1 /*
2 * Copyright (c) 2003, Henri Yandell
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or
6 * without modification, are permitted provided that the
7 * following conditions are met:
8 *
9 * + Redistributions of source code must retain the above copyright notice,
10 * this list of conditions and the following disclaimer.
11 *
12 * + Redistributions in binary form must reproduce the above copyright notice,
13 * this list of conditions and the following disclaimer in the documentation
14 * and/or other materials provided with the distribution.
15 *
16 * + Neither the name of Genjava-Core nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
31 */
32 package com.generationjava.collections;
33
34 import java.util.Collection;
35 import java.util.Iterator;
36 import java.util.List;
37 import java.util.ListIterator;
38
39 /***
40 * A List which wraps another List. Intended mainly to
41 * be used as a superclass.
42 */
43 public class ProxyList implements List {
44
45 private List list;
46
47 public ProxyList(List list) {
48 this.list = list;
49 }
50
51 public int size() {
52 return this.list.size();
53 }
54
55 public boolean isEmpty() {
56 return this.list.isEmpty();
57 }
58
59 public boolean contains(Object obj) {
60 return this.list.contains(obj);
61 }
62
63 public Iterator iterator() {
64 return this.list.iterator();
65 }
66
67 public Object[] toArray() {
68 return this.list.toArray();
69 }
70
71 public Object[] toArray(Object[] objs) {
72 return this.list.toArray(objs);
73 }
74
75 public boolean add(Object obj) {
76 return this.list.add(obj);
77 }
78
79 public boolean remove(Object obj) {
80 return this.list.remove(obj);
81 }
82
83 public boolean containsAll(Collection coll) {
84 return this.list.containsAll(coll);
85 }
86
87 public boolean addAll(Collection coll) {
88 return this.list.addAll(coll);
89 }
90
91 public boolean addAll(int i, Collection coll) {
92 return this.list.addAll(i,coll);
93 }
94
95 public boolean removeAll(Collection coll) {
96 return this.list.removeAll(coll);
97 }
98
99 public boolean retainAll(Collection coll) {
100 return this.list.retainAll(coll);
101 }
102
103 public void clear() {
104 this.list.clear();
105 }
106
107 public Object get(int i) {
108 return this.list.get(i);
109 }
110
111 public Object set(int i, Object obj) {
112 return this.list.set(i,obj);
113 }
114
115 public void add(int i, Object obj) {
116 this.list.add(i, obj);
117 }
118
119 public Object remove(int i) {
120 return this.list.remove(i);
121 }
122
123 public int indexOf(Object obj) {
124 return this.list.indexOf(obj);
125 }
126
127 public int lastIndexOf(Object obj) {
128 return this.list.lastIndexOf(obj);
129 }
130
131 public ListIterator listIterator() {
132 return this.list.listIterator();
133 }
134
135 public ListIterator listIterator(int i) {
136 return this.list.listIterator(i);
137 }
138
139 public List subList(int i, int j) {
140 return this.list.subList(i,j);
141 }
142
143
144 public String toString() {
145 return this.list.toString();
146 }
147
148 }
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