mapattribute.java

一个工作流设计及定义的系统,可以直接与数据库结合进行系统工作流程的定义及应用.

/*
 * 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: MapAttribute.java,v 1.5 2005/07/19 07:30:28 jmettraux Exp $
 */

//
// MapAttribute.java
//
// [e-mail]
//
// generated with 
// jtmpl 1.0.04 31.10.2002 John Mettraux ([e-mail])
//

package openwfe.org.engine.workitem;

/**
 * A dictionary of attributes
 *
 * <p><font size=2>CVS Info :
 * <br>$Author: jmettraux $
 * <br>$Date: 2005/07/19 07:30:28 $
 * <br>$Id: MapAttribute.java,v 1.5 2005/07/19 07:30:28 jmettraux Exp $ </font>
 *
 * @author [e-mail]
 */
public class MapAttribute

    extends CollectionAttribute

{

    //
    // FIELDS

    private java.util.Map map = new java.util.HashMap();

    //
    // CONSTRUCTORS

    public MapAttribute () 
    {
    }

    public MapAttribute (int initialCapacity) 
    {
        this.map = new java.util.HashMap(initialCapacity);
    }

    //
    // BEAN METHODS

    public java.util.Map getMap () { return this.map; }
    public void setMap (java.util.Map m) { this.map = m; }

    //
    // METHODS

    public java.util.Set keySet () 
    {
        return this.map.keySet();
    }

    public java.util.Collection values ()
    {
        return this.map.values();
    }

    public java.util.Set entrySet ()
    {
        return this.map.entrySet();
    }

    public Attribute get (Attribute key)
    {
        return (Attribute)this.map.get(key);
    }

    public void put (Attribute key, Attribute value)
    {
        this.map.put(key, value);
    }

    public void remove (Attribute key)
    {
        this.map.remove(key);
    }

    public int size ()
    {
        return this.map.size();
    }

    public int hashCode ()
    {
        return this.map.hashCode();
    }

    public Object clone ()
    {
        MapAttribute clone = new MapAttribute(this.size());

        java.util.Iterator it = this.map.keySet().iterator();
        while (it.hasNext())
        {
            Attribute key = (Attribute)it.next();
            Attribute value = this.get(key);

            clone.put((Attribute)key.clone(), (Attribute)value.clone());
        }

        return clone;
    }

    /**
     * Adds the content of a given map attribute to this map attribute.
     */
    public void putAll (final MapAttribute ma)
    {
        this.map.putAll(ma.getMap());
    }

    //
    // STATIC METHODS

    /* *
     * This method 'flattens' and sorts a MapAttribute content
     * so that crypto signature and verification can succeed.
     * /
    public static java.util.List neutralizeMap (MapAttribute map)
    {
        if (map == null) return null;

        java.util.List result = new java.util.ArrayList(map.keySet().size());

        java.util.Iterator it = map.entrySet().iterator();
        while (it.hasNext())
        {
            java.util.Map.Entry entry = (java.util.Map.Entry)it.next();

            String key = entry.getKey().toString();
            Object val = entry.getValue();

            if (val instanceof MapAttribute)
            {
                val = neutralizeMap((MapAttribute)val);
            }
            else
            {
                // don't touch
            }

            Object oEntry = new Object [] { key, val };

            result.add(oEntry);
        }

        java.util.Collections.sort(result, new java.util.Comparator ()
            {
                public int compare (Object o1, Object o2)
                {
                    String o1Key = (String)((Object[])o1)[0];
                    String o2Key = (String)((Object[])o2)[0];

                    return o1Key.compareTo(o2Key);
                }
            });

        return result;
    }
     */

}