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package com.sun.enterprise.admin.server.core.jmx.storage;
//JMX imports
import javax.management.ObjectName;
import javax.management.InstanceNotFoundException;
//Admin imports
import com.sun.enterprise.admin.AdminContext;
import com.sun.enterprise.admin.common.ObjectNames;
import com.sun.enterprise.admin.common.ObjectNameHelper;
import com.sun.enterprise.admin.common.exception.MBeanConfigException;
import com.sun.enterprise.admin.common.constant.AdminConstants;
import com.sun.enterprise.admin.server.core.mbean.config.GenericConfigurator;
import com.sun.enterprise.admin.server.core.mbean.config.ServerController;
import com.sun.enterprise.admin.server.core.mbean.config.naming.ConfigMBeanNamingInfo;
//Other imports
import com.sun.enterprise.instance.ServerManager;
import com.sun.enterprise.instance.InstanceEnvironment;
import com.sun.enterprise.config.ConfigException;
import com.sun.enterprise.config.ConfigContext;
import com.sun.enterprise.config.ConfigFactory;
import com.sun.enterprise.config.ConfigBeansFactory;
import com.sun.enterprise.config.serverbeans.*;
import java.util.logging.Level;
import java.util.logging.Logger;
import com.sun.enterprise.admin.meta.MBeanRegistryFactory;
import com.sun.enterprise.admin.meta.MBeanRegistry;
/**
A class that acts as the bridge between persistent store and
MBean Repository. Uses the conversion between ObjectName and
identification into Config API and carries out the search.
*/
public class PersistenceChecker
{
private static final Logger _logger = Logger.getLogger(
AdminConstants.kLoggerName);
private AdminContext mAdminContext;
/** Creates new PersistenceChecker */
public PersistenceChecker ()
{
//for future use.
}
public void setAdminContext(AdminContext ctx) {
mAdminContext = ctx;
}
private Object findElement_8_0(ObjectName objectName) throws InstanceNotFoundException
{
try
{
MBeanRegistry registry = MBeanRegistryFactory.getAdminMBeanRegistry();
return (Object)registry.findMBeanRegistryEntry(objectName);
}
catch(Exception e)
{
return null;
}
}
public Object findElement(ObjectName objectName) throws InstanceNotFoundException
{
Object match = null;
match= findElement_8_0(objectName);
if(match!=null)
return match;
//Now try the old 7.0 namespace
// which's still alive
String type = ObjectNameHelper.getType(objectName);
String instanceName = ObjectNameHelper.getServerInstanceName(objectName);
if (type != null)
{
if (type.equals(ObjectNames.kController))
{
match = new ServerController();
}
else if (type.equals(ObjectNames.kGenericConfigurator))
{
match = new GenericConfigurator();
}
else if (type.equals(ObjectNames.kServerInstance))
{
match = findServerInstance(instanceName);
if(match==null)
throw new InstanceNotFoundException(objectName.toString());
}
else if (type.equals(ObjectNames.kDeployment))
{
match = findServerInstance(instanceName);
if(match==null)
throw new InstanceNotFoundException(objectName.toString());
}
else
{
/* Ordinary Config Mbean - use ConfigMBeanNaming */
match = findGenericConfigBean(objectName, instanceName);
}
}
else
{
/* unknown type */
_logger.log(Level.FINE, "mbean.config.admin.unknown_mbean_type", objectName.toString() );
}
return ( match );
}
private Object findServerInstance(String instanceName)
{
ServerManager sm = ServerManager.instance();
Server serverInstance = null;
/* boolean isAdminServer = instanceName.equals(
ServerManager.ADMINSERVER_ID); */
if (! sm.instanceExists(instanceName) /*&& !isAdminServer*/)
{
return null;
}
try
{
ConfigContext cc = getConfigContext(instanceName);
serverInstance = ServerBeansFactory.getServerBean(cc);
}
catch(Exception e)
{
e.printStackTrace(); //no harm in squelching
}
return ( serverInstance );
}
private Object findGenericConfigBean(ObjectName objectName, String instanceName)
{
/* Ordinary Config Mbean - use ConfigMBeanNaming */
Object bean = null;
ConfigMBeanNamingInfo mbeanInfo = null;
try
{
mbeanInfo = new ConfigMBeanNamingInfo(objectName);
}
catch (MBeanConfigException mce)
{
_logger.log(Level.FINE, "mbean.config.admin.naming_not_found",
new Object[]{objectName.toString(), mce.getLocalizedMessage()} );
}
if(mbeanInfo!=null)
{
String xPath = mbeanInfo.getXPath();
try
{
ConfigContext ctx = getConfigContext(instanceName);
bean = ConfigBeansFactory.getConfigBeanByXPath(ctx, xPath);
}
catch(Exception e)
{
_logger.log(Level.FINE, "mbean.config.admin.config_bean_not_found",
new Object[]{xPath, e.getLocalizedMessage()} );
}
}
return bean;
}
private ConfigContext getConfigContext(String instanceName) throws ConfigException
{
if (mAdminContext != null) {
return mAdminContext.getAdminConfigContext();
} else {
String backupServerXmlPath = new InstanceEnvironment(instanceName).getBackupConfigFilePath();
return (ConfigFactory.createConfigContext(backupServerXmlPath) );
}
}
}