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Diffstat (limited to 'jpa/plugins/org.eclipse.jpt.utility/src/org/eclipse/jpt/utility/internal/iterators/TransformationListIterator.java')
-rw-r--r--jpa/plugins/org.eclipse.jpt.utility/src/org/eclipse/jpt/utility/internal/iterators/TransformationListIterator.java108
1 files changed, 0 insertions, 108 deletions
diff --git a/jpa/plugins/org.eclipse.jpt.utility/src/org/eclipse/jpt/utility/internal/iterators/TransformationListIterator.java b/jpa/plugins/org.eclipse.jpt.utility/src/org/eclipse/jpt/utility/internal/iterators/TransformationListIterator.java
deleted file mode 100644
index 087fc11046..0000000000
--- a/jpa/plugins/org.eclipse.jpt.utility/src/org/eclipse/jpt/utility/internal/iterators/TransformationListIterator.java
+++ /dev/null
@@ -1,108 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2005, 2007 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.utility.internal.iterators;
-
-import java.util.ListIterator;
-import org.eclipse.jpt.utility.internal.StringTools;
-import org.eclipse.jpt.utility.internal.Transformer;
-
-/**
- * A <code>TransformationListIterator</code> wraps another <code>ListIterator</code>
- * and transforms its results for client consumption. To use, supply a
- * <code>Transformer</code> or subclass <code>TransformationIterator</code>
- * and override the <code>transform(Object)</code> method.
- *
- * The methods <code>set(Object)</code> and <code>add(Object)</code>
- * are left unsupported in this class.
- */
-public class TransformationListIterator<E1, E2>
- implements ListIterator<E2>
-{
- private final ListIterator<? extends E1> nestedIterator;
- private final Transformer<E1, ? extends E2> transformer;
-
-
- /**
- * Construct an iterator with the specified nested iterator
- * and a disabled transformer.
- * Use this constructor if you want to override the
- * <code>transform(Object)</code> method instead of building
- * a <code>Transformer</code>.
- */
- public TransformationListIterator(ListIterator<? extends E1> nestedIterator) {
- this(nestedIterator, Transformer.Disabled.<E1, E2>instance());
- }
-
- /**
- * Construct an iterator with the specified nested iterator
- * and transformer.
- */
- public TransformationListIterator(ListIterator<? extends E1> nestedIterator, Transformer<E1, ? extends E2> transformer) {
- super();
- this.nestedIterator = nestedIterator;
- this.transformer = transformer;
- }
-
- public boolean hasNext() {
- // delegate to the nested iterator
- return this.nestedIterator.hasNext();
- }
-
- public E2 next() {
- // transform the object returned by the nested iterator before returning it
- return this.transform(this.nestedIterator.next());
- }
-
- public int nextIndex() {
- // delegate to the nested iterator
- return this.nestedIterator.nextIndex();
- }
-
- public boolean hasPrevious() {
- // delegate to the nested iterator
- return this.nestedIterator.hasPrevious();
- }
-
- public E2 previous() {
- // transform the object returned by the nested iterator before returning it
- return this.transform(this.nestedIterator.previous());
- }
-
- public int previousIndex() {
- // delegate to the nested iterator
- return this.nestedIterator.previousIndex();
- }
-
- public void add(E2 o) {
- throw new UnsupportedOperationException();
- }
-
- public void set(E2 o) {
- throw new UnsupportedOperationException();
- }
-
- public void remove() {
- // delegate to the nested iterator
- this.nestedIterator.remove();
- }
-
- /**
- * Transform the specified object and return the result.
- */
- protected E2 transform(E1 next) {
- return this.transformer.transform(next);
- }
-
- @Override
- public String toString() {
- return StringTools.buildToStringFor(this, this.nestedIterator);
- }
-
-}

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