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Glassfish example source code file (CustomResourceDeployer.java)
The Glassfish CustomResourceDeployer.java source code/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common Development * and Distribution License("CDDL") (collectively, the "License"). You * may not use this file except in compliance with the License. You can * obtain a copy of the License at * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html * or packager/legal/LICENSE.txt. See the License for the specific * language governing permissions and limitations under the License. * * When distributing the software, include this License Header Notice in each * file and include the License file at packager/legal/LICENSE.txt. * * GPL Classpath Exception: * Oracle designates this particular file as subject to the "Classpath" * exception as provided by Oracle in the GPL Version 2 section of the License * file that accompanied this code. * * Modifications: * If applicable, add the following below the License Header, with the fields * enclosed by brackets [] replaced by your own identifying information: * "Portions Copyright [year] [name of copyright owner]" * * Contributor(s): * If you wish your version of this file to be governed by only the CDDL or * only the GPL Version 2, indicate your decision by adding "[Contributor] * elects to include this software in this distribution under the [CDDL or GPL * Version 2] license." If you don't indicate a single choice of license, a * recipient has the option to distribute your version of this file under * either the CDDL, the GPL Version 2 or to extend the choice of license to * its licensees as provided above. However, if you add GPL Version 2 code * and therefore, elected the GPL Version 2 license, then the option applies * only if the new code is made subject to such option by the copyright * holder. */ package com.sun.enterprise.resource.deployer; import com.sun.appserv.connectors.internal.api.*; import com.sun.enterprise.connectors.util.ResourcesUtil; import com.sun.enterprise.resource.beans.CustomResource; import java.util.logging.Logger; import java.util.logging.Level; import java.util.Iterator; import java.util.List; import com.sun.logging.LogDomains; import com.sun.enterprise.util.i18n.StringManager; import com.sun.enterprise.repository.ResourceProperty; import com.sun.appserv.connectors.internal.spi.ResourceDeployer; import org.glassfish.resource.common.ResourceInfo; import org.jvnet.hk2.config.types.Property; import org.jvnet.hk2.annotations.Service; import org.jvnet.hk2.annotations.Scoped; import org.jvnet.hk2.annotations.Inject; import org.jvnet.hk2.component.Singleton; import javax.naming.NamingException; import javax.naming.Reference; import javax.naming.StringRefAddr; /** * Handles custom resource events in the server instance. * * The custom resource events from the admin instance are propagated * to this object. * * The methods can potentially be called concurrently, therefore implementation * need to be synchronized. * * <P> * Note: Since a notification is not sent to the user of the custom * resources upon undeploy, it is possible that there would be * stale objects not being garbage collected. Future versions * should take care of this problem. * * @author Nazrul Islam * @since JDK1.4 */ @Service @Scoped(Singleton.class) public class CustomResourceDeployer implements ResourceDeployer { /** Stringmanager for this deployer */ private static final StringManager localStrings = StringManager.getManager(CustomResourceDeployer.class); @Inject private ResourceNamingService cns; /** logger for this deployer */ private static Logger _logger=LogDomains.getLogger(CustomResourceDeployer.class, LogDomains.RSR_LOGGER); /** * {@inheritDoc} */ public synchronized void deployResource(Object resource, String applicationName, String moduleName) throws Exception { com.sun.enterprise.config.serverbeans.CustomResource customResource = (com.sun.enterprise.config.serverbeans.CustomResource)resource; ResourceInfo resourceInfo = new ResourceInfo(customResource.getJndiName(), applicationName, moduleName); deployResource(resource, resourceInfo); } /** * {@inheritDoc} */ public synchronized void deployResource(Object resource) throws Exception { com.sun.enterprise.config.serverbeans.CustomResource customResource = (com.sun.enterprise.config.serverbeans.CustomResource)resource; ResourceInfo resourceInfo = ConnectorsUtil.getResourceInfo(customResource); deployResource(customResource, resourceInfo); } private void deployResource(Object resource, ResourceInfo resourceInfo){ com.sun.enterprise.config.serverbeans.CustomResource customRes = (com.sun.enterprise.config.serverbeans.CustomResource) resource; if (ResourcesUtil.createInstance().isEnabled(customRes, resourceInfo)){ // converts the config data to j2ee resource JavaEEResource j2eeResource = toCustomJavaEEResource(customRes, resourceInfo); // installs the resource installCustomResource((CustomResource) j2eeResource, resourceInfo); } else { _logger.log(Level.INFO, "core.resource_disabled", new Object[] {customRes.getJndiName(), ConnectorConstants.RES_TYPE_CUSTOM}); } } /** * {@inheritDoc} */ public void undeployResource(Object resource, String applicationName, String moduleName) throws Exception{ com.sun.enterprise.config.serverbeans.CustomResource customRes = (com.sun.enterprise.config.serverbeans.CustomResource) resource; ResourceInfo resourceInfo = new ResourceInfo(customRes.getJndiName(), applicationName, moduleName); deleteResource(resourceInfo); } /** * {@inheritDoc} */ public synchronized void undeployResource(Object resource) throws Exception { com.sun.enterprise.config.serverbeans.CustomResource customRes = (com.sun.enterprise.config.serverbeans.CustomResource) resource; ResourceInfo resourceInfo = ConnectorsUtil.getResourceInfo(customRes); deleteResource(resourceInfo); } private void deleteResource(ResourceInfo resourceInfo) throws NamingException { // converts the config data to j2ee resource //JavaEEResource j2eeResource = toCustomJavaEEResource(customRes, resourceInfo); // removes the resource from jndi naming cns.unpublishObject(resourceInfo, resourceInfo.getName()); } /** * {@inheritDoc} */ public boolean handles(Object resource){ return resource instanceof com.sun.enterprise.config.serverbeans.CustomResource; } /** * @inheritDoc */ public boolean supportsDynamicReconfiguration() { return false; } /** * @inheritDoc */ public Class[] getProxyClassesForDynamicReconfiguration() { return new Class[0]; } /** * {@inheritDoc} */ public synchronized void redeployResource(Object resource) throws Exception { undeployResource(resource); deployResource(resource); } /** * {@inheritDoc} */ public synchronized void enableResource(Object resource) throws Exception { deployResource(resource); } /** * {@inheritDoc} */ public synchronized void disableResource(Object resource) throws Exception { undeployResource(resource); } /** * Installs the given custom resource. It publishes the resource as a * javax.naming.Reference with the naming manager (jndi). This method gets * called during server initialization and custom resource deployer to * handle custom resource events. * * @param customRes custom resource */ public void installCustomResource(CustomResource customRes, ResourceInfo resourceInfo) { try { if (_logger.isLoggable(Level.FINE)) { _logger.log(Level.FINE,"installCustomResource by jndi-name : "+ resourceInfo); } // bind a Reference to the object factory Reference ref = new Reference(customRes.getResType(), customRes.getFactoryClass(), null); // add resource properties as StringRefAddrs for (Iterator props = customRes.getProperties().iterator(); props.hasNext();) { ResourceProperty prop = (ResourceProperty) props.next(); ref.add(new StringRefAddr(prop.getName(), (String) prop.getValue())); } // publish the reference cns.publishObject(resourceInfo, ref, true); } catch (Exception ex) { _logger.log(Level.SEVERE, "customrsrc.create_ref_error", resourceInfo); _logger.log(Level.SEVERE, "customrsrc.create_ref_error_excp", ex); } } /** * Returns a new instance of j2ee custom resource from the given * config bean. * * This method gets called from the custom resource deployer * to convert custom-resource config bean into custom j2ee resource. * * @param rbean custom-resource config bean * * @return new instance of j2ee custom resource */ public static JavaEEResource toCustomJavaEEResource( com.sun.enterprise.config.serverbeans.CustomResource rbean, ResourceInfo resourceInfo) { CustomResource jr = new CustomResource(resourceInfo); //jr.setDescription(rbean.getDescription()); // FIXME: getting error // sets the enable flag jr.setEnabled( ConnectorsUtil.parseBoolean(rbean.getEnabled()) ); // sets the resource type jr.setResType( rbean.getResType() ); // sets the factory class name jr.setFactoryClass( rbean.getFactoryClass() ); // sets the properties List<Property> properties = rbean.getProperty(); if (properties!= null) { for(Property property : properties) { ResourceProperty rp = new ResourcePropertyImpl(property.getName(), property.getValue()); jr.addProperty(rp); } } return jr; } } Other Glassfish examples (source code examples)Here is a short list of links related to this Glassfish CustomResourceDeployer.java source code file: |
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