001: /*
002: * $Header: /home/cvs/jakarta-commons/primitives/src/java/org/apache/commons/collections/primitives/adapters/AbstractCollectionIntCollection.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.IntCollection;
063: import org.apache.commons.collections.primitives.IntIterator;
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 AbstractCollectionIntCollection implements IntCollection {
071: protected AbstractCollectionIntCollection() {
072: }
073:
074: public boolean add(int element) {
075: return getCollection().add(new Integer(element));
076: }
077:
078: public boolean addAll(IntCollection c) {
079: return getCollection().addAll(IntCollectionCollection.wrap(c));
080: }
081:
082: public void clear() {
083: getCollection().clear();
084: }
085:
086: public boolean contains(int element) {
087: return getCollection().contains(new Integer(element));
088: }
089:
090: public boolean containsAll(IntCollection c) {
091: return getCollection().containsAll(
092: IntCollectionCollection.wrap(c));
093: }
094:
095: public String toString() {
096: return getCollection().toString();
097: }
098:
099: public boolean isEmpty() {
100: return getCollection().isEmpty();
101: }
102:
103: /**
104: * {@link IteratorIntIterator#wrap wraps} the
105: * {@link java.util.Iterator Iterator}
106: * returned by my underlying
107: * {@link Collection Collection},
108: * if any.
109: */
110: public IntIterator iterator() {
111: return IteratorIntIterator.wrap(getCollection().iterator());
112: }
113:
114: public boolean removeElement(int element) {
115: return getCollection().remove(new Integer(element));
116: }
117:
118: public boolean removeAll(IntCollection c) {
119: return getCollection().removeAll(
120: IntCollectionCollection.wrap(c));
121: }
122:
123: public boolean retainAll(IntCollection c) {
124: return getCollection().retainAll(
125: IntCollectionCollection.wrap(c));
126: }
127:
128: public int size() {
129: return getCollection().size();
130: }
131:
132: public int[] toArray() {
133: Object[] src = getCollection().toArray();
134: int[] dest = new int[src.length];
135: for (int i = 0; i < src.length; i++) {
136: dest[i] = ((Number) (src[i])).intValue();
137: }
138: return dest;
139: }
140:
141: public int[] toArray(int[] dest) {
142: Object[] src = getCollection().toArray();
143: if (dest.length < src.length) {
144: dest = new int[src.length];
145: }
146: for (int i = 0; i < src.length; i++) {
147: dest[i] = ((Number) (src[i])).intValue();
148: }
149: return dest;
150: }
151:
152: protected abstract Collection getCollection();
153:
154: }
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