001: /*
002: * $Header: /home/cvs/jakarta-commons/primitives/src/java/org/apache/commons/collections/primitives/adapters/AbstractLongListList.java,v 1.3 2003/10/16 20:49:38 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.Iterator;
062: import java.util.List;
063: import java.util.ListIterator;
064:
065: import org.apache.commons.collections.primitives.LongCollection;
066: import org.apache.commons.collections.primitives.LongList;
067:
068: /**
069: * @since Commons Primitives 1.0
070: * @version $Revision: 1.3 $ $Date: 2003/10/16 20:49:38 $
071: * @author Rodney Waldhoff
072: */
073: abstract class AbstractLongListList extends
074: AbstractLongCollectionCollection implements List {
075:
076: public void add(int index, Object element) {
077: getLongList().add(index, ((Number) element).longValue());
078: }
079:
080: public boolean addAll(int index, Collection c) {
081: return getLongList().addAll(index,
082: CollectionLongCollection.wrap(c));
083: }
084:
085: public Object get(int index) {
086: return new Long(getLongList().get(index));
087: }
088:
089: public int indexOf(Object element) {
090: return getLongList().indexOf(((Number) element).longValue());
091: }
092:
093: public int lastIndexOf(Object element) {
094: return getLongList()
095: .lastIndexOf(((Number) element).longValue());
096: }
097:
098: /**
099: * {@link LongListIteratorListIterator#wrap wraps} the
100: * {@link org.apache.commons.collections.primitives.LongListIterator LongListIterator}
101: * returned by my underlying
102: * {@link LongList LongList},
103: * if any.
104: */
105: public ListIterator listIterator() {
106: return LongListIteratorListIterator.wrap(getLongList()
107: .listIterator());
108: }
109:
110: /**
111: * {@link LongListIteratorListIterator#wrap wraps} the
112: * {@link org.apache.commons.collections.primitives.LongListIterator LongListIterator}
113: * returned by my underlying
114: * {@link LongList LongList},
115: * if any.
116: */
117: public ListIterator listIterator(int index) {
118: return LongListIteratorListIterator.wrap(getLongList()
119: .listIterator(index));
120: }
121:
122: public Object remove(int index) {
123: return new Long(getLongList().removeElementAt(index));
124: }
125:
126: public Object set(int index, Object element) {
127: return new Long(getLongList().set(index,
128: ((Number) element).longValue()));
129: }
130:
131: public List subList(int fromIndex, int toIndex) {
132: return LongListList.wrap(getLongList().subList(fromIndex,
133: toIndex));
134: }
135:
136: public boolean equals(Object obj) {
137: if (obj instanceof List) {
138: List that = (List) obj;
139: if (this == that) {
140: return true;
141: } else if (this .size() != that.size()) {
142: return false;
143: } else {
144: Iterator this iter = iterator();
145: Iterator thatiter = that.iterator();
146: while (this iter.hasNext()) {
147: Object this elt = this iter.next();
148: Object thatelt = thatiter.next();
149: if (null == this elt ? null != thatelt : !(this elt
150: .equals(thatelt))) {
151: return false;
152: }
153: }
154: return true;
155: }
156: } else {
157: return false;
158: }
159: }
160:
161: public int hashCode() {
162: return getLongList().hashCode();
163: }
164:
165: protected final LongCollection getLongCollection() {
166: return getLongList();
167: }
168:
169: protected abstract LongList getLongList();
170:
171: }
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