/*
* Copyright 2014 Goldman Sachs.
*
* 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 com.gs.collections.impl.lazy.iterator;
import java.util.Iterator;
import com.gs.collections.api.block.procedure.Procedure;
public class TapIterator<T> implements Iterator<T>
{
private final Iterator<T> iterator;
private final Procedure<? super T> procedure;
public TapIterator(Iterable<T> iterable, Procedure<? super T> procedure)
{
this(iterable.iterator(), procedure);
}
public TapIterator(Iterator<T> iterator, Procedure<? super T> procedure)
{
this.iterator = iterator;
this.procedure = procedure;
}
public boolean hasNext()
{
return this.iterator.hasNext();
}
public T next()
{
T next = this.iterator.next();
this.procedure.value(next);
return next;
}
public void remove()
{
throw new UnsupportedOperationException("Cannot remove from a tap iterator");
}
}