org.eclipse.jetty.deploy.App Maven / Gradle / Ivy
// ========================================================================
// Copyright (c) Webtide LLC
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.apache.org/licenses/LICENSE-2.0.txt
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
package org.eclipse.jetty.deploy;
import org.eclipse.jetty.server.handler.ContextHandler;
import org.eclipse.jetty.util.AttributesMap;
import org.omg.CORBA.portable.ApplicationException;
/**
* The information about an App that is managed by the {@link DeploymentManager}
*/
public class App
{
private final DeploymentManager _manager;
private final AppProvider _provider;
private final String _originId;
private ContextHandler _context;
/**
* Create an App with specified Origin ID and archivePath
*
* @param originId
* the origin ID (The ID that the {@link AppProvider} knows
* about)
* @see App#getOriginId()
* @see App#getContextId()
*/
public App(DeploymentManager manager, AppProvider provider, String originId)
{
_manager = manager;
_provider = provider;
_originId = originId;
}
/**
* Create an App with specified Origin ID and archivePath
*
* @param originId
* the origin ID (The ID that the {@link AppProvider} knows
* about)
* @see App#getOriginId()
* @see App#getContextId()
* @param context
* Some implementations of AppProvider might have to use an
* already created ContextHandler.
*/
public App(DeploymentManager manager, AppProvider provider, String originId, ContextHandler context)
{
this(manager,provider,originId);
_context = context;
}
/* ------------------------------------------------------------ */
/**
* @return The deployment manager
*/
public DeploymentManager getDeploymentManager()
{
return _manager;
}
/* ------------------------------------------------------------ */
/**
* @return The AppProvider
*/
public AppProvider getAppProvider()
{
return _provider;
}
/**
* Get ContextHandler for the App.
*
* Create it if needed.
*
* @return the {@link ContextHandler} to use for the App when fully started.
* (Portions of which might be ignored when App is not yet
* {@link AppLifeCycle#DEPLOYED} or {@link AppLifeCycle#STARTED})
* @throws Exception
*/
public ContextHandler getContextHandler() throws Exception
{
if (_context == null)
{
_context = getAppProvider().createContextHandler(this);
AttributesMap attributes = _manager.getContextAttributes();
if (attributes!=null && attributes.size()>0)
{
// Merge the manager attributes under the existing attributes
attributes = new AttributesMap(attributes);
attributes.addAll(_context.getAttributes());
_context.setAttributes(attributes);
}
}
return _context;
}
/**
* The unique id of the {@link App} relating to how it is installed on the
* jetty server side.
*
* @return the generated Id for the App.
*/
public String getContextId()
{
if (this._context == null)
{
return null;
}
return this._context.getContextPath();
}
/**
* The origin of this {@link App} as specified by the {@link AppProvider}
*
* @return String representing the origin of this app.
*/
public String getOriginId()
{
return this._originId;
}
@Override
public String toString()
{
return "App[" + _context + "," + _originId + "]";
}
}