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/*
* AppReDeployer.java
*
* Created on April 27, 2002, 3:38 PM
*
* @author bnevins
* <BR> <I>$Source: /cvs/glassfish/appserv-core/src/java/com/sun/enterprise/deployment/backend/AppReDeployer.java,v $
*
* Indentation Information:
* 0. Please (try to) preserve these settings.
* 1. Tabs are preferred over spaces.
* 2. In vi/vim -
* :set tabstop=4 :set shiftwidth=4 :set softtabstop=4
* 3. In S1 Studio -
* 1. Tools->Options->Editor Settings->Java Editor->Tab Size = 4
* 2. Tools->Options->Indentation Engines->Java Indentation Engine->Expand Tabs to Spaces = False.
* 3. Tools->Options->Indentation Engines->Java Indentation Engine->Number of Spaces per Tab = 4.
*/
package com.sun.enterprise.deployment.backend;
import java.io.*;
import java.util.logging.*;
import com.sun.enterprise.instance.ApplicationEnvironment;
import com.sun.enterprise.instance.InstanceEnvironment;
import com.sun.enterprise.util.io.FileSource;
import com.sun.enterprise.util.io.FileUtils;
import com.sun.enterprise.config.ConfigException;
import com.sun.enterprise.util.i18n.StringManager;
import com.sun.enterprise.util.diagnostics.Reminder;
import com.sun.enterprise.deployment.phasing.DeploymentServiceUtils;
import com.sun.enterprise.deployment.Application;
public class AppReDeployer extends AppDeployer
{
///////////////////////////////////////////////////////////////////////////
////////// Constructor //////////////////
///////////////////////////////////////////////////////////////////////////
AppReDeployer(DeploymentRequest r) throws IASDeploymentException
{
super(r);
}
///////////////////////////////////////////////////////////////////////////
////////// Protected and Package Visibility Methods //////////////////
///////////////////////////////////////////////////////////////////////////
protected void begin() throws IASDeploymentException
{
// this is here because by the time we get to predeploy() -- the app will no
// longer be registered. So we need to save the app-dir right NOW!
super.begin();
try
{
// first let's try to get the application from the
// instance manager cache
// if it's not there, get it from the request which
// is set through deployment context cache
app = getManager().getDescriptor(getAppName());
if (app == null) {
app = request.getDescriptor();
}
originalAppDir = new File(DeploymentServiceUtils.getLocation(getAppName(), request.getType()));
getManager().unregisterDescriptor(getAppName());
removePolicy();
}
catch(Exception e)
{
String msg = localStrings.getString(
"enterprise.deployment.backend.error_getting_app_location",
getAppName() );
throw new IASDeploymentException( msg, e);
}
}
///////////////////////////////////////////////////////////////////////////
protected final void predeploy() throws IASDeploymentException
{
appWasUnregistered = true;
super.predeploy();
// send PRE_DEPLOY event so the deployment event listener
// can do the necessary work
DeploymentEventInfo info = new DeploymentEventInfo(
getAppDir(), getStubsDir(), app,
getRequest());
DeploymentEvent ev = new DeploymentEvent(
DeploymentEventType.PRE_DEPLOY, info);
DeploymentEventManager.notifyDeploymentEvent(ev);
liquidate();
getAppDir().mkdirs();
}
///////////////////////////////////////////////////////////////////////////
protected final File setAppDir() throws IASDeploymentException
{
File newAppDir = null;
if(isArchive())
{
newAppDir = setAppDirArchive();
}
else if(isDirectory())
{
newAppDir = setAppDirDirectory();
}
else
{
String msg = localStrings.getString(
"enterprise.deployment.backend.redeployment_not_dir_or_archive" );
throw new IASDeploymentException( msg );
}
return newAppDir;
}
///////////////////////////////////////////////////////////////////////////
protected String whatAreYou()
{
return "Redeployment";
}
///////////////////////////////////////////////////////////////////////////
private final File setAppDirDirectory() throws IASDeploymentException
{
FileSource fileSource = request.getFileSource();
if(!fileSource.exists())
{
String msg = localStrings.getString("enterprise.deployment.backend.file_source_does_not_exist", fileSource );
throw new IASDeploymentException( msg );
}
assert fileSource.isDirectory();
File appDirectory = fileSource.getFile();
return appDirectory;
}
///////////////////////////////////////////////////////////////////////////
private final File setAppDirArchive() throws IASDeploymentException
{
assert originalAppDir != null;
return originalAppDir;
}
///////////////////////////////////////////////////////////////////////////
private String failureMessage = "\n*********************\n****Redeployment Failed -- rolled back redeployment";
private String successMessage = "\n*********************\n****Redeployment Successful for ";
private File originalAppDir = null;
private boolean appWasUnregistered = false;
private Application app = null;
private static StringManager localStrings =
StringManager.getManager( AppReDeployer.class );
}
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