com.oracle.tools.util.PerpetualIterator Maven / Gradle / Ivy
/*
* File: PerpetualIterator.java
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package com.oracle.tools.util;
import java.util.Iterator;
/**
* An {@link Iterator} that perpetually returns the same value.
*
* Copyright (c) 2014. All Rights Reserved. Oracle Corporation.
* Oracle is a registered trademark of Oracle Corporation and/or its affiliates.
*
* @author Brian Oliver
*/
public class PerpetualIterator implements Iterator
{
/**
* The value to return for each {@link #next()} call.
*/
private T value;
/**
* Constructs an {@link PerpetualIterator}.
*
* @param value the value to return
*/
public PerpetualIterator(T value)
{
this.value = value;
}
@Override
public boolean hasNext()
{
return true;
}
@Override
public T next()
{
return value;
}
@Override
public void remove()
{
throw new UnsupportedOperationException("PerpetualIterator's don't support removing values");
}
}