diff options
Diffstat (limited to 'jpa/plugins/org.eclipse.jpt.utility/src/org/eclipse/jpt/utility/internal/model/value/SimpleCollectionValueModel.java')
-rw-r--r-- | jpa/plugins/org.eclipse.jpt.utility/src/org/eclipse/jpt/utility/internal/model/value/SimpleCollectionValueModel.java | 188 |
1 files changed, 0 insertions, 188 deletions
diff --git a/jpa/plugins/org.eclipse.jpt.utility/src/org/eclipse/jpt/utility/internal/model/value/SimpleCollectionValueModel.java b/jpa/plugins/org.eclipse.jpt.utility/src/org/eclipse/jpt/utility/internal/model/value/SimpleCollectionValueModel.java deleted file mode 100644 index 87cab8e322..0000000000 --- a/jpa/plugins/org.eclipse.jpt.utility/src/org/eclipse/jpt/utility/internal/model/value/SimpleCollectionValueModel.java +++ /dev/null @@ -1,188 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2007, 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 java.util.Collection; -import java.util.Iterator; -import org.eclipse.jpt.utility.internal.CollectionTools; -import org.eclipse.jpt.utility.internal.HashBag; -import org.eclipse.jpt.utility.internal.model.AbstractModel; -import org.eclipse.jpt.utility.internal.model.ChangeSupport; -import org.eclipse.jpt.utility.internal.model.SingleAspectChangeSupport; -import org.eclipse.jpt.utility.model.listener.CollectionChangeListener; -import org.eclipse.jpt.utility.model.value.CollectionValueModel; -import org.eclipse.jpt.utility.model.value.WritableCollectionValueModel; - -/** - * Implementation of {@link WritableCollectionValueModel} and {@link Collection} - * that simply holds a collection and notifies listeners of any changes. - */ -public class SimpleCollectionValueModel<E> - extends AbstractModel - implements WritableCollectionValueModel<E>, Collection<E> -{ - /** The collection. */ - protected final Collection<E> collection; - - - // ********** constructors ********** - - /** - * Construct a collection value model for the specified collection. - */ - public SimpleCollectionValueModel(Collection<E> collection) { - super(); - if (collection == null) { - throw new NullPointerException(); - } - this.collection = collection; - } - - /** - * Construct a collection value model with an empty initial collection. - */ - public SimpleCollectionValueModel() { - this(new HashBag<E>()); - } - - @Override - protected ChangeSupport buildChangeSupport() { - return new SingleAspectChangeSupport(this, CollectionChangeListener.class, VALUES); - } - - - // ********** CollectionValueModel implementation ********** - - public Iterator<E> iterator() { - return new LocalIterator<E>(this.collection.iterator()); - } - - public int size() { - return this.collection.size(); - } - - - // ********** WritableCollectionValueModel implementation ********** - - /** - * Allow the collection's elements to be replaced. - */ - public void setValues(Iterable<E> values) { - if (values == null) { - throw new NullPointerException(); - } - this.collection.clear(); - CollectionTools.addAll(this.collection, values); - this.fireCollectionChanged(VALUES, this.collection); - } - - - // ********** Collection implementation ********** - - public boolean isEmpty() { - return this.collection.isEmpty(); - } - - public boolean contains(Object o) { - return this.collection.contains(o); - } - - public Object[] toArray() { - return this.collection.toArray(); - } - - public <T extends Object> T[] toArray(T[] a) { - return this.collection.toArray(a); - } - - public boolean add(E o) { - return this.addItemToCollection(o, this.collection, VALUES); - } - - public boolean remove(Object o) { - return this.removeItemFromCollection(o, this.collection, VALUES); - } - - public boolean containsAll(Collection<?> c) { - return this.collection.containsAll(c); - } - - public boolean addAll(Collection<? extends E> c) { - return this.addItemsToCollection(c, this.collection, VALUES); - } - - public boolean removeAll(Collection<?> c) { - return this.removeItemsFromCollection(c, this.collection, VALUES); - } - - public boolean retainAll(Collection<?> c) { - return this.retainItemsInCollection(c, this.collection, VALUES); - } - - public void clear() { - this.clearCollection(this.collection, VALUES); - } - - @Override - public boolean equals(Object o) { - if (o == this) { - return true; - } - if ((o instanceof Collection<?>) && (o instanceof CollectionValueModel<?>)) { - Collection<E> c1 = CollectionTools.collection(this.collection); - @SuppressWarnings("unchecked") - Collection<E> c2 = CollectionTools.collection(((Collection<E>) o).iterator()); - return c1.equals(c2); - } - return false; - } - - @Override - public int hashCode() { - return CollectionTools.collection(this.collection).hashCode(); - } - - - // ********** miscellaneous ********** - - @Override - public void toString(StringBuilder sb) { - sb.append(this.collection); - } - - - // ********** iterator ********** - - private class LocalIterator<T> implements Iterator<T> { - private final Iterator<T> iterator; - private T next; - - LocalIterator(Iterator<T> iterator) { - super(); - this.iterator = iterator; - } - - public boolean hasNext() { - return this.iterator.hasNext(); - } - - public T next() { - return this.next = this.iterator.next(); - } - - @SuppressWarnings("synthetic-access") - public void remove() { - this.iterator.remove(); - SimpleCollectionValueModel.this.fireItemRemoved(VALUES, this.next); - } - - } - -} |