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package com.sun.enterprise.management.util;
import com.sun.enterprise.admin.server.core.mbean.config.*;
import com.sun.enterprise.management.model.*;
import com.sun.enterprise.ManagementObjectManager;
import javax.management.*;
/**
* J2EEModuleCallBack will invoke corresponding methods in this class.
* Instantiates the mBean of corresponding module or application and
* invokes the start or stop method appropriately.
*
* @version 1.0 26mar2003
* @author Sreenivas Munnangi
*/
public class StartStopCallback {
private static boolean debug = false;
/**
* Invokes appropriate start method based on j2ee type.
* If trying to start a module which is part of an application
* then it will throw exception.
*/
public void startModule(J2EEDeployedObjectMdl modObject)
throws MBeanException {
if (debug) {
return;
}
String moduleID = modObject.getname();
String j2eeType = modObject.getj2eeType();
String serverName = modObject.getJ2EEServer();
// check if trying to start a module which is part of the application
if ((!j2eeType.equals(ManagementObjectManager.J2EE_TYPE_APPLICATION)) &&
(!standAlone(modObject))) {
throw new MBeanException(
new Exception(
"cannot start individual module, start the application itself"));
}
if (j2eeType.equals(ManagementObjectManager.J2EE_TYPE_EJB_MODULE)) {
startEJBModule(moduleID, serverName);
} else if (j2eeType.equals(ManagementObjectManager.J2EE_TYPE_WEB_MODULE)) {
startWEBModule(moduleID, serverName);
} else if (j2eeType.equals(ManagementObjectManager.J2EE_TYPE_RAR_MODULE)) {
startRARModule(moduleID, serverName);
} else if (j2eeType.equals(ManagementObjectManager.J2EE_TYPE_ACC_MODULE)) {
return;
} else if (j2eeType.equals(ManagementObjectManager.J2EE_TYPE_APPLICATION)) {
startApplication(moduleID, serverName);
}
}
/**
* Invokes appropriate stop method based on j2ee type.
* If trying to stop a module which is part of an application
* then it will throw exception.
*/
public void stopModule(J2EEDeployedObjectMdl modObject)
throws MBeanException {
if (debug) {
return;
}
String moduleID = modObject.getname();
String j2eeType = modObject.getj2eeType();
String serverName = modObject.getJ2EEServer();
// check if trying to stop a module which is part of the application
if ((!j2eeType.equals(ManagementObjectManager.J2EE_TYPE_APPLICATION)) &&
(!standAlone(modObject))) {
throw new MBeanException(
new Exception(
"cannot stop individual module, stop the application itself"));
}
if (j2eeType.equals(ManagementObjectManager.J2EE_TYPE_EJB_MODULE)) {
stopEJBModule(moduleID, serverName);
} else if (j2eeType.equals(ManagementObjectManager.J2EE_TYPE_WEB_MODULE)) {
stopWEBModule(moduleID, serverName);
} else if (j2eeType.equals(ManagementObjectManager.J2EE_TYPE_RAR_MODULE)) {
stopRARModule(moduleID, serverName);
} else if (j2eeType.equals(ManagementObjectManager.J2EE_TYPE_ACC_MODULE)) {
return;
} else if (j2eeType.equals(ManagementObjectManager.J2EE_TYPE_APPLICATION)) {
stopApplication(moduleID, serverName);
}
}
/* Start ejb module */
private void startEJBModule(String moduleID, String serverName)
throws MBeanException {
try {
ManagedStandaloneJ2EEEjbJarModule msejbModule = new ManagedStandaloneJ2EEEjbJarModule(serverName,
moduleID);
msejbModule.start();
} catch (Exception e) {
throw new MBeanException(e);
}
}
/* Stop ejb module */
private void stopEJBModule(String moduleID, String serverName)
throws MBeanException {
try {
ManagedStandaloneJ2EEEjbJarModule msejbModule = new ManagedStandaloneJ2EEEjbJarModule(serverName,
moduleID);
msejbModule.stop();
} catch (Exception e) {
throw new MBeanException(e);
}
}
/* Start web module */
private void startWEBModule(String moduleID, String serverName)
throws MBeanException {
try {
ManagedStandaloneJ2EEWebModule mswebModule = new ManagedStandaloneJ2EEWebModule(serverName,
moduleID);
mswebModule.start();
} catch (Exception e) {
throw new MBeanException(e);
}
}
/* Stop web module */
private void stopWEBModule(String moduleID, String serverName)
throws MBeanException {
try {
ManagedStandaloneJ2EEWebModule mswebModule = new ManagedStandaloneJ2EEWebModule(serverName,
moduleID);
mswebModule.stop();
} catch (Exception e) {
throw new MBeanException(e);
}
}
/* Start connector module */
private void startRARModule(String moduleID, String serverName)
throws MBeanException {
try {
ManagedStandaloneConnectorModule mscModule = new ManagedStandaloneConnectorModule(serverName,
moduleID);
mscModule.start();
} catch (Exception e) {
throw new MBeanException(e);
}
}
/* Stop connector module */
private void stopRARModule(String moduleID, String serverName)
throws MBeanException {
try {
ManagedStandaloneConnectorModule mscModule = new ManagedStandaloneConnectorModule(serverName,
moduleID);
mscModule.stop();
} catch (Exception e) {
throw new MBeanException(e);
}
}
/* Start application */
private void startApplication(String appID, String serverName)
throws MBeanException {
try {
ManagedJ2EEApplication mApp = new ManagedJ2EEApplication(serverName,
appID);
mApp.start();
} catch (Exception e) {
throw new MBeanException(e);
}
}
/* Stop application */
private void stopApplication(String appID, String serverName)
throws MBeanException {
try {
ManagedJ2EEApplication mApp = new ManagedJ2EEApplication(serverName,
appID);
mApp.stop();
} catch (Exception e) {
throw new MBeanException(e);
}
}
/* Is it a stand-alone module or part of application */
private boolean standAlone(J2EEDeployedObjectMdl modObject)
throws MBeanException {
try {
ObjectName objName = new ObjectName(modObject.getobjectName());
String appName = objName.getKeyProperty("J2EEApplication");
if ((appName == null) || (appName.length() < 1) ||
(appName.equals("null")) || (appName.equals("NULL")) ||
(appName.equals(""))) {
return true;
}
} catch (Exception e) {
throw new MBeanException(e);
}
return false;
}
}
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