org.apache.felix.scr.impl.manager

Class DependencyManager<S,T>

java.lang.Object

org.apache.felix.scr.impl.manager.DependencyManager<S,T>

All Implemented Interfaces:

ReferenceManager<S,T>

public class DependencyManager<S,T>
extends Object
implements ReferenceManager<S,T>

The DependencyManager manages the references to services declared by a single <reference>

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DependencyManager.OpenStatus<S,T>

Method Summary

Modifier and Type	Method and Description
boolean	cardinalitySatisfied(int serviceCount)
String	getName() Returns the name of the service reference.
ReferenceMetadata	getReferenceMetadata()
List<org.osgi.framework.ServiceReference<?>>	getServiceReferences() Returns an array of ServiceReference instances of all services this instance is bound to or null if no services are actually bound.
String	getTarget() Returns the target filter of this dependency as a string or null if this dependency has no target filter set.
boolean	hasGetPermission() Returns true if the component providing bundle has permission to get the service described by this reference.
void	invokeBindMethodLate(org.osgi.framework.ServiceReference<T> ref, int trackingCount)
boolean	isSatisfied() Returns true if this dependency manager is satisfied, that is if either the dependency is optional or the number of services registered in the framework and available to this dependency manager is not zero.
String	toString()

Methods inherited from class java.lang.Object

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

Method Detail

cardinalitySatisfied

public boolean cardinalitySatisfied(int serviceCount)

getServiceReferences

public List<org.osgi.framework.ServiceReference<?>> getServiceReferences()

Description copied from interface: ReferenceManager

Returns an array of ServiceReference instances of all services this instance is bound to or null if no services are actually bound.

Specified by:

getServiceReferences in interface ReferenceManager<S,T>

getName

public String getName()

Description copied from interface: ReferenceManager

Returns the name of the service reference.

Specified by:

getName in interface ReferenceManager<S,T>

getReferenceMetadata

public ReferenceMetadata getReferenceMetadata()

isSatisfied

public boolean isSatisfied()

Returns true if this dependency manager is satisfied, that is if either the dependency is optional or the number of services registered in the framework and available to this dependency manager is not zero.

Specified by:

isSatisfied in interface ReferenceManager<S,T>

hasGetPermission

public boolean hasGetPermission()

Returns true if the component providing bundle has permission to get the service described by this reference.

invokeBindMethodLate

public void invokeBindMethodLate(org.osgi.framework.ServiceReference<T> ref,
                                 int trackingCount)

getTarget

public String getTarget()

Description copied from interface: ReferenceManager

Returns the target filter of this dependency as a string or null if this dependency has no target filter set.

Specified by:

getTarget in interface ReferenceManager<S,T>

Returns:

The target filter of this dependency or null if none is set.

toString

public String toString()

Overrides:

toString in class Object