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Hibernate's core ORM functionality
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or .
*/
package org.hibernate.internal.util.collections;
import java.util.Iterator;
/**
* @author Gavin King
*/
public final class SingletonIterator implements Iterator {
private T value;
private boolean hasNext = true;
public boolean hasNext() {
return hasNext;
}
public T next() {
if (hasNext) {
hasNext = false;
return value;
}
else {
throw new IllegalStateException();
}
}
public void remove() {
throw new UnsupportedOperationException();
}
public SingletonIterator(T value) {
this.value = value;
}
}