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package com.sun.enterprise.server.ondemand;
import java.util.Set;
import java.util.logging.Logger;
import java.util.logging.Level;
import com.sun.enterprise.server.ondemand.entry.EntryContext;
import com.sun.enterprise.server.ondemand.entry.EntryPoint;
import com.sun.enterprise.server.ServerContext;
import com.sun.enterprise.connectors.util.ResourcesUtil;
import com.sun.enterprise.config.*;
import com.sun.enterprise.config.serverbeans.*;
import com.sun.enterprise.connectors.ConnectorRuntime;
import com.sun.enterprise.connectors.DeferredResourceConfig;
import com.sun.enterprise.deployment.*;
/**
* Represents the group services needed by resources. The main components
* of this servicegroup JMS provider or MQ. Almost all the resources
* in Sun application server are lazily loaded anyway. So this service
* group just concentrates on SJSMQ.
*
* @author Binod PG
* @see ServiceGroup
* @see ServiceGroupBuilder
*/
public class ResourcesServiceGroup extends ServiceGroup {
/**
* Triggers the start of the servicegroup. The entry context
* that caused this startup is used by the servicegroup to obtain
* any startup information it require.
*
* @param context EntryContext object.
* @see EntryContext.
*/
public void start(EntryContext context)
throws ServiceGroupException {
try {
//loadSystemApps();
startLifecycleServices(context.getServerContext());
//(ConnectorRuntime.DEFAULT_JMS_ADAPTER);
} catch (Exception e) {
throw new ServiceGroupException(e);
}
}
/**
* Analyse the entrycontext and specifies whether this servicegroup
* can be started or not.
*
* @return boolean If true is returned, this servicegroup can be started
* If false is returned, the entrycontext is not recognized by the
* servicegroup.
*/
public boolean analyseEntryContext( EntryContext context ) {
if (_logger.isLoggable(Level.FINER)) {
_logger.log(Level.FINER,
"Analysing the context in Resources ServiceGroup :" + context);
}
if (context.get() == null) {
return false;
}
if ( context.getEntryPointType() == EntryPoint.JNDI ) {
// TODO. Move connectors lazy loading from naming to here.
return false;
}
boolean result = false;
try {
ConfigContext ctxt = context.getServerContext().getConfigContext();
Config conf = ServerBeansFactory.getConfigBean( ctxt );
JmsService jmsService_ = conf.getJmsService();
String defaultJmsHost = jmsService_.getDefaultJmsHost();
JmsHost jmsHost_ = null;
boolean embedded = true;
if (defaultJmsHost==null || defaultJmsHost.equals("")) {
jmsHost_ = ServerBeansFactory.getJmsHostBean(ctxt);
} else {
jmsHost_ = jmsService_.getJmsHostByName(defaultJmsHost);
}
if (jmsHost_ == null || jmsService_.getType() == null ||
! jmsService_.getType().equalsIgnoreCase("embedded")) {
embedded = false;
}
if ( context.getEntryPointType() == EntryPoint.STARTUP ) {
boolean onDemandStartup = ((Boolean) context.get()).booleanValue();
if (onDemandStartup == true && embedded == false) {
result = true;
}
} else if (embedded == false) {
return false;
}
if (context.getEntryPointType() == EntryPoint.APPLOADER ) {
String mqRA = ConnectorRuntime.DEFAULT_JMS_ADAPTER;
Descriptor desc = (Descriptor) context.get();
if (desc instanceof Application) {
Application application = (Application) desc;
for (ConnectorDescriptor cd : (java.util.Set<ConnectorDescriptor>)
application.getRarDescriptors()) {
Application app = cd.getApplication();
if (app !=null && mqRA.equals(app.getRegistrationName())) {
result = true;
}
}
} else if (desc instanceof ConnectorDescriptor ) {
ConnectorDescriptor cd = (ConnectorDescriptor) desc;
Application app = cd.getApplication();
if (app != null && mqRA.equals(app.getRegistrationName())) {
result = true;
}
}
}
if ( context.getEntryPointType() == EntryPoint.PORT ) {
String portStr = jmsHost_.getPort();
if (Integer.parseInt(portStr.trim()) ==
((Integer) context.get()).intValue()) {
result = true;
}
}
} catch (Exception e) {
e.printStackTrace();
result = false;
}
return result;
}
/**
* Loads all the system apps belongs to this servicegroup.
* @see OnDemandServices
* @see SystemAppLoader
*/
private void loadSystemApps() {
SystemAppLoader loader = OnDemandServer.getSystemAppLoader();
loader.loadSystemApps(loader.getResourcesServiceGroupSystemApps());
}
/**
* Start lifecycles belonging to this service group.
* @see OnDemandServices
*/
private void startLifecycleServices(ServerContext context) {
String[][] services = OnDemandServices.getResourcesServiceGroupServices();
super.startLifecycleServices(services, context);
}
/**
* Stop the servicegroup. It stops all the lifecycle modules belongs to this
* servicegroup.
*/
public void stop(EntryContext context) throws ServiceGroupException {
super.stopLifecycleServices();
}
/**
* Abort the servicegroup. This is not called from anywhere as of now.
*/
public void abort(EntryContext context) {
super.stopLifecycleServices();
}
}
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