/* * Copyright (c) 2005, John Mettraux, OpenWFE.org * All rights reserved. *  * Redistribution and use in source and binary forms, with or without  * modification, are permitted provided that the following conditions are met: *  * . Redistributions of source code must retain the above copyright notice, this *   list of conditions and the following disclaimer.   *  * . Redistributions in binary form must reproduce the above copyright notice,  *   this list of conditions and the following disclaimer in the documentation  *   and/or other materials provided with the distribution. *  * . Neither the name of the "OpenWFE" nor the names of its contributors may be *   used to endorse or promote products derived from this software without *   specific prior written permission. *  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE  * POSSIBILITY OF SUCH DAMAGE. * * $Id: AbstractSet.java,v 1.3 2005/05/17 16:40:58 jmettraux Exp $ *///// AbstractSet.java//// john.mettraux@openwfe.org//// generated with // jtmpl 1.1.01 2004/05/19 (john.mettraux@openwfe.org)//package openwfe.org.query.sets;import openwfe.org.ReflectionUtils;/** * Half an implementation of a Set * * <p><font size=2>CVS Info : * <br>$Author: jmettraux $ * <br>$Id: AbstractSet.java,v 1.3 2005/05/17 16:40:58 jmettraux Exp $ </font> * * @author john.mettraux@openwfe.org */public abstract class AbstractSet    implements Set{    /*    private final static org.apache.log4j.Logger log = org.apache.log4j.Logger        .getLogger(AbstractSet.class.getName());    */    //    // CONSTANTS & co    //    // FIELDS    private boolean negative = false;    private java.util.Set set = new java.util.HashSet();    //    // CONSTRUCTORS    //    // METHODS from Set    /**     * Returns true if this set is negative (ie an inverted set).     */    public boolean isNegative ()    {        return this.negative;    }    /**     * Returns true if the st is positive.     */    public boolean isPositive ()    {        return ! this.negative;    }    /**     * Sets the positive/negative state of the set.     */    public void setNegative (final boolean b)    {        this.negative = b;    }    /**     * Inverts the state of the set.     */    public void invert ()    {        this.negative = ( ! this.negative);    }    /**     * Returns a new (and positive) empty instance of this set.     */    public Set newInstance ()    {        return (Set)ReflectionUtils.newInstance(this);    }    //    // METHODS from java.util.Set    public int size ()    {        return this.set.size();    }    public boolean contains (final Object o)    {        return this.set.contains(o);    }    public Object[] toArray ()    {        return this.set.toArray();    }    public Object[] toArray (final Object[] array)    {        return this.set.toArray(array);    }        public boolean add (final Object o)    {        return this.set.add(o);    }    public boolean remove (final Object o)    {        return this.set.remove(o);    }    public java.util.Iterator iterator ()    {        return this.set.iterator();    }    public boolean containsAll (final java.util.Collection c)    {        return this.set.containsAll(c);    }    public boolean addAll (final java.util.Collection c)    {        return this.set.addAll(c);    }    public boolean retainAll (final java.util.Collection c)    {        return this.set.retainAll(c);    }    public boolean removeAll (final java.util.Collection c)    {        return this.set.removeAll(c);    }    public void clear ()    {        this.set.clear();    }    public boolean isEmpty ()    {        return this.set.isEmpty();    }    //    // METHODS    //    // ABSTRACT METHODS    public abstract Object clone ();    //    // STATIC METHODS}