/*
* Copyright (c) 2012-2014, Parallel Universe Software Co. All rights reserved.
*
* This program and the accompanying materials are dual-licensed under
* either the terms of the Eclipse Public License v1.0 as published by
* the Eclipse Foundation
*
* or (per the licensee's choosing)
*
* under the terms of the GNU Lesser General Public License version 3.0
* as published by the Free Software Foundation.
*/
package co.paralleluniverse.common.collection;
import gnu.trove.iterator.TLongIterator;
/**
*
* @author pron
*/
public class TLongRange extends TLongAbstractCollection {
final long start;
final int length;
public TLongRange(long start, int length) {
this.start = start;
this.length = length;
}
@Override
public int size() {
return length;
}
@Override
public TLongIterator iterator() {
return new TLongIterator() {
private int nextIndex = 0;
@Override
public boolean hasNext() {
return nextIndex < length;
}
@Override
public long next() {
return start + (nextIndex++);
}
@Override
public void remove() {
throw new UnsupportedOperationException();
}
};
}
@Override
public boolean contains(long entry) {
return (entry >= start && entry < (start + length));
}
@Override
public boolean remove(long entry) {
throw new UnsupportedOperationException();
}
@Override
public void clear() {
throw new UnsupportedOperationException();
}
}