diff options
Diffstat (limited to 'common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/iterators/SingleElementIterator.java')
-rw-r--r-- | common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/iterators/SingleElementIterator.java | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/iterators/SingleElementIterator.java b/common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/iterators/SingleElementIterator.java deleted file mode 100644 index a6a743d1c7..0000000000 --- a/common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/iterators/SingleElementIterator.java +++ /dev/null @@ -1,67 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2005, 2009 Oracle. All rights reserved. - * This program and the accompanying materials are made available under the - * terms of the Eclipse Public License v1.0, which accompanies this distribution - * and is available at http://www.eclipse.org/legal/epl-v10.html. - * - * Contributors: - * Oracle - initial API and implementation - ******************************************************************************/ -package org.eclipse.jpt.common.utility.internal.iterators; - -import java.util.Iterator; -import java.util.NoSuchElementException; -import org.eclipse.jpt.common.utility.internal.StringTools; - -/** - * A <code>SingleElementIterator</code> holds a single element - * and returns it with the first call to {@link #next()}, at - * which point it will return <code>false</code> to any subsequent - * call to {@link #hasNext()}. - * <p> - * A <code>SingleElementIterator</code> is equivalent to the - * {@link Iterator} returned by: - * {@link java.util.Collections#singleton(Object element)}<code>.iterator()</code> - * - * @param <E> the type of elements returned by the iterator - * - * @see org.eclipse.jpt.common.utility.internal.iterables.SingleElementIterable - */ -public class SingleElementIterator<E> - implements Iterator<E> -{ - private final E element; - private boolean done; - - - /** - * Construct an iterator that returns only the specified element. - */ - public SingleElementIterator(E element) { - super(); - this.element = element; - this.done = false; - } - - public boolean hasNext() { - return ! this.done; - } - - public E next() { - if (this.done) { - throw new NoSuchElementException(); - } - this.done = true; - return this.element; - } - - public void remove() { - throw new UnsupportedOperationException(); - } - - @Override - public String toString() { - return StringTools.buildToStringFor(this, this.element); - } - -} |