/*
* Copyright (c) 2012,2013 Big Switch Networks, Inc.
*
* Licensed under the Eclipse Public License, Version 1.0 (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.eclipse.org/legal/epl-v10.html
*
* 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.
*
* This file incorporates work covered by the following copyright and
* permission notice:
*
* Originally created by David Erickson, Stanford University
*
* Licensed 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.sdnplatform.devicemanager.internal;
import java.util.Iterator;
/**
* An iterator for handling device index queries
*/
public class DeviceIndexInterator implements Iterator<Device> {
private DeviceManagerImpl deviceManager;
private Iterator<Long> subIterator;
/**
* Construct a new device index iterator referring to a device manager
* instance and an iterator over device keys
*
* @param deviceManager the device manager
* @param subIterator an iterator over device keys
*/
public DeviceIndexInterator(DeviceManagerImpl deviceManager,
Iterator<Long> subIterator) {
super();
this.deviceManager = deviceManager;
this.subIterator = subIterator;
}
@Override
public boolean hasNext() {
return subIterator.hasNext();
}
@Override
public Device next() {
Long next = subIterator.next();
return deviceManager.deviceMap.get(next);
}
@Override
public void remove() {
subIterator.remove();
}
}