org.eclipse.gemini.blueprint.service.importer.support.internal.aop

Class ServiceProviderTCCLInterceptor

java.lang.Object

org.eclipse.gemini.blueprint.service.importer.support.internal.aop.ServiceProviderTCCLInterceptor

All Implemented Interfaces:

org.aopalliance.aop.Advice, org.aopalliance.intercept.Interceptor, org.aopalliance.intercept.MethodInterceptor

public class ServiceProviderTCCLInterceptor
extends java.lang.Object
implements org.aopalliance.intercept.MethodInterceptor

Special Thread Context ClassLoading handling interceptor dealing with "service-provided" case, in which the backing service reference can be updated which requires update of the classloader used as TCCL. This interceptor requires registration of a dedicated OsgiServiceLifecycleListener which updates the classloader used.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	ServiceProviderTCCLInterceptor.ServiceProviderTCCLListener

Field Summary

Fields

Modifier and Type	Field and Description
private static int	hashCode
private java.lang.Object	lock internal lock used for synchronized access to the serviceBundle
private org.osgi.framework.Bundle	serviceBundle
private java.lang.ClassLoader	serviceClassLoader

Constructor Summary

Constructors

Constructor and Description
ServiceProviderTCCLInterceptor()

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object other)
private java.lang.ClassLoader	getServiceProvidedClassLoader()
int	hashCode()
java.lang.Object	invoke(org.aopalliance.intercept.MethodInvocation invocation)
private java.lang.Object	invokePrivileged(org.aopalliance.intercept.MethodInvocation invocation)
private java.lang.Object	invokeUnprivileged(org.aopalliance.intercept.MethodInvocation invocation)
private void	setServiceProvidedClassLoader(org.osgi.framework.Bundle serviceBundle)

Methods inherited from class java.lang.Object

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

Field Detail

hashCode

private static final int hashCode

lock

private final java.lang.Object lock

internal lock used for synchronized access to the serviceBundle

serviceBundle

private org.osgi.framework.Bundle serviceBundle

serviceClassLoader

private java.lang.ClassLoader serviceClassLoader

Constructor Detail

ServiceProviderTCCLInterceptor

public ServiceProviderTCCLInterceptor()

Method Detail

invoke

public java.lang.Object invoke(org.aopalliance.intercept.MethodInvocation invocation)
                        throws java.lang.Throwable

Specified by:

invoke in interface org.aopalliance.intercept.MethodInterceptor

Throws:

java.lang.Throwable

invokePrivileged

private java.lang.Object invokePrivileged(org.aopalliance.intercept.MethodInvocation invocation)
                                   throws java.lang.Throwable

Throws:

java.lang.Throwable

invokeUnprivileged

private java.lang.Object invokeUnprivileged(org.aopalliance.intercept.MethodInvocation invocation)
                                     throws java.lang.Throwable

Throws:

java.lang.Throwable

getServiceProvidedClassLoader

private java.lang.ClassLoader getServiceProvidedClassLoader()

setServiceProvidedClassLoader

private void setServiceProvidedClassLoader(org.osgi.framework.Bundle serviceBundle)

equals

public boolean equals(java.lang.Object other)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object