User: allsopp
Date: 01/01/14 21:06:55
Added: src/main/org/jboss/deployment DeployerMBean.java
DeployerMBeanSupport.java DeploymentException.java
Log:
First cut at the J2EE Connector Architecture.
Revision Changes Path
1.1 jboss/src/main/org/jboss/deployment/DeployerMBean.java
Index: DeployerMBean.java
===================================================================
/*
* JBoss, the OpenSource EJB server
*
* Distributable under LGPL license.
* See terms of license at gnu.org.
*/
package org.jboss.deployment;
import java.io.IOException;
import java.net.MalformedURLException;
import org.jboss.util.ServiceMBean;
/**
* The common interface for services that deploy application
* components.
*
* @author Toby Allsopp ([EMAIL PROTECTED])
* @version $Revision: 1.1 $
*/
public interface DeployerMBean
extends ServiceMBean
{
// Constants -----------------------------------------------------
// Public --------------------------------------------------------
void deploy (String url)
throws MalformedURLException, IOException, DeploymentException;
void undeploy (String url)
throws MalformedURLException, IOException, DeploymentException;
boolean isDeployed (String url)
throws MalformedURLException, DeploymentException;
}
1.1 jboss/src/main/org/jboss/deployment/DeployerMBeanSupport.java
Index: DeployerMBeanSupport.java
===================================================================
/*
* JBoss, the OpenSource EJB server
*
* Distributable under LGPL license.
* See terms of license at gnu.org.
*/
package org.jboss.deployment;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.HashMap;
import java.util.Map;
import org.jboss.deployment.DeploymentException;
import org.jboss.util.ServiceMBeanSupport;
/**
* <description>
*
* @author Toby Allsopp ([EMAIL PROTECTED])
* @version $Revision: 1.1 $
*/
public abstract class DeployerMBeanSupport
extends ServiceMBeanSupport
implements DeployerMBean
{
// Constants -----------------------------------------------------
// Attributes ----------------------------------------------------
private Map deployments = new HashMap();
// Static --------------------------------------------------------
// Constructors --------------------------------------------------
// Public --------------------------------------------------------
// DeployerMBean implementation ----------------------------------
public void deploy (String url)
throws MalformedURLException, IOException, DeploymentException
{
URL u = new URL(url);
synchronized (deployments)
{
if (deployments.containsKey(u))
{
Object info = deployments.get(u);
try
{
undeploy(u, info);
}
catch (Throwable t)
{
log.exception(t);
if (t instanceof Exception)
{
if (t instanceof IOException) throw (IOException) t;
if (t instanceof DeploymentException)
throw (DeploymentException) t;
throw (RuntimeException) t;
}
throw (Error) t;
}
}
try
{
Object info = deploy(u);
deployments.put(u, info);
}
catch (Throwable t)
{
log.exception(t);
if (t instanceof Exception)
{
if (t instanceof IOException) throw (IOException) t;
if (t instanceof DeploymentException)
throw (DeploymentException) t;
throw (RuntimeException) t;
}
throw (Error) t;
}
}
}
public void undeploy (String url)
throws MalformedURLException, IOException, DeploymentException
{
URL u = new URL(url);
synchronized (deployments)
{
if (deployments.containsKey(u))
{
Object info = deployments.remove(u);
undeploy(u, info);
}
}
}
public boolean isDeployed (String url)
throws MalformedURLException, DeploymentException
{
URL u = new URL(url);
synchronized (deployments)
{
return deployments.containsKey(u);
}
}
// ServiceMBeanSupport overrides ---------------------------------
// Package protected ---------------------------------------------
// Protected -----------------------------------------------------
/**
* Retrieves the object associated with a deployment. This
* association is made during deployment using the object returned
* from <code>deploy(URL)</code>. If there is no such deployment,
* null is returned. Note that this is distinguishable from the
* case of a deployment with an null information object only using
* <code>isDeployed(URL)</code>.
*
* @param url the deployment for which information is required
* @return an object, possibly null
*/
protected Object getInfo(URL url)
{
return deployments.get(url);
}
/**
* Subclasses override to perform actual deployment.
*
* @param url the location to be deployed
* @return an object, possibly null, that will be passed back to
* <code>undeploy</code> and can be obtained using
* <code>getInfo(URL)</code>
*/
protected abstract Object deploy(URL url)
throws IOException, DeploymentException;
/**
* Subclasses override to perform any actions neccessary for
* undeployment.
*
* @param url the location to be undeployed
* @param info the object that was returned by the corresponding
* <code>deploy</code>
*/
protected abstract void undeploy(URL url, Object info)
throws IOException, DeploymentException;
// Private -------------------------------------------------------
// Inner classes -------------------------------------------------
}
1.1 jboss/src/main/org/jboss/deployment/DeploymentException.java
Index: DeploymentException.java
===================================================================
/*
* JBoss, the OpenSource EJB server
*
* Distributable under LGPL license.
* See terms of license at gnu.org.
*/
package org.jboss.deployment;
/**
* Thrown by a deployer if an application component could not be
* deployed.
*
* @see DeployerMBean
* @author Rickard �berg ([EMAIL PROTECTED])
* @author Toby Allsopp ([EMAIL PROTECTED])
* @version $Revision: 1.1 $
*/
public class DeploymentException
extends Exception
{
// Attributes ----------------------------------------------------
/** The root cause of this exception */
protected Exception cause;
// Static --------------------------------------------------------
// Constructors --------------------------------------------------
public DeploymentException(String message)
{
super(message);
}
public DeploymentException(String message, Exception e)
{
super(message);
cause = e;
}
// Public --------------------------------------------------------
public Exception getCause() { return cause; }
public String toString()
{
return cause == null ? super.toString()
: super.toString()+", Cause: "+cause;
}
}
