceforge.net).
027:
028: THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
029: WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
030: OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
031: DISCLAIMED. IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT,
032: INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
033: (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
034: SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
035: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
036: STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
037: IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
038: POSSIBILITY OF SUCH DAMAGE.
039:
040: For more information on OBE, please see
041: <http://obe.sourceforge.net/>.
042:
043: */
044:
045: package org.obe.server.j2ee.ejb;
046:
047: import org.obe.spi.service.ServerConfig;
048:
049: import javax.ejb.SessionBean;
050: import javax.ejb.SessionContext;
051:
052: /**
053: * An abstract base class for session bean implementations.
054: *
055: * @author Adrian Price.
056: * @ejb:bean generate="false"
057: */
058: public abstract class AbstractSessionEJB extends AbstractEJB implements
059: SessionBean {
060:
061: private static final long serialVersionUID = -733508684414612478L;
062:
063: protected SessionContext _ctx;
064:
065: /**
066: * This method is called when the container picks this session object
067: * and assigns it to a specific session object. Insert code here to
068: * acquire any additional resources that it needs when it is in the
069: * ready state.
070: */
071: public void ejbActivate() {
072: if (getLogger().isDebugEnabled() && ServerConfig.isVerbose())
073: getLogger().debug("ejbActivate");
074: }
075:
076: /**
077: * This method is called when the container diassociates the bean
078: * from the session object identity and puts the instance back into
079: * the pool of available instances. Insert code to release any
080: * resources that should not be held while the instance is in the
081: * pool.
082: */
083: public void ejbPassivate() {
084: if (getLogger().isDebugEnabled() && ServerConfig.isVerbose())
085: getLogger().debug("ejbPassivate");
086: }
087:
088: public void ejbRemove() {
089: if (getLogger().isDebugEnabled() && ServerConfig.isVerbose())
090: getLogger().debug("ejbRemove");
091: }
092:
093: /**
094: * Marks the current transaction for rollback only. N.B. must only be
095: * called when the EJB has a valid transactional context.
096: */
097: protected void setRollbackOnly() {
098: try {
099: _ctx.setRollbackOnly();
100: } catch (IllegalStateException e) {
101: getLogger().error(
102: "Unable to set transaction to rollback only", e);
103: }
104: }
105:
106: /**
107: * Sets the context of the bean.
108: *
109: * @param ctx The Bean's Context
110: */
111: public void setSessionContext(SessionContext ctx) {
112: if (getLogger().isDebugEnabled() && ServerConfig.isVerbose())
113: getLogger().debug("setSessionContext");
114: _ctx = ctx;
115: }
116: }
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