001: /**
002: * JOnAS: Java(TM) Open Application Server
003: * Copyright (C) 1999 Bull S.A.
004: * Contact: jonas-team@objectweb.org
005: *
006: * This library is free software; you can redistribute it and/or
007: * modify it under the terms of the GNU Lesser General Public
008: * License as published by the Free Software Foundation; either
009: * version 2.1 of the License, or any later version.
010: *
011: * This library is distributed in the hope that it will be useful,
012: * but WITHOUT ANY WARRANTY; without even the implied warranty of
013: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
014: * Lesser General Public License for more details.
015: *
016: * You should have received a copy of the GNU Lesser General Public
017: * License along with this library; if not, write to the Free Software
018: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
019: * USA
020: *
021: * Initial developer(s): Philippe Durieux
022: * Contributor(s):
023: * --------------------------------------------------------------------------
024: * $Id: JLocalHome.java 7495 2005-10-12 15:20:38Z durieuxp $
025: * --------------------------------------------------------------------------
026: */package org.objectweb.jonas_ejb.container;
027:
028: import java.util.HashMap;
029: import java.util.Map;
030:
031: import javax.ejb.EJBLocalHome;
032: import javax.ejb.RemoveException;
033: import javax.naming.NamingException;
034: import javax.naming.Reference;
035: import javax.naming.StringRefAddr;
036:
037: import org.objectweb.jonas_ejb.deployment.api.BeanDesc;
038: import org.objectweb.jonas_ejb.lib.EJBInvocation;
039:
040: import org.objectweb.util.monolog.api.BasicLevel;
041:
042: /**
043: * This class represents an EJBLocalHome It is shared between Sessions and
044: * Entities.
045: * @author Philippe Durieux
046: */
047: public abstract class JLocalHome implements EJBLocalHome {
048:
049: protected BeanDesc dd;
050:
051: protected JFactory bf;
052:
053: // The static table of all JLocalHome objects
054: protected static Map homeList = new HashMap();
055:
056: /**
057: * Constructor for the base class of the specific generated Home object.
058: * @param dd The Bean Deployment Descriptor
059: * @param bf The Bean Factory
060: */
061: public JLocalHome(BeanDesc dd, JFactory bf) {
062: if (TraceEjb.isDebugIc()) {
063: TraceEjb.interp.log(BasicLevel.DEBUG, "");
064: }
065: this .dd = dd;
066: this .bf = bf;
067: }
068:
069: // ---------------------------------------------------------------
070: // EJBLocalHome Implementation
071: // ---------------------------------------------------------------
072:
073: /**
074: * Removes an EJB object identified by its primary key.
075: * @param primaryKey The Primary Key
076: */
077: public abstract void remove(Object primaryKey)
078: throws RemoveException;
079:
080: // ---------------------------------------------------------------
081: // other public methods
082: // ---------------------------------------------------------------
083:
084: /**
085: * @return The JNDI name
086: */
087: public String getJndiLocalName() {
088: return dd.getJndiLocalName();
089: }
090:
091: /**
092: * register this bean to JNDI (rebind) We register actually a Reference
093: * object.
094: */
095: protected void register() throws NamingException {
096: if (TraceEjb.isDebugIc()) {
097: TraceEjb.interp.log(BasicLevel.DEBUG, "");
098: }
099: String name = dd.getJndiLocalName();
100:
101: // Keep it in the static list for later retrieving.
102: homeList.put(name, this );
103:
104: Reference ref = new Reference(
105: "org.objectweb.jonas_ejb.container.JLocalHome",
106: "org.objectweb.jonas_ejb.container.HomeFactory", null);
107: ref.add(new StringRefAddr("bean.name", name));
108: bf.getInitialContext().rebind(name, ref);
109: }
110:
111: /**
112: * unregister this bean in JNDI (unbind)
113: */
114: protected void unregister() throws NamingException {
115: if (TraceEjb.isDebugIc()) {
116: TraceEjb.interp.log(BasicLevel.DEBUG, "");
117: }
118: String name = dd.getJndiLocalName();
119: // unregister in default InitialContext
120: bf.getInitialContext().unbind(name);
121: // remove from the static list
122: homeList.remove(name);
123: }
124:
125: /**
126: * Get JLocalHome by its name
127: * @param beanName The Bean JNDI local Name
128: * @return The Bean LocalHome
129: */
130: public static JLocalHome getLocalHome(String beanName) {
131: if (TraceEjb.isDebugIc()) {
132: TraceEjb.interp.log(BasicLevel.DEBUG, beanName);
133: }
134: JLocalHome lh = (JLocalHome) homeList.get(beanName);
135: return lh;
136: }
137:
138: /**
139: * preInvoke is called before any request.
140: * @param txa Transaction Attribute (Supports, Required, ...)
141: * @return A RequestCtx object
142: * @throws EJBException
143: */
144: public RequestCtx preInvoke(int txa) {
145: if (TraceEjb.isDebugIc()) {
146: TraceEjb.interp.log(BasicLevel.DEBUG, "");
147: }
148: return bf.preInvoke(txa);
149: }
150:
151: /**
152: * Check if the access to the bean is authorized
153: * @param ejbInv object containing security signature of the method, args of
154: * method, etc
155: */
156: public void checkSecurity(EJBInvocation ejbInv) {
157: if (TraceEjb.isDebugIc()) {
158: TraceEjb.interp.log(BasicLevel.DEBUG, "");
159: }
160: bf.checkSecurity(ejbInv);
161: }
162:
163: /**
164: * postInvoke is called after any request.
165: * @param rctx The RequestCtx that was returned at preInvoke()
166: */
167: public void postInvoke(RequestCtx rctx) {
168: if (TraceEjb.isDebugIc()) {
169: TraceEjb.interp.log(BasicLevel.DEBUG, "");
170: }
171: bf.postInvoke(rctx);
172: }
173:
174: }
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