/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.felix.scr.impl.manager;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceObjects;
import org.osgi.framework.ServiceReference;
/**
* @version $Rev$ $Date$
*/
public abstract class RefPair<S, T>
{
private final ServiceReference<T> ref;
boolean failed;
volatile boolean deleted;
public RefPair( ServiceReference<T> ref )
{
this.ref = ref;
}
public ServiceReference<T> getRef()
{
return ref;
}
public ServiceObjects<T> getServiceObjects()
{
return null;
}
public abstract boolean getServiceObject( ComponentContextImpl<S> key, BundleContext context );
public abstract T getServiceObject(ComponentContextImpl<S> key);
public abstract boolean setServiceObject( ComponentContextImpl<S> key, T serviceObject );
public abstract T unsetServiceObject(ComponentContextImpl<S> key);
public void setFailed( )
{
this.failed = true;
}
public boolean isFailed()
{
return failed;
}
public boolean isDeleted()
{
return deleted;
}
public void markDeleted()
{
this.deleted = true;
}
}