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package com.sun.enterprise.instance;
import com.sun.enterprise.deployment.backend.DOLLoadingContext;
import javax.enterprise.deploy.shared.ModuleType;
import com.sun.appserv.server.util.ASClassLoaderUtil;
import com.sun.enterprise.config.ConfigBean;
import com.sun.enterprise.config.ConfigContext;
import com.sun.enterprise.config.ConfigException;
import com.sun.enterprise.config.serverbeans.Applications;
import com.sun.enterprise.config.serverbeans.J2eeApplication;
import com.sun.enterprise.config.serverbeans.PropertyResolver;
import com.sun.enterprise.config.serverbeans.ServerBeansFactory;
import com.sun.enterprise.config.serverbeans.ServerTags;
import com.sun.enterprise.config.serverbeans.ServerXPathHelper;
import com.sun.enterprise.deployment.Application;
import com.sun.enterprise.deployment.archivist.ApplicationArchivist;
import com.sun.enterprise.deployment.archivist.EjbArchivist;
import com.sun.enterprise.deployment.archivist.WebArchivist;
import com.sun.enterprise.deployment.backend.DeployableObjectInfo;
import com.sun.enterprise.deployment.deploy.shared.FileArchive;
import com.sun.enterprise.deployment.RootDeploymentDescriptor;
import com.sun.enterprise.deployment.EjbBundleDescriptor;
import com.sun.enterprise.deployment.BundleDescriptor;
import com.sun.enterprise.deployment.util.ModuleContentLinker;
import com.sun.enterprise.deployment.util.ModuleDescriptor;
import com.sun.enterprise.loader.EJBClassLoader;
import com.sun.enterprise.loader.EJBClassPathUtils;
import com.sun.enterprise.loader.InstrumentableClassLoader;
import com.sun.enterprise.util.RelativePathResolver;
import com.sun.enterprise.util.SystemPropertyConstants;
import java.io.File;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.logging.Level;
import java.util.*;
import com.sun.enterprise.util.io.FileUtils;
import org.xml.sax.SAXParseException;
/**
* Provides access to application information per server instance.
*/
public class AppsManager extends BaseManager {
public AppsManager(InstanceEnvironment env) throws ConfigException {
super(env, true);
}
public AppsManager(InstanceEnvironment env, boolean useBackupServerXml)
throws ConfigException {
super(env, useBackupServerXml);
//FIXME: HACK START
J2eeApplication[] jArray = ((Applications)configBean).getJ2eeApplication();
if(jArray!=null) {
for(int i=0;i<jArray.length;i++) {
jArray[i].setConfigContext(configContext);
jArray[i].setXPath(ServerXPathHelper.getAppIdXpathExpression(jArray[i].getName()));
}
}
//FIXME: HACK END
}
public ModuleType getModuleType() {
return ModuleType.EAR;
}
public String getStubLocation(String appId) {
ApplicationEnvironment env =
instanceEnvironment.getApplicationEnvironment(appId);
return env.getAppStubPath();
}
public String getGeneratedXMLLocation(String name){
ApplicationEnvironment env = instanceEnvironment.getApplicationEnvironment(name);
return env.getAppGeneratedXMLPath();
}
public String getJSPLocation(String appId) {
ApplicationEnvironment env =
instanceEnvironment.getApplicationEnvironment(appId);
return env.getAppJSPPath();
}
/*
private String getDefaultVirtualServerId() throws ConfigException {
ConnectionGroup cg = (ConnectionGroup)
ConfigBean.getConfigBeanByXPath(this.configContext,
ServerXPathHelper.XPATH_CONNECTION_GROUP);
if(cg == null) {
throw new ConfigException("Cannot find Default Virtual Server");
}
return cg.getDefaultVirtualServer();
}
*/
/**
* Returns an array of all applications deployed with the server.
*/
public J2eeApplication[] getAllApps() {
J2eeApplication[] apps = ((Applications)this.configBean).getJ2eeApplication();
if(apps == null) return new J2eeApplication[0];
ArrayList list = new ArrayList();
for (int i=0; i<apps.length; i++) {
// add the application to the list if it is referenced
// by this server
if ( isReferenced(apps[i].getName()) ) {
list.add(apps[i]);
}
}
// returns an array of applications referenced by this server
J2eeApplication[] refList = new J2eeApplication[list.size()];
return ( (J2eeApplication[]) list.toArray(refList) );
}
/**
* Returns a list of all applications deployed with the server.
*/
public List listIds() {
ArrayList arr = new ArrayList();
J2eeApplication[] apps = ((Applications)this.configBean).getJ2eeApplication();
if(apps == null) return arr;
for (int i=0;i<apps.length;i++) {
String name = apps[i].getName();
// adds the application to the list if
// it is referenced by this server
if ( isReferenced(name) ) {
arr.add(name);
}
}
return arr;
}
public String getLocation(String appId) throws ConfigException {
J2eeApplication app = (J2eeApplication) getJ2eeApplication(appId);
InstanceEnvironment instEnv;
if ((instEnv = getInstanceEnvironment()) == null) {
throw new ConfigException("instEnv was null");
}
PropertyResolver resolver = new PropertyResolver(super.configContext,
instEnv.getName());
String appLocation;
if ((appLocation = app.getLocation()) == null) {
throw new ConfigException("appLocation was null");
};
String resolvedPath = resolver.resolve(appLocation);
return resolvedPath;
}
public boolean isEnabled(String appId) throws ConfigException {
return getJ2eeApplication(appId).isEnabled();
}
/**
*Reports whether Java Web Start access is enabled for the app clients in
*the specified application.
*@param appId the module ID of the app to check
*@return boolean indicating whether access is permitted
*/
public boolean isJavaWebStartEnabled(String appId) throws ConfigException {
return getJ2eeApplication(appId).isJavaWebStartEnabled();
}
/**
* Checks whether this application is a system app
* ResourceType in domain.xml should start with "system-"
* @return true if resourceType starts with "system-"
*/
public boolean isSystem(String appId) throws ConfigException {
J2eeApplication ja = getJ2eeApplication(appId);
String resourceType = ja.getObjectType();
if(resourceType.startsWith(SYSTEM_PREFIX))
return true;
else
return false;
}
/**
* Checks whether this application is a system admin app
* ResourceType in domain.xml should start with "system-admin"
* @return true if resourceType starts with "system-admin"
*/
public boolean isSystemAdmin(String appId) throws ConfigException {
J2eeApplication ja = getJ2eeApplication(appId);
String resourceType = ja.getObjectType();
if(resourceType.startsWith(SYSTEM_ADMIN_PREFIX))
return true;
else
return false;
}
/**
* Checks whether this module is a pre-deployed system module
* ResourceType in domain.xml should start with "system"
* Also it should be directory deployed.
* @return true if its a predeployed system module
*/
public boolean isSystemPredeployed (String appId) throws ConfigException{
J2eeApplication ja = getJ2eeApplication(appId);
String resourceType = ja.getObjectType();
boolean isDirectoryDeployed = ja.isDirectoryDeployed();
if (resourceType.startsWith(SYSTEM_PREFIX) && isDirectoryDeployed) {
return true;
} else {
return false;
}
}
protected boolean isRegistered(String appId, ConfigBean bean) {
ConfigBean cb = null;
try {
cb = ((Applications)bean).getJ2eeApplicationByName(appId);
} catch(Exception cn) {
}
if(cb != null) return true;
return false;
}
/**
* Removes the application information from the configuration file.
*
* @param appId a unique identifier for the application
*/
public void remove(String appId) throws ConfigException {
J2eeApplication backJa = (J2eeApplication)
((Applications)configBean).getJ2eeApplicationByName(appId);
((Applications)configBean).removeJ2eeApplication(backJa);
}
/**
* Identifies whether an application is enabled or disabled.
*
* @param appId unique idenitifier for the application
* @param isEnabled flag for enabling or disabling the application
*/
public void setEnable(String appId, boolean enabled)
throws ConfigException {
getJ2eeApplication(appId).setEnabled(enabled);
}
/**
* Set the location for an App
*
* @param appId unique idenitifier for the application
* @param location
*/
public void setLocation(String appId, String location)
throws ConfigException {
getJ2eeApplication(appId).setLocation(location);
}
/**
* Set the optional attributes for an App
*
* @param appId unique idenitifier for the application
* @param optionalAttributes - pairs tag/value to set
*/
public void setOptionalAttributes(String appId, Properties optionalAttributes)
throws ConfigException {
if(optionalAttributes!=null) {
J2eeApplication ja = getJ2eeApplication(appId);
Enumeration tags = optionalAttributes.keys();
while(tags.hasMoreElements())
{
String tag = (String)tags.nextElement();
String value = optionalAttributes.getProperty(tag);
ja.setAttributeValue(tag, value);
}
}
}
/**
* This method only returns from cache. To force the creation of
* an application object, see getAppDescriptor method.
* Only parameter appID is used. The rest of the params are kept for
* backward compatibility purpose until we clean up the instance
* managers completely.
*/
public Application getDescriptor(
String appID, ClassLoader cl, String loc, boolean validateXML)
throws ConfigException {
return getRegisteredDescriptor(appID);
}
/**
* This method is called by ResourcesUtil during server start up
* and by ApplicationLoader when the dd for this app is not registered.
* We need to construct the top level application and its classloader
* before calling getAppDescriptor(Application) to fully populate the
* application object.
*/
public Application getAppDescriptor(String appID, ClassLoader parentClassLoader)
throws ConfigException {
Application application = getRegisteredDescriptor(appID);
if (application != null) {
return application;
}
Application deserializedApplication = null;
// Try to load the previously-serialized form of the descriptor.
SerializedDescriptorHelper.Loader sdLoader =
SerializedDescriptorHelper.load(appID, this);
try {
// partially load the deployment descriptor...
ApplicationArchivist archivist = new ApplicationArchivist();
FileArchive appArchive = new FileArchive();
appArchive.open(getLocation(appID));
//for upgrade senario, we still load from the original
//application repository for application.xml first
if (!archivist.hasStandardDeploymentDescriptor(appArchive)) {
//read from generated/xml location
appArchive.open(getGeneratedXMLLocation(appID));
}
deserializedApplication = sdLoader.getApplication();
if (deserializedApplication != null &&
sdLoader.lastModified() > DOLLoadingContext.defaultWebXMLLastModified()) {
application = deserializedApplication;
} else {
// There was no serialized descriptor file or it could not
// be loaded, so load the application info from the XML descriptors.
application = Application.createApplication(appArchive,false);
}
application.setRegistrationName(appID);
String moduleRoot = getLocation(application.getRegistrationName());
String[] classPaths = (String[]) EJBClassPathUtils.getAppClasspath(
application, this).toArray(new String[0]);
if (_logger.isLoggable(Level.FINE)) {
_logger.log(Level.FINE, "[AppsManager] :: appID " + appID + " classpaths "
+ classPaths + " moduleRoot " + moduleRoot
+ " parentClassLoader " + parentClassLoader);
}
ClassLoader cl = EJBClassPathUtils.createEJBClassLoader(classPaths,
moduleRoot , appID, parentClassLoader,
application.getModuleType());
application.setClassLoader(cl);
} catch (Exception confEx) {
_logger.log(Level.SEVERE,"loader.error_while_loading_app_desc", confEx);
throw new ConfigException(confEx);
}
Application fullyLoadedApp = getAppDescriptor(application);
// If needed, write out the new app into the serialized descriptor file.
sdLoader.store(fullyLoadedApp);
return fullyLoadedApp;
}
/**
* Returns the deployment descriptor object for the application DD.
* Given the top level application object, this method populates
* it with all the submodule information by loading from disc.
*
* @param application the top level application
*
* @return the deployment descriptor object for the given application id
*
* @throws ConfigException if unable to load the deployment descriptor
*/
public Application getAppDescriptor(Application application)
throws ConfigException {
if (application == null) {
throw new ConfigException("Application object should not be null");
}
ClassLoader cl = application.getClassLoader();
// We need to use a temp CL until we are done with validate().
// See https://glassfish.dev.java.net/issues/show_bug.cgi?id=223
// for details.
if (cl instanceof InstrumentableClassLoader) {
ClassLoader tcl = InstrumentableClassLoader.class.cast(cl).copy();
application.setClassLoader(tcl);
// set it in all the bundles as well,
for (BundleDescriptor bd : (Collection<BundleDescriptor>)
application.getBundleDescriptors()) {
bd.setClassLoader(tcl);
}
}
String appId = application.getRegistrationName();
// we need to load this puppy, save it in the cache...
try {
String appDir = getLocation(appId);
FileArchive in = openDDArchive(appId, appDir);
ApplicationArchivist archivist = new ApplicationArchivist();
archivist.setClassLoader(application.getClassLoader());
archivist.readModulesDescriptors(application, in);
archivist.readRuntimeDeploymentDescriptor(in, application);
if(!isSystemAdmin(appId) && !isSystem(appId)) {
// we need to read persistence descriptors separately
// because they are read from appDir as oppsed to xmlDir.
readPersistenceDeploymentDescriptors(appDir, application);
}
archivist.setDescriptor(application);
// use temp CL that is set in the application. For details,
// see https://glassfish.dev.java.net/issues/show_bug.cgi?id=223
archivist.validate(application.getClassLoader());
application.setGeneratedXMLDirectory(getGeneratedXMLLocation(appId));
if (!application.getWebServiceDescriptors().isEmpty()) {
ModuleContentLinker visitor = new ModuleContentLinker(in);
application.visit((com.sun.enterprise.deployment.util.ApplicationVisitor) visitor);
}
// Now that validate() is called, we can set the actual CL.
// See https://glassfish.dev.java.net/issues/show_bug.cgi?id=223
// for details.
application.setClassLoader(cl);
// set it in all the bundles as well,
for (BundleDescriptor bd : (Collection<BundleDescriptor>)
application.getBundleDescriptors()) {
bd.setClassLoader(cl);
}
registerDescriptor(appId, application);
return application;
} catch (ConfigException ce) {
throw ce;
} catch (Throwable t) {
throw new ConfigException(
Localizer.getValue(ExceptionType.FAIL_DD_LOAD, appId), t);
}
}
public String getDescription(String id) throws ConfigException {
return getJ2eeApplication(id).getDescription();
}
private J2eeApplication getJ2eeApplication(String appId)
throws ConfigException {
J2eeApplication app = (J2eeApplication)
((Applications)this.configBean).getJ2eeApplicationByName(appId);
if(app == null)
throw new ConfigException(
Localizer.getValue(ExceptionType.APP_NOT_EXIST));
return app;
}
public void setDescription(String id, String desc) throws ConfigException {
getJ2eeApplication(id).setDescription(desc);
}
public String getVirtualServersByAppName(String appName) throws ConfigException {
return ServerBeansFactory.getVirtualServersByAppName(configContext, appName);
}
/**
* @return the registered descriptors map
*/
public Map getRegisteredDescriptors() {
if (apps==null) {
synchronized (AppsManager.class) {
if (apps==null) {
apps = new HashMap();
}
}
}
return apps;
}
private static Map apps=null;
}