/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package org.osgi.framework;
import java.io.InputStream;
import java.io.IOException;
import java.net.URL;
import java.util.Dictionary;
import java.util.Enumeration;
/**
* A reference to a service
*/
public interface ServiceReference extends Comparable
{
/**
* Returns the service's property
*/
public Object getProperty(String key);
/**
* Returns all the service's property keys
*/
public String []getPropertyKeys();
/**
* Returns the bundle that registered the service
*/
public Bundle getBundle();
/**
* Returns the bundles using the service
*/
public Bundle []getUsingBundles();
/**
* Checks if the bundled which registered the service uses this class name
*/
public boolean isAssignableTo(Bundle bundle,
String className);
/**
* Compares to another reference for ordering
*/
public int compareTo(Object reference);
}