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package com.sun.enterprise.server;
import com.sun.logging.LogDomains;
import com.sun.enterprise.config.ConfigException;
import com.sun.enterprise.config.serverbeans.J2eeApplication;
import com.sun.enterprise.deployment.Application;
import com.sun.enterprise.deployment.WebBundleDescriptor;
import com.sun.enterprise.instance.AppsManager;
import com.sun.enterprise.util.StringUtils;
import com.sun.enterprise.web.PEWebContainer;
import com.sun.enterprise.Switch;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import java.util.logging.Logger;
import java.util.logging.Level;
import org.apache.catalina.Container;
import org.apache.catalina.Context;
import org.apache.catalina.Deployer;
import org.apache.catalina.Engine;
import org.apache.catalina.Host;
import org.apache.catalina.core.StandardHost;
/**
* This class extends ApplicationLoader to handle
* per application loading/unloading of web module.
*
* @author Amy Roh
*/
public class TomcatApplicationLoader extends ApplicationLoader {
/** logger to log loader messages */
static Logger _logger = LogDomains.getLogger(LogDomains.LOADER_LOGGER);
// ------------------------------------------------------------ Constructor
/**
* TomcatApplicationLoader loads one application.
*
* @param appID the name of the application
* @param parentClassLoader parent class loader for this application
* @param appsManager the AppsManager for this VS
*/
public TomcatApplicationLoader(String appID, ClassLoader parentClassLoader,
AppsManager appsManager) {
super(appID, parentClassLoader, appsManager);
_logger.log(Level.FINEST, "[TomcatApplicationLoader] " + appID);
this.appsManager = appsManager;
// get the instance of WebContainer
webContainer = PEWebContainer.getPEWebContainer();
_logger.log(Level.FINEST, "PEWebContainer " + webContainer);
}
// ----------------------------------------------------- Instance Variables
/**
* The AppsManager for this VS
* save for unload() since super.unload() calls done()
* and clears this.configManager
*/
private AppsManager appsManager = null;
/**
* The WebContainer instance.
*/
private PEWebContainer webContainer = null;
/**
* Called from ApplicationManager. Called to load an application.
* This loads the web modules of this application on top of
* its super loader creating the EJB and MDB container.
*
* @return true if all modules were loaded successfully
*/
protected boolean doLoad(boolean jsr77) {
_logger.log(Level.FINEST, "[TomcatApplicationLoader] load " + jsr77);
boolean deployed = super.doLoad(jsr77);
if (loadUnloadAction == Constants.LOAD_RAR || ! deployed) {
return deployed;
}
_logger.log(Level.FINEST, "deployed "+deployed);
if (webContainer == null) {
webContainer = PEWebContainer.getPEWebContainer();
}
if (deployed) {
J2eeApplication[] j2eeAppBeans = appsManager.getAllApps();
if (j2eeAppBeans != null) {
for (int i = 0; i < j2eeAppBeans.length; i++) {
if (j2eeAppBeans[i].getName().equals(id) && webContainer != null) {
_logger.log(Level.FINEST,
"[TomcatApplicationLoader] loadJ2EEAppWebModule with "+j2eeAppBeans[i]);
webContainer.loadJ2EEApplicationWebModules(j2eeAppBeans[i]);
}
}
}
}
return deployed;
}
/**
* Unloads this application.
*
* @return true if all modules were removed successfully
*/
protected boolean unload(boolean jsr77) {
if (loadUnloadAction == Constants.UNLOAD_RAR) {
return super.unload(jsr77);
}
super.unloadWebserviceEndpoints(jsr77);
Set wbds = null;
J2eeApplication[] j2eeAppBeans = appsManager.getAllApps();
if (j2eeAppBeans != null) {
for (int i = 0; i < j2eeAppBeans.length; i++) {
if (j2eeAppBeans[i].getName().equals(id)) {
String virtualServers = null;
try {
virtualServers = appsManager.
getVirtualServersByAppName(j2eeAppBeans[i].getName());
} catch(ConfigException ce) {
_logger.log(Level.FINEST, "[TomcatApplicationLoader] unload "
+ id + ". error getting virtualServers", ce);
}
_logger.log(Level.FINEST, "[TomcatApplicationLoader] unload "
+id);
wbds = application.getWebBundleDescriptors();
WebBundleDescriptor wbd = null;
if ( wbds == null) continue;
Iterator itr = wbds.iterator();
while (itr.hasNext()){
wbd = (WebBundleDescriptor) itr.next();
String appName = wbd.getApplication().getRegistrationName();
try {
webContainer.unloadWebModule(wbd.getContextRoot(),
appName,
virtualServers,
wbd);
} finally {
try {
Switch.getSwitch().
getNamingManager().unbindObjects(wbd);
} catch (javax.naming.NamingException nameEx) {
_logger.log(Level.FINEST, "[TomcatApplicationLoader] "
+ " Exception during namingManager.unbindObject",
nameEx);
}
}
}
}
}
}
return super.unload(jsr77);
}
}
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