diff options
Diffstat (limited to 'common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/model/value/ItemPropertyListValueModelAdapter.java')
-rw-r--r-- | common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/model/value/ItemPropertyListValueModelAdapter.java | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/model/value/ItemPropertyListValueModelAdapter.java b/common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/model/value/ItemPropertyListValueModelAdapter.java deleted file mode 100644 index e464360242..0000000000 --- a/common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/model/value/ItemPropertyListValueModelAdapter.java +++ /dev/null @@ -1,124 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2007, 2011 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.model.value; - -import java.util.Arrays; -import java.util.EventListener; -import java.util.EventObject; -import org.eclipse.jpt.common.utility.internal.CollectionTools; -import org.eclipse.jpt.common.utility.internal.model.ChangeSupport; -import org.eclipse.jpt.common.utility.internal.model.SingleAspectChangeSupport; -import org.eclipse.jpt.common.utility.model.Model; -import org.eclipse.jpt.common.utility.model.event.ListReplaceEvent; -import org.eclipse.jpt.common.utility.model.event.PropertyChangeEvent; -import org.eclipse.jpt.common.utility.model.listener.ListChangeListener; -import org.eclipse.jpt.common.utility.model.listener.PropertyChangeListener; -import org.eclipse.jpt.common.utility.model.value.CollectionValueModel; -import org.eclipse.jpt.common.utility.model.value.ListValueModel; - -/** - * Extend {@link ItemAspectListValueModelAdapter} to listen to one or more - * properties of each item in the wrapped list model. - */ -public class ItemPropertyListValueModelAdapter<E> - extends ItemAspectListValueModelAdapter<E> -{ - - /** The names of the items' properties that we listen to. */ - protected final String[] propertyNames; - - /** Listener that listens to all the items in the list. */ - protected final PropertyChangeListener itemPropertyListener; - - - // ********** constructors ********** - - /** - * Construct an adapter for the specified item properties. - */ - public ItemPropertyListValueModelAdapter(ListValueModel<E> listHolder, String... propertyNames) { - super(listHolder); - this.propertyNames = propertyNames; - this.itemPropertyListener = this.buildItemPropertyListener(); - } - - /** - * Construct an adapter for the specified item properties. - */ - public ItemPropertyListValueModelAdapter(CollectionValueModel<E> collectionHolder, String... propertyNames) { - this(new CollectionListValueModelAdapter<E>(collectionHolder), propertyNames); - } - - - // ********** initialization ********** - - protected PropertyChangeListener buildItemPropertyListener() { - return new PropertyChangeListener() { - public void propertyChanged(PropertyChangeEvent event) { - ItemPropertyListValueModelAdapter.this.itemAspectChanged(event); - } - @Override - public String toString() { - return "item property listener: " + Arrays.asList(ItemPropertyListValueModelAdapter.this.propertyNames); //$NON-NLS-1$ - } - }; - } - - - // ********** behavior ********** - - @Override - protected void engageItem_(Model item) { - for (String propertyName : this.propertyNames) { - item.addPropertyChangeListener(propertyName, this.itemPropertyListener); - } - } - - @Override - protected void disengageItem_(Model item) { - for (String propertyName : this.propertyNames) { - item.removePropertyChangeListener(propertyName, this.itemPropertyListener); - } - } - - /** - * bug 310720 - * Override to just fire an itemReplaced event instead of a listChanged event. - * An aspect of the item as changed, so no reason to say that the entire list has changed. - * Added a LocalChangeSupport so that I can fire a ListReplacedEvent for an old list - * and new list containing the same item. - */ - @Override - protected void itemAspectChanged(EventObject event) { - Object item = event.getSource(); - this.getChangeSupport().fireItemsReplaced( - new ListReplaceEvent(this, LIST_VALUES, CollectionTools.indexOf(this.listHolder, item), item, item)); - } - - @Override - protected ChangeSupport buildChangeSupport() { - return new LocalChangeSupport(this, ListChangeListener.class, ListValueModel.LIST_VALUES); - } - - private class LocalChangeSupport extends SingleAspectChangeSupport { - public LocalChangeSupport(Model source, Class<? extends EventListener> validListenerClass, String validAspectName) { - super(source, validListenerClass, validAspectName); - } - @Override - public boolean fireItemsReplaced(ListReplaceEvent event) { - this.check(LIST_CHANGE_LISTENER_CLASS, event.getListName()); - if (event.getItemsSize() != 0) { - this.fireItemsReplaced_(event); - return true; - } - return false; - } - } -} |