org.eclipse.gemini.blueprint.context.support

Class TrackingUtil.OsgiServiceHandler

java.lang.Object

org.eclipse.gemini.blueprint.context.support.TrackingUtil.OsgiServiceHandler

All Implemented Interfaces:

java.lang.reflect.InvocationHandler

Enclosing class:

TrackingUtil

private static class TrackingUtil.OsgiServiceHandler
extends java.lang.Object
implements java.lang.reflect.InvocationHandler

JDK Proxy invocation handler that delegates all calls to services found in the OSGi space at the time of the call, falling back to a given object.

Field Summary

Fields

Modifier and Type	Field and Description
private boolean	bundleContextInvalidated flag used to bypass the OSGi space if the context becomes unavailable
private org.osgi.framework.BundleContext	context
private java.lang.Object	fallbackObject
private java.lang.String	filter
private java.lang.String	filterClassName
private boolean	securityOn

Constructor Summary

Constructors

Constructor and Description
OsgiServiceHandler(java.lang.Object fallbackObject, org.osgi.framework.BundleContext bundleContext, java.lang.String filterClass, java.lang.String filter)

Method Summary

Modifier and Type	Method and Description
private java.lang.Object	getTarget(org.osgi.framework.BundleContext context, java.lang.String filter)
java.lang.Object	invoke(java.lang.Object proxy, java.lang.reflect.Method method, java.lang.Object[] args)

Methods inherited from class java.lang.Object

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

Field Detail

fallbackObject

private final java.lang.Object fallbackObject

context

private final org.osgi.framework.BundleContext context

filterClassName

private final java.lang.String filterClassName

filter

private final java.lang.String filter

securityOn

private final boolean securityOn

bundleContextInvalidated

private volatile boolean bundleContextInvalidated

flag used to bypass the OSGi space if the context becomes unavailable

Constructor Detail

OsgiServiceHandler

public OsgiServiceHandler(java.lang.Object fallbackObject,
                          org.osgi.framework.BundleContext bundleContext,
                          java.lang.String filterClass,
                          java.lang.String filter)

Method Detail

invoke

public java.lang.Object invoke(java.lang.Object proxy,
                               java.lang.reflect.Method method,
                               java.lang.Object[] args)
                        throws java.lang.Throwable

Specified by:

invoke in interface java.lang.reflect.InvocationHandler

Throws:

java.lang.Throwable

getTarget

private java.lang.Object getTarget(org.osgi.framework.BundleContext context,
                                   java.lang.String filter)