org.ow2.jonas.lib.loader
Class MetaInfScanner

java.lang.Object
  org.ow2.jonas.lib.loader.MetaInfScanner

All Implemented Interfaces:

IMetaInfLocator

public class MetaInfScanner
extends Object
implements IMetaInfLocator

This class will track all META-INF/ resources (except MANIFEST) so that we can get URL for META-INF/services/* key for example.

Author:

Florent Benoit

Constructor Summary

MetaInfScanner(org.osgi.framework.BundleContext bundleContext)
Default constructor for the given bundle context.

Method Summary

URL	getResource(String name) Gets an URL for a given resource name.
InputStream	getResourceAsStream(String name) Gets inputstream for the given name.
Enumeration<URL>	getResources(String name) Gets list of URL for the given resource name.
void	start() Register the service when we start.
void	stop() Stop the locator and stop tracking entries.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MetaInfScanner

public MetaInfScanner(org.osgi.framework.BundleContext bundleContext)

Default constructor for the given bundle context.

Parameters:

bundleContext - the bundle context

Method Detail

start

public void start()

Register the service when we start. So we will track META-INF/ entries

stop

public void stop()

Stop the locator and stop tracking entries.

getResource

public URL getResource(String name)

Gets an URL for a given resource name.

Specified by:

getResource in interface IMetaInfLocator

Parameters:

name - the name to search

Returns:

value else null if not found

getResourceAsStream

public InputStream getResourceAsStream(String name)

Gets inputstream for the given name.

Specified by:

getResourceAsStream in interface IMetaInfLocator

Parameters:

name - the name to search

Returns:

value else null if not found

getResources

public Enumeration<URL> getResources(String name)
                              throws IOException

Gets list of URL for the given resource name.

Specified by:

getResources in interface IMetaInfLocator

Parameters:

name - the name to search

Returns:

value else null if not found

Throws:

IOException - if there is an error while searching entry