svn-gvsig-desktop / tags / v1_1_Build_914 / applications / appgvSIG / src / com / vividsolutions / jump / util / SortedList.java @ 11873
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/*
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* The Unified Mapping Platform (JUMP) is an extensible, interactive GUI
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* for visualizing and manipulating spatial features with geometry and attributes.
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*
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* Copyright (C) 2003 Vivid Solutions
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* For more information, contact:
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*
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* Vivid Solutions
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* Suite #1A
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* 2328 Government Street
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* Victoria BC V8T 5G5
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* Canada
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*
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* (250)385-6040
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* www.vividsolutions.com
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*/
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package com.vividsolutions.jump.util; |
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import java.util.ArrayList; |
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import java.util.Collection; |
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import java.util.Collections; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.ListIterator; |
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public class SortedList implements List { |
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private List list; |
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/**
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* Creates a UniqueList.
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*/
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public SortedList() {
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this(new ArrayList()); |
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} |
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/**
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* Creates a SortedList backed by the given List.
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* @param list a List that will be this SortedList's underlying List
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*/
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public SortedList(List list) { |
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this.list = list;
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} |
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private void sort() { |
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Collections.sort(list);
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} |
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public int size() { |
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return list.size();
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} |
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public boolean isEmpty() { |
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return list.isEmpty();
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} |
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public boolean contains(Object o) { |
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return list.contains(o);
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} |
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public Iterator iterator() { |
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return list.iterator();
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} |
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public Object[] toArray() { |
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return list.toArray();
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} |
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public Object[] toArray(Object[] a) { |
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return list.toArray(a);
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} |
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public boolean add(Object o) { |
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try {
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return list.add(o);
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} finally {
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sort(); |
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} |
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} |
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public boolean remove(Object o) { |
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try {
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return list.remove(o);
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} finally {
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sort(); |
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} |
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} |
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public boolean containsAll(Collection c) { |
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return list.containsAll(c);
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} |
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public boolean addAll(Collection c) { |
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try {
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return list.addAll(c);
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} finally {
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sort(); |
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} |
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} |
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public boolean addAll(int index, Collection c) { |
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try {
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return list.addAll(index, c);
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} finally {
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sort(); |
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} |
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} |
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public boolean removeAll(Collection c) { |
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try {
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return list.removeAll(c);
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} finally {
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sort(); |
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} |
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} |
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public boolean retainAll(Collection c) { |
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try {
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return list.retainAll(c);
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} finally {
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sort(); |
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} |
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} |
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public void clear() { |
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list.clear(); |
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} |
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public Object get(int index) { |
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return list.get(index);
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} |
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public Object set(int index, Object element) { |
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try {
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return list.set(index, element);
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} finally {
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sort(); |
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} |
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} |
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public void add(int index, Object element) { |
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try {
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list.add(index, element); |
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} finally {
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sort(); |
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} |
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} |
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public Object remove(int index) { |
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try {
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return list.remove(index);
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} finally {
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sort(); |
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} |
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} |
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public int indexOf(Object o) { |
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return list.indexOf(o);
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} |
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public int lastIndexOf(Object o) { |
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return list.lastIndexOf(o);
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} |
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public ListIterator listIterator() { |
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return list.listIterator();
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} |
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public ListIterator listIterator(int index) { |
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return list.listIterator(index);
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} |
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public List subList(int fromIndex, int toIndex) { |
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//Not yet supported because we would need to track changes to the
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//sublist because those changes modify the underlying list. [Jon Aquino]
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throw new UnsupportedOperationException(); |
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} |
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} |