components/visual-panels/core/src/java/util/com/oracle/solaris/vp/util/swing/FilteredListModel.java
--- a/components/visual-panels/core/src/java/util/com/oracle/solaris/vp/util/swing/FilteredListModel.java Tue Dec 16 05:53:51 2014 -0800
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,171 +0,0 @@
-/*
- * CDDL HEADER START
- *
- * The contents of this file are subject to the terms of the
- * Common Development and Distribution License (the "License").
- * You may not use this file except in compliance with the License.
- *
- * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
- * or http://www.opensolaris.org/os/licensing.
- * See the License for the specific language governing permissions
- * and limitations under the License.
- *
- * When distributing Covered Code, include this CDDL HEADER in each
- * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
- * If applicable, add the following below this CDDL HEADER, with the
- * fields enclosed by brackets "[]" replaced with your own identifying
- * information: Portions Copyright [yyyy] [name of copyright owner]
- *
- * CDDL HEADER END
- */
-
-/*
- * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.
- */
-
-package com.oracle.solaris.vp.util.swing;
-
-import java.util.*;
-import javax.swing.ListModel;
-import javax.swing.event.*;
-import com.oracle.solaris.vp.util.misc.CollectionUtil;
-import com.oracle.solaris.vp.util.misc.predicate.*;
-import com.oracle.solaris.vp.util.swing.event.ListDataListeners;
-
-/**
- * The {@code FilteredListModel} class applies a {@link Predicate} filter to a
- * {@code Collection} to produce the contents of a {@code ListModel}.
- */
-public class FilteredListModel<T> implements ListModel {
- //
- // Instance data
- //
-
- private ListDataListeners listeners = new ListDataListeners();
- private Collection<T> items;
- private List<T> filtered = Collections.emptyList();
- private Predicate<T> predicate;
-
- //
- // Constructors
- //
-
- /**
- * Constructs a {@code FilteredListModel} for the given items and filter.
- * Note: the behavior of this class is undefined if the given {@code
- * Collection} changes after this object's construction.
- *
- * @param items
- * the unfiltered data {@code Collection}
- *
- * @param predicate
- * an initial filter to apply, or {@code null} to apply no
- * filter
- */
- public FilteredListModel(Collection<T> items, Predicate<T> predicate) {
- this.items = items;
- setPredicate(predicate);
- }
-
- /**
- * Constructs a {@code FilteredListModel} for the given items and no filter.
- *
- * @param items
- * the unfiltered data {@code Collection}
- */
- public FilteredListModel(Collection<T> items) {
- this(items, null);
- }
-
- //
- // ListModel methods
- //
-
- @Override
- public void addListDataListener(ListDataListener l) {
- listeners.add(l);
- }
-
- @Override
- public T getElementAt(int index) {
- return filtered.get(index);
- }
-
- @Override
- public int getSize() {
- return filtered.size();
- }
-
- @Override
- public void removeListDataListener(ListDataListener l) {
- listeners.remove(l);
- }
-
- //
- // FilteredListModel methods
- //
-
- protected void fireContentsChanged(int start, int end) {
- ListDataEvent event = new ListDataEvent(this,
- ListDataEvent.CONTENTS_CHANGED, start, end);
- listeners.contentsChanged(event);
- }
-
- protected void fireIntervalAdded(int start, int end) {
- ListDataEvent event = new ListDataEvent(this,
- ListDataEvent.INTERVAL_ADDED, start, end);
- listeners.intervalAdded(event);
- }
-
- protected void fireIntervalRemoved(int start, int end) {
- ListDataEvent event = new ListDataEvent(this,
- ListDataEvent.INTERVAL_REMOVED, start, end);
- listeners.intervalRemoved(event);
- }
-
- protected List<T> getFiltered() {
- return Collections.unmodifiableList(filtered);
- }
-
- protected ListDataListeners getListeners() {
- return listeners;
- }
-
- /**
- * Gets the {@link Predicate} applied to the data {@code Collection} for
- * this {@code FilteredListModel}.
- *
- * @return a {@link Predicate}, or {@code null} if no filter is applied
- */
- public Predicate<T> getPredicate() {
- return predicate;
- }
-
- /**
- * Sets the {@link Predicate} to apply to the data {@code Collection} for
- * this {@code FilteredListModel}.
- *
- * @param predicate
- * a {@link Predicate}, or {@code null} if no filter should be
- * applied
- */
- public void setPredicate(Predicate<T> predicate) {
- this.predicate = predicate;
-
- if (predicate == null) {
- predicate = TruePredicate.getInstance();
- }
-
- int size = filtered.size();
- if (size > 0) {
- filtered = Collections.emptyList();
- fireIntervalRemoved(0, size - 1);
- }
-
- filtered = CollectionUtil.filter(items, predicate);
- size = filtered.size();
- if (size > 0) {
- fireIntervalAdded(0, size - 1);
- }
- }
-}