ddf.catalog.util.impl

Class FirstElementServiceSelectionStrategy<T>

java.lang.Object

ddf.catalog.util.impl.FirstElementServiceSelectionStrategy<T>

Type Parameters:

T - - The type of the service to be returned. ServiceSelectionStrategy

All Implemented Interfaces:

ServiceSelectionStrategy<T>

public class FirstElementServiceSelectionStrategy<T>
extends Object
implements ServiceSelectionStrategy<T>

This is a basic implementation of ServiceSelectionStrategy which returns the first element from the supplied java.util.SortedSet.

Constructor Summary

Constructors

Constructor and Description
FirstElementServiceSelectionStrategy()

Method Summary

Modifier and Type	Method and Description
org.osgi.framework.ServiceReference<T>	selectService(SortedSet<org.osgi.framework.ServiceReference<T>> serviceSet)

Methods inherited from class java.lang.Object

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

Constructor Detail

FirstElementServiceSelectionStrategy

public FirstElementServiceSelectionStrategy()

Method Detail

selectService

public org.osgi.framework.ServiceReference<T> selectService(SortedSet<org.osgi.framework.ServiceReference<T>> serviceSet)

Specified by:

selectService in interface ServiceSelectionStrategy<T>

Parameters:

serviceSet - - An unmodifiable, sorted list of all services bound to the ServiceSelector instance.

Returns:

the first element of serviceSet.