001: /*
002: * $Header: /home/cvs/jakarta-commons/primitives/src/java/org/apache/commons/collections/primitives/adapters/AbstractListIntList.java,v 1.3 2003/10/16 20:49:39 scolebourne Exp $
003: * ====================================================================
004: * The Apache Software License, Version 1.1
005: *
006: * Copyright (c) 2003 The Apache Software Foundation. All rights
007: * reserved.
008: *
009: * Redistribution and use in source and binary forms, with or without
010: * modification, are permitted provided that the following conditions
011: * are met:
012: *
013: * 1. Redistributions of source code must retain the above copyright
014: * notice, this list of conditions and the following disclaimer.
015: *
016: * 2. Redistributions in binary form must reproduce the above copyright
017: * notice, this list of conditions and the following disclaimer in
018: * the documentation and/or other materials provided with the
019: * distribution.
020: *
021: * 3. The end-user documentation included with the redistribution, if
022: * any, must include the following acknowledgement:
023: * "This product includes software developed by the
024: * Apache Software Foundation (http://www.apache.org/)."
025: * Alternately, this acknowledgement may appear in the software itself,
026: * if and wherever such third-party acknowledgements normally appear.
027: *
028: * 4. The names "The Jakarta Project", "Commons", and "Apache Software
029: * Foundation" must not be used to endorse or promote products derived
030: * from this software without prior written permission. For written
031: * permission, please contact apache@apache.org.
032: *
033: * 5. Products derived from this software may not be called "Apache"
034: * nor may "Apache" appear in their names without prior written
035: * permission of the Apache Software Foundation.
036: *
037: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
038: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
039: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
040: * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
041: * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
042: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
043: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
044: * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
045: * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
046: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
047: * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
048: * SUCH DAMAGE.
049: * ====================================================================
050: *
051: * This software consists of voluntary contributions made by many
052: * individuals on behalf of the Apache Software Foundation. For more
053: * information on the Apache Software Foundation, please see
054: * <http://www.apache.org/>.
055: *
056: */
057:
058: package org.apache.commons.collections.primitives.adapters;
059:
060: import java.util.Collection;
061: import java.util.List;
062:
063: import org.apache.commons.collections.primitives.IntCollection;
064: import org.apache.commons.collections.primitives.IntIterator;
065: import org.apache.commons.collections.primitives.IntList;
066: import org.apache.commons.collections.primitives.IntListIterator;
067:
068: /**
069: *
070: * @since Commons Primitives 1.0
071: * @version $Revision: 1.3 $ $Date: 2003/10/16 20:49:39 $
072: * @author Rodney Waldhoff
073: */
074: abstract class AbstractListIntList extends
075: AbstractCollectionIntCollection implements IntList {
076:
077: public void add(int index, int element) {
078: getList().add(index, new Integer(element));
079: }
080:
081: public boolean addAll(int index, IntCollection collection) {
082: return getList().addAll(index,
083: IntCollectionCollection.wrap(collection));
084: }
085:
086: public int get(int index) {
087: return ((Number) getList().get(index)).intValue();
088: }
089:
090: public int indexOf(int element) {
091: return getList().indexOf(new Integer(element));
092: }
093:
094: public int lastIndexOf(int element) {
095: return getList().lastIndexOf(new Integer(element));
096: }
097:
098: /**
099: * {@link ListIteratorIntListIterator#wrap wraps} the
100: * {@link IntList IntList}
101: * returned by my underlying
102: * {@link IntListIterator IntListIterator},
103: * if any.
104: */
105: public IntListIterator listIterator() {
106: return ListIteratorIntListIterator.wrap(getList()
107: .listIterator());
108: }
109:
110: /**
111: * {@link ListIteratorIntListIterator#wrap wraps} the
112: * {@link IntList IntList}
113: * returned by my underlying
114: * {@link IntListIterator IntListIterator},
115: * if any.
116: */
117: public IntListIterator listIterator(int index) {
118: return ListIteratorIntListIterator.wrap(getList().listIterator(
119: index));
120: }
121:
122: public int removeElementAt(int index) {
123: return ((Number) getList().remove(index)).intValue();
124: }
125:
126: public int set(int index, int element) {
127: return ((Number) getList().set(index, new Integer(element)))
128: .intValue();
129: }
130:
131: public IntList subList(int fromIndex, int toIndex) {
132: return ListIntList.wrap(getList().subList(fromIndex, toIndex));
133: }
134:
135: public boolean equals(Object obj) {
136: if (obj instanceof IntList) {
137: IntList that = (IntList) obj;
138: if (this == that) {
139: return true;
140: } else if (this .size() != that.size()) {
141: return false;
142: } else {
143: IntIterator this iter = iterator();
144: IntIterator thatiter = that.iterator();
145: while (this iter.hasNext()) {
146: if (this iter.next() != thatiter.next()) {
147: return false;
148: }
149: }
150: return true;
151: }
152: } else {
153: return false;
154: }
155: }
156:
157: public int hashCode() {
158: return getList().hashCode();
159: }
160:
161: final protected Collection getCollection() {
162: return getList();
163: }
164:
165: abstract protected List getList();
166: }
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