001: /******************************************************************************
002: * JBoss, a division of Red Hat *
003: * Copyright 2006, Red Hat Middleware, LLC, and individual *
004: * contributors as indicated by the @authors tag. See the *
005: * copyright.txt in the distribution for a full listing of *
006: * individual contributors. *
007: * *
008: * This is free software; you can redistribute it and/or modify it *
009: * under the terms of the GNU Lesser General Public License as *
010: * published by the Free Software Foundation; either version 2.1 of *
011: * the License, or (at your option) any later version. *
012: * *
013: * This software is distributed in the hope that it will be useful, *
014: * but WITHOUT ANY WARRANTY; without even the implied warranty of *
015: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
016: * Lesser General Public License for more details. *
017: * *
018: * You should have received a copy of the GNU Lesser General Public *
019: * License along with this software; if not, write to the Free *
020: * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA *
021: * 02110-1301 USA, or see the FSF site: http://www.fsf.org. *
022: ******************************************************************************/package org.jboss.portal.wsrp.services;
023:
024: import org.jboss.logging.Logger;
025: import org.jboss.portal.common.io.IOTools;
026: import org.jboss.portal.jems.as.system.AbstractJBossService;
027:
028: import javax.naming.InitialContext;
029: import java.util.Iterator;
030: import java.util.Map;
031: import java.util.Properties;
032:
033: /**
034: * A service factory implementation that get the services using JNDI lookups.
035: *
036: * @author <a href="mailto:julien@jboss.org">Julien Viet</a>
037: * @author <a href="mailto:chris.laprun@jboss.com">Chris Laprun</a>
038: * @version $Revision: 8784 $
039: * @noinspection ALL
040: * @since 2.4
041: */
042: public abstract class AbstractJNDIServiceFactory extends
043: AbstractJBossService implements ServiceFactory {
044:
045: /** The logger. */
046: protected final Logger log = Logger.getLogger(getClass());
047:
048: /** The JNDI configuration. */
049: private Properties env;
050:
051: /** Default mapping between WSRP port type class and associated JNDI name */
052: private static Properties DEFAULT_FACTORY_MAPPING;
053:
054: /** Wheter or not this ServiceFactory has an error condition */
055: protected boolean failed = false;
056:
057: static {
058: // fix-me: this is hardcoded from values from portal-wsrp-client.jar/META-INF/jboss-client.xml... NOT GOOD!
059: DEFAULT_FACTORY_MAPPING = new Properties();
060: DEFAULT_FACTORY_MAPPING
061: .setProperty(
062: "org.jboss.portal.wsrp.core.WSRP_v1_ServiceDescription_PortType",
063: "wsrp-client/service/ServiceDescriptionService");
064: DEFAULT_FACTORY_MAPPING.setProperty(
065: "org.jboss.portal.wsrp.core.WSRP_v1_Markup_PortType",
066: "wsrp-client/service/MarkupService");
067: DEFAULT_FACTORY_MAPPING
068: .setProperty(
069: "org.jboss.portal.wsrp.core.WSRP_v1_Registration_PortType",
070: "wsrp-client/service/RegistrationService");
071: DEFAULT_FACTORY_MAPPING
072: .setProperty(
073: "org.jboss.portal.wsrp.core.WSRP_v1_PortletManagement_PortType",
074: "wsrp-client/service/PortletManagementService");
075: }
076:
077: /** A Map recording the mapping between WSRP port type class name and JDNI name of the implementing service. */
078: protected Properties portJNDIMapping = DEFAULT_FACTORY_MAPPING;
079:
080: protected void createService() throws Exception {
081: if (env != null) {
082: for (Iterator i = env.entrySet().iterator(); i.hasNext();) {
083: Map.Entry entry = (Map.Entry) i.next();
084: String name = (String) entry.getKey();
085: String value = (String) entry.getValue();
086: log.debug("Use env property " + name + "=" + value);
087: }
088: return;
089: }
090: log.debug("createService: null env");
091: }
092:
093: public Properties getEnv() {
094: return env;
095: }
096:
097: public void setEnv(Properties env) {
098: this .env = env;
099: }
100:
101: public Object getService(Class serviceClass) throws Exception {
102: if (serviceClass == null) {
103: throw new IllegalArgumentException(
104: "Null class not accepted to perform lookup");
105: }
106:
107: if (!isAvailable()) {
108: throw new IllegalStateException(
109: "This ServiceFactory is not ready to service clients!");
110: }
111:
112: //
113: String key = serviceClass.getName();
114: if (!portJNDIMapping.containsKey(key)) {
115: throw new IllegalArgumentException(
116: "Unknown service class: " + key);
117: }
118:
119: String jndiName = (String) portJNDIMapping.get(key);
120: log.debug("Looking up service for class " + key
121: + " using JNDI name " + jndiName);
122: if (jndiName == null) {
123: throw new IllegalArgumentException("No such service "
124: + serviceClass);
125: }
126:
127: //
128: InitialContext ctx = null;
129: try {
130: if (env != null) {
131: ctx = new InitialContext(env);
132: } else {
133: ctx = new InitialContext();
134: }
135:
136: //
137: Object service = ctx.lookup(jndiName);
138: if (log.isTraceEnabled()) {
139: log.trace("JNDI lookup for " + jndiName + " returned "
140: + service);
141: }
142:
143: //
144: return service;
145: } finally {
146: IOTools.safeClose(ctx);
147: }
148: }
149:
150: public boolean isFailed() {
151: return failed;
152: }
153:
154: public Properties getPortJNDIMapping() {
155: return portJNDIMapping;
156: }
157:
158: public void setPortJNDIMapping(Properties portJNDIMapping) {
159: this.portJNDIMapping = portJNDIMapping;
160: }
161: }
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