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package com.sun.ejb.ee.timer.lifecycle;
import java.util.logging.Logger;
import java.util.logging.Level;
import com.sun.appserv.server.ServerLifecycle;
import com.sun.appserv.server.ServerLifecycleException;
import com.sun.enterprise.server.ServerContext;
import com.sun.enterprise.admin.server.core.AdminService;
import com.sun.enterprise.config.ConfigException;
import com.sun.enterprise.ee.cms.core.Action;
import com.sun.enterprise.ee.cms.core.FailureNotificationActionFactory;
import com.sun.enterprise.ee.cms.core.PlannedShutdownAction;
import com.sun.enterprise.ee.cms.core.PlannedShutdownActionFactory;
import com.sun.enterprise.ee.cms.core.Signal;
import com.sun.enterprise.ee.cms.core.ActionFactory;
import com.sun.enterprise.ee.cms.core.MessageActionFactory;
import com.sun.enterprise.ee.cms.core.GMSFactory;
import com.sun.enterprise.ee.cms.core.GMSException;
import com.sun.enterprise.ee.cms.core.GMSNotEnabledException;
import com.sun.enterprise.ee.cms.core.GMSNotInitializedException;
import com.sun.enterprise.ee.cms.core.GroupManagementService;
import com.sun.ejb.spi.distributed.DistributedEJBService;
import com.sun.ejb.spi.distributed.DistributedEJBServiceFactory;
import com.sun.enterprise.config.serverbeans.*;
import com.sun.logging.LogDomains;
/**
* Implementation of ServerLifecycle interface conforming to application server
* lifecycle programming model.
* @author
* Date:
* @version
*/
public class EJBLifecycleImpl
implements ServerLifecycle
{
protected static final Logger _logger = LogDomains.getLogger(LogDomains.EJB_LOGGER);
private static final String GMS_READ_ONLY_COMPONENT_NAME =
"__GMS__READ_ONLY_BEAN__";
private GroupManagementService gms;
public void onInitialization(ServerContext serverContext)
throws ServerLifecycleException
{
}
public void onStartup(ServerContext serverContext)
throws ServerLifecycleException
{
}
public void onReady(ServerContext serverContext)
throws ServerLifecycleException {
final String timerMigrationNotEnabled =
"EJBLifeCycle: Automatic "
+ " timer migration component not enabled "
+ " for standalone server instance";
final String timerMigrationNotEnabledForDAS =
"EJBLifeCycle: Automatic "
+ " timer migration component not enabled "
+ " for DAS instance";
try {
AdminService adminService = AdminService.getAdminService();
if ((adminService != null) && (! adminService.isDas())) {
try {
Cluster cluster = ClusterHelper.getClusterForInstance(
serverContext.getConfigContext(),
serverContext.getInstanceName());
if (cluster != null) {
try {
this.gms = (GroupManagementService) GMSFactory.getGMSModule(
cluster.getName());
_logger.log(Level.INFO, "EJBLifecycle: Got GMS module for: " + cluster.getName());
} catch (GMSNotEnabledException gmsNotEnabledEx) {
_logger.log(Level.FINE, "EJBLifeCycle: GMS *NOT* Enabled.",
gmsNotEnabledEx);
} catch (GMSNotInitializedException gmsNotInitializedEx) {
_logger.log(Level.SEVERE, "EJBLifeCycle: GMS *NOT* Initialized",
gmsNotInitializedEx);
} catch (GMSException gmsEx) {
_logger.log(Level.SEVERE, "EJBLifeCycle: Could not get GMS module",
gmsEx);
}
} else {
_logger.log(Level.FINE, timerMigrationNotEnabled);
}
} catch (ConfigException configEx) {
_logger.log(Level.FINE, timerMigrationNotEnabled,
configEx);
} catch (Exception ex) {
_logger.log(Level.SEVERE,
"EJBLifecycle: Exception getting GMS module", ex);
}
} else {
_logger.log(Level.WARNING, timerMigrationNotEnabledForDAS);
}
if (gms != null) {
registerEJBTimerComponents();
registerReadOnlyBeanComponents();
}
} catch (Exception ex) {
_logger.log(Level.SEVERE,
"EJBLifecycle: Exception during registration of listeners", ex);
}
}
public void onShutdown()
throws ServerLifecycleException
{
}
public void onTermination()
throws ServerLifecycleException
{
}
/**
* Private methods that are used to register components to GMS
*/
private void registerEJBTimerComponents() {
/**
* We only register interest in the Planned Shutdown event here.
* Because of the dependency between transaction recovery and
* timer migration, the timer migration operation during an
* unexpected failure is initiated by the transaction recovery
* subsystem.
*/
gms.addActionFactory(new PlannedShutdownActionFactory() {
public Action produceAction() {
return new EJBTimerPlannedShutdownActionImpl();
}
});
_logger.log(Level.FINE,
"EJBLifecycle: Registered PlannedShutdownNotification...");
DistributedEJBService distributedEJBService =
DistributedEJBServiceFactory.getDistributedEJBService();
distributedEJBService.setPerformDBReadBeforeTimeout( true );
}
private void registerReadOnlyBeanComponents() {
if (gms != null) {
gms.addActionFactory(new ReadOnlyBeanMessageActionFactoryImpl(
gms, GMS_READ_ONLY_COMPONENT_NAME),
GMS_READ_ONLY_COMPONENT_NAME);
_logger.log(Level.FINE,
"EJBLifecycle: Registered ReadOnlyBeanMessageActionFactory...");
}
}
} //EJBLifecycleImpl{}