/*
* 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.File;
import java.io.InputStream;
import java.util.Dictionary;
/**
* The bundle's execution context.
*/
public interface BundleContext
{
/**
* Returns the bundle property. Search the Framework properties,
* then the system properties
*/
public String getProperty(String key);
/**
* Returns the Bundle for this context
*/
public Bundle getBundle();
/**
* Installs a bundle from the location string
*/
public Bundle installBundle(String location)
throws BundleException;
/**
* Installs a bundle from an input stream.
*/
public Bundle installBundle(String location,
InputStream is)
throws BundleException;
/**
* Returns the bundle with the given id.
*/
public Bundle getBundle(long id);
/**
* Returns all the installed bundles
*/
public Bundle []getBundles();
/**
* Adds a listener for service events
*/
public void addServiceListener(ServiceListener listener,
String filter)
throws InvalidSyntaxException;
/**
* Adds a listener for service events
*/
public void addServiceListener(ServiceListener listener);
/**
* Removes a listener for service events
*/
public void removeServiceListener(ServiceListener listener);
/**
* Adds a listener for bundle events
*/
public void addBundleListener(BundleListener listener);
/**
* Removes a listener for bundle events
*/
public void removeBundleListener(BundleListener listener);
/**
* Adds a listener for framework events
*/
public void addFrameworkListener(FrameworkListener listener);
/**
* Removes a listener for framework events
*/
public void removeFrameworkListener(FrameworkListener listener);
/**
* Registers a service
*/
public ServiceRegistration registerService(String []classNames,
Object service,
Dictionary properties);
/**
* Registers a service
*/
public ServiceRegistration registerService(String className,
Object service,
Dictionary properties);
/**
* Returns matching services.
*/
public ServiceReference []getServiceReferences(String className,
String filter)
throws InvalidSyntaxException;
/**
* Returns all matching services.
*/
public ServiceReference []getAllServiceReferences(String className,
String filter)
throws InvalidSyntaxException;
/**
* Returns a service reference
*/
public ServiceReference getServiceReference(String className);
/**
* Returns the service object for the service
*/
public Object getService(ServiceReference reference);
/**
* Release the service object for the service
*/
public boolean ungetService(ServiceReference reference);
/**
* Returns a data storage area for the bundle
*/
public File getDataFile(String fileName);
/**
* Creates a filter
*/
public Filter createFilter(String filter)
throws InvalidSyntaxException;
}