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Diffstat (limited to 'jpa/plugins/org.eclipse.jpt.utility/src/org/eclipse/jpt/utility/internal/model/value/TransformationWritablePropertyValueModel.java')
-rw-r--r--jpa/plugins/org.eclipse.jpt.utility/src/org/eclipse/jpt/utility/internal/model/value/TransformationWritablePropertyValueModel.java131
1 files changed, 0 insertions, 131 deletions
diff --git a/jpa/plugins/org.eclipse.jpt.utility/src/org/eclipse/jpt/utility/internal/model/value/TransformationWritablePropertyValueModel.java b/jpa/plugins/org.eclipse.jpt.utility/src/org/eclipse/jpt/utility/internal/model/value/TransformationWritablePropertyValueModel.java
deleted file mode 100644
index f4bf546a25..0000000000
--- a/jpa/plugins/org.eclipse.jpt.utility/src/org/eclipse/jpt/utility/internal/model/value/TransformationWritablePropertyValueModel.java
+++ /dev/null
@@ -1,131 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2008, 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.utility.internal.model.value;
-
-import org.eclipse.jpt.utility.internal.BidiTransformer;
-import org.eclipse.jpt.utility.model.value.WritablePropertyValueModel;
-
-/**
- * A <code>TransformationWritablePropertyValueModel</code> wraps another
- * {@link WritablePropertyValueModel} and uses a {@link BidiTransformer}
- * to:<ul>
- * <li>transform the wrapped value before it is returned by {@link #getValue()}
- * <li>"reverse-transform" the new value that comes in via
- * {@link #setValue(Object)}
- * </ul>
- * As an alternative to building a {@link BidiTransformer},
- * a subclass of <code>TransformationWritablePropertyValueModel</code> can
- * override {@link #transform_(Object)} and {@link #reverseTransform_(Object)};
- * or, if something other than null should be returned when the wrapped value
- * is null or the new value is null, override {@link #transform(Object)}
- * and {@link #reverseTransform(Object)}.
- */
-public class TransformationWritablePropertyValueModel<T1, T2>
- extends TransformationPropertyValueModel<T1, T2>
- implements WritablePropertyValueModel<T2>
-{
-
- // ********** constructors/initialization **********
-
- /**
- * Construct a writable property value model with the specified nested
- * writable property value model and the default bidi transformer.
- * Use this constructor if you want to override the
- * {@link #transform_(Object)} and {@link #reverseTransform_(Object)}
- * (or {@link #transform(Object)} and {@link #reverseTransform(Object)})
- * methods instead of building a {@link BidiTransformer}.
- */
- public TransformationWritablePropertyValueModel(WritablePropertyValueModel<T1> valueHolder) {
- super(valueHolder);
- }
-
- /**
- * Construct a writable property value model with the specified nested
- * writable property value model and bidi transformer.
- */
- public TransformationWritablePropertyValueModel(WritablePropertyValueModel<T1> valueHolder, BidiTransformer<T1, T2> transformer) {
- super(valueHolder, transformer);
- }
-
- @Override
- protected BidiTransformer<T1, T2> buildTransformer() {
- return new DefaultBidiTransformer();
- }
-
-
- // ********** WritablePropertyValueModel implementation **********
-
- public void setValue(T2 value) {
- // "reverse-transform" the object before passing it to the the nested value model
- this.getValueHolder().setValue(this.reverseTransform(value));
- }
-
-
- // ********** behavior **********
-
- /**
- * "Reverse-transform" the specified value and return the result.
- * This is called by {@link #setValue(Object)}.
- */
- protected T1 reverseTransform(T2 value) {
- return this.getTransformer().reverseTransform(value);
- }
-
- /**
- * "Reverse-transform" the specified, non-<code>null</code>,
- * value and return the result.
- */
- protected T1 reverseTransform_(@SuppressWarnings("unused") T2 value) {
- throw new RuntimeException("This method was not overridden."); //$NON-NLS-1$
- }
-
-
- // ********** queries **********
-
- /**
- * Our constructors accept only a {@link WritablePropertyValueModel<T1>},
- * so this cast should be safe.
- */
- @SuppressWarnings("unchecked")
- protected WritablePropertyValueModel<T1> getValueHolder() {
- return (WritablePropertyValueModel<T1>) this.valueHolder;
- }
-
- /**
- * Our constructors accept only a {@link BidiTransformer<T1, T2>},
- * so this cast should be safe.
- */
- protected BidiTransformer<T1, T2> getTransformer() {
- return (BidiTransformer<T1, T2>) this.transformer;
- }
-
-
- // ********** default bidi transformer **********
-
- /**
- * The default bidi transformer will return <code>null</code> if the
- * wrapped value is <code>null</code>.
- * If the wrapped value is not <code>null</code>, it is transformed by a subclass
- * implementation of {@link #transform_(Object)}.
- * The default bidi transformer will also return <code>null</code>
- * if the new value is <code>null</code>.
- * If the new value is not <code>null</code>, it is reverse-transformed
- * by a subclass implementation of {@link #reverseTransform_(Object)}.
- */
- protected class DefaultBidiTransformer
- extends DefaultTransformer
- implements BidiTransformer<T1, T2>
- {
- public T1 reverseTransform(T2 value) {
- return (value == null) ? null : TransformationWritablePropertyValueModel.this.reverseTransform_(value);
- }
- }
-
-}

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