org.glassfish.resources.deployer.ExternalJndiResourceDeployer Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package org.glassfish.resources.deployer;
import com.sun.enterprise.config.serverbeans.Application;
import com.sun.enterprise.config.serverbeans.Resource;
import com.sun.enterprise.config.serverbeans.Resources;
import com.sun.enterprise.repository.ResourceProperty;
import com.sun.enterprise.util.i18n.StringManager;
import com.sun.logging.LogDomains;
import org.glassfish.resources.api.*;
import org.glassfish.resources.config.ExternalJndiResource;
import org.glassfish.resources.naming.JndiProxyObjectFactory;
import org.glassfish.resources.naming.ProxyRefAddr;
import org.glassfish.resourcebase.resources.naming.ResourceNamingService;
import org.glassfish.resources.naming.SerializableObjectRefAddr;
import org.glassfish.resourcebase.resources.util.BindableResourcesHelper;
import org.glassfish.resourcebase.resources.util.ResourceUtil;
import org.glassfish.resourcebase.resources.api.ResourceInfo;
import org.glassfish.resourcebase.resources.api.ResourceDeployer;
import org.glassfish.resourcebase.resources.api.ResourceDeployerInfo;
import org.glassfish.resourcebase.resources.api.ResourceConflictException;
import org.jvnet.hk2.annotations.Service;
import javax.inject.Singleton;
import org.jvnet.hk2.config.types.Property;
import javax.inject.Inject;
import javax.naming.Context;
import javax.naming.NamingException;
import javax.naming.Reference;
import javax.naming.StringRefAddr;
import javax.naming.spi.InitialContextFactory;
import java.util.Collection;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* Handles external-jndi resource events in the server instance.
*
* The external-jndi resource events from the admin instance are propagated
* to this object.
*
* The methods can potentially be called concurrently, therefore implementation
* need to be synchronized.
*
* @author Nazrul Islam
* @since JDK1.4
*/
@Service
@ResourceDeployerInfo(ExternalJndiResource.class)
@Singleton
public class ExternalJndiResourceDeployer implements ResourceDeployer {
@Inject
private ResourceNamingService namingService;
@Inject
private BindableResourcesHelper bindableResourcesHelper;
/**
* StringManager for this deployer
*/
private static final StringManager localStrings =
StringManager.getManager(ExternalJndiResourceDeployer.class);
/**
* logger for this deployer
*/
private static Logger _logger = LogDomains.getLogger(ExternalJndiResourceDeployer.class, LogDomains.RSR_LOGGER);
/**
* {@inheritDoc}
*/
public synchronized void deployResource(Object resource, String applicationName, String moduleName) throws Exception {
ExternalJndiResource jndiRes =
(ExternalJndiResource) resource;
ResourceInfo resourceInfo = new ResourceInfo(jndiRes.getJndiName(), applicationName, moduleName);
createExternalJndiResource(jndiRes, resourceInfo);
}
/**
* {@inheritDoc}
*/
public synchronized void deployResource(Object resource) throws Exception {
ExternalJndiResource jndiRes =
(ExternalJndiResource) resource;
ResourceInfo resourceInfo = ResourceUtil.getResourceInfo(jndiRes);
createExternalJndiResource(jndiRes, resourceInfo);
}
private void createExternalJndiResource(ExternalJndiResource jndiRes,
ResourceInfo resourceInfo) {
// converts the config data to j2ee resource
JavaEEResource j2eeRes = toExternalJndiJavaEEResource(jndiRes, resourceInfo);
// installs the resource
installExternalJndiResource((org.glassfish.resources.beans.ExternalJndiResource) j2eeRes, resourceInfo);
}
/**
* {@inheritDoc}
*/
public void undeployResource(Object resource, String applicationName, String moduleName) throws Exception {
ExternalJndiResource jndiRes =
(ExternalJndiResource) resource;
ResourceInfo resourceInfo = new ResourceInfo(jndiRes.getJndiName(), applicationName, moduleName);
deleteResource(jndiRes, resourceInfo);
}
/**
* {@inheritDoc}
*/
public synchronized void undeployResource(Object resource)
throws Exception {
ExternalJndiResource jndiRes =
(ExternalJndiResource) resource;
ResourceInfo resourceInfo = ResourceUtil.getResourceInfo(jndiRes);
deleteResource(jndiRes, resourceInfo);
}
private void deleteResource(ExternalJndiResource jndiResource,
ResourceInfo resourceInfo) {
// converts the config data to j2ee resource
JavaEEResource j2eeResource = toExternalJndiJavaEEResource(jndiResource, resourceInfo);
// un-installs the resource
uninstallExternalJndiResource(j2eeResource, resourceInfo);
}
/**
* {@inheritDoc}
*/
public synchronized void redeployResource(Object resource)
throws Exception {
undeployResource(resource);
deployResource(resource);
}
/**
* {@inheritDoc}
*/
public boolean handles(Object resource) {
return resource instanceof ExternalJndiResource;
}
/**
* @inheritDoc
*/
public boolean supportsDynamicReconfiguration() {
return false;
}
/**
* @inheritDoc
*/
public Class[] getProxyClassesForDynamicReconfiguration() {
return new Class[0];
}
/**
* {@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 external jndi resource. This method gets called
* during server initialization and from external jndi resource
* deployer to handle resource events.
*
* @param extJndiRes external jndi resource
*/
public void installExternalJndiResource(org.glassfish.resources.beans.ExternalJndiResource extJndiRes, ResourceInfo resourceInfo) {
try {
// create the external JNDI factory, its initial context and
// pass them as references.
String factoryClass = extJndiRes.getFactoryClass();
String jndiLookupName = extJndiRes.getJndiLookupName();
if (_logger.isLoggable(Level.FINE)) {
_logger.log(Level.FINE, "installExternalJndiResources resourceName "
+ resourceInfo + " factoryClass " + factoryClass
+ " jndiLookupName = " + jndiLookupName);
}
Object factory = ResourceUtil.loadObject(factoryClass);
if (factory == null) {
_logger.log(Level.WARNING, "jndi.factory_load_error", factoryClass);
return;
} else if (!(factory instanceof javax.naming.spi.InitialContextFactory)) {
_logger.log(Level.WARNING, "jndi.factory_class_unexpected", factoryClass);
return;
}
// Get properties to create the initial naming context
// for the target JNDI factory
Hashtable env = new Hashtable();
for (Iterator props = extJndiRes.getProperties().iterator();
props.hasNext(); ) {
ResourceProperty prop = (ResourceProperty) props.next();
env.put(prop.getName(), prop.getValue());
}
Context context = null;
try {
context =
((InitialContextFactory) factory).getInitialContext(env);
} catch (NamingException ne) {
_logger.log(Level.SEVERE, "jndi.initial_context_error", factoryClass);
_logger.log(Level.SEVERE, "jndi.initial_context_error_excp", ne.getMessage());
}
if (context == null) {
_logger.log(Level.SEVERE, "jndi.factory_create_error", factoryClass);
return;
}
// Bind a Reference to the proxy object factory; set the
// initial context factory.
//JndiProxyObjectFactory.setInitialContext(bindName, context);
Reference ref = new Reference(extJndiRes.getResType(),
"org.glassfish.resources.naming.JndiProxyObjectFactory",
null);
// unique JNDI name within server runtime
ref.add(new SerializableObjectRefAddr("resourceInfo", resourceInfo));
// target JNDI name
ref.add(new StringRefAddr("jndiLookupName", jndiLookupName));
// target JNDI factory class
ref.add(new StringRefAddr("jndiFactoryClass", factoryClass));
// add Context info as a reference address
ref.add(new ProxyRefAddr(extJndiRes.getResourceInfo().getName(), env));
// Publish the reference
namingService.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);
}
}
/**
* Un-installs the external jndi resource.
*
* @param resource external jndi resource
*/
public void uninstallExternalJndiResource(JavaEEResource resource, ResourceInfo resourceInfo) {
// removes the jndi context from the factory cache
//String bindName = resource.getResourceInfo().getName();
JndiProxyObjectFactory.removeInitialContext(resource.getResourceInfo());
// removes the resource from jndi naming
try {
namingService.unpublishObject(resourceInfo, resourceInfo.getName());
/* TODO V3 handle jms later
//START OF IASRI 4660565
if (((ExternalJndiResource)resource).isJMSConnectionFactory()) {
nm.unpublishObject(IASJmsUtil.getXAConnectionFactoryName(resourceName));
}
//END OF IASRI 4660565
*/
} catch (javax.naming.NamingException e) {
if (_logger.isLoggable(Level.FINE)) {
_logger.log(Level.FINE,
"Error while unpublishing resource: " + resourceInfo, e);
}
}
}
/**
* Returns a new instance of j2ee external jndi resource from the given
* config bean.
*
* This method gets called from the external resource
* deployer to convert external-jndi-resource config bean into
* external-jndi j2ee resource.
*
* @param rbean external-jndi-resource config bean
* @return a new instance of j2ee external jndi resource
*/
public static org.glassfish.resources.api.JavaEEResource toExternalJndiJavaEEResource(
ExternalJndiResource rbean, ResourceInfo resourceInfo) {
org.glassfish.resources.beans.ExternalJndiResource jr = new org.glassfish.resources.beans.ExternalJndiResource(resourceInfo);
//jr.setDescription( rbean.getDescription() ); // FIXME: getting error
// sets the enable flag
jr.setEnabled(Boolean.valueOf(rbean.getEnabled()));
// sets the jndi look up name
jr.setJndiLookupName(rbean.getJndiLookupName());
// sets the resource type
jr.setResType(rbean.getResType());
// sets the factory class name
jr.setFactoryClass(rbean.getFactoryClass());
// sets the properties
List properties = rbean.getProperty();
if (properties != null) {
for (Property property : properties) {
ResourceProperty rp =
new ResourcePropertyImpl(property.getName(), property.getValue());
jr.addProperty(rp);
}
}
return jr;
}
/**
* {@inheritDoc}
*/
public boolean canDeploy(boolean postApplicationDeployment, Collection allResources, Resource resource) {
if (handles(resource)) {
if (!postApplicationDeployment) {
return true;
}
}
return false;
}
/**
* {@inheritDoc}
*/
public void validatePreservedResource(Application oldApp, Application newApp, Resource resource,
Resources allResources)
throws ResourceConflictException {
//do nothing.
}
}
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