001: /*
002: * $Header: /home/cvs/jakarta-commons/primitives/src/java/org/apache/commons/collections/primitives/adapters/AbstractCollectionShortCollection.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:
062: import org.apache.commons.collections.primitives.ShortCollection;
063: import org.apache.commons.collections.primitives.ShortIterator;
064:
065: /**
066: * @since Commons Primitives 1.0
067: * @version $Revision: 1.3 $ $Date: 2003/10/16 20:49:38 $
068: * @author Rodney Waldhoff
069: */
070: abstract class AbstractCollectionShortCollection implements
071: ShortCollection {
072: protected AbstractCollectionShortCollection() {
073: }
074:
075: public boolean add(short element) {
076: return getCollection().add(new Short(element));
077: }
078:
079: public boolean addAll(ShortCollection c) {
080: return getCollection()
081: .addAll(ShortCollectionCollection.wrap(c));
082: }
083:
084: public void clear() {
085: getCollection().clear();
086: }
087:
088: public boolean contains(short element) {
089: return getCollection().contains(new Short(element));
090: }
091:
092: public boolean containsAll(ShortCollection c) {
093: return getCollection().containsAll(
094: ShortCollectionCollection.wrap(c));
095: }
096:
097: public String toString() {
098: return getCollection().toString();
099: }
100:
101: public boolean isEmpty() {
102: return getCollection().isEmpty();
103: }
104:
105: /**
106: * {@link IteratorShortIterator#wrap wraps} the
107: * {@link java.util.Iterator Iterator}
108: * returned by my underlying
109: * {@link Collection Collection},
110: * if any.
111: */
112: public ShortIterator iterator() {
113: return IteratorShortIterator.wrap(getCollection().iterator());
114: }
115:
116: public boolean removeElement(short element) {
117: return getCollection().remove(new Short(element));
118: }
119:
120: public boolean removeAll(ShortCollection c) {
121: return getCollection().removeAll(
122: ShortCollectionCollection.wrap(c));
123: }
124:
125: public boolean retainAll(ShortCollection c) {
126: return getCollection().retainAll(
127: ShortCollectionCollection.wrap(c));
128: }
129:
130: public int size() {
131: return getCollection().size();
132: }
133:
134: public short[] toArray() {
135: Object[] src = getCollection().toArray();
136: short[] dest = new short[src.length];
137: for (int i = 0; i < src.length; i++) {
138: dest[i] = ((Number) (src[i])).shortValue();
139: }
140: return dest;
141: }
142:
143: public short[] toArray(short[] dest) {
144: Object[] src = getCollection().toArray();
145: if (dest.length < src.length) {
146: dest = new short[src.length];
147: }
148: for (int i = 0; i < src.length; i++) {
149: dest[i] = ((Number) (src[i])).shortValue();
150: }
151: return dest;
152: }
153:
154: protected abstract Collection getCollection();
155:
156: }
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