package com.neocoretechs.bigsack.iterator;
import java.io.Serializable;
import java.util.Map;
/*
* Copyright (c) 1997,2003, NeoCoreTechs
* 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 NeoCoreTechs 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.
*
*/
/**
* Key-Value pair to be stored in persistent collection.
* Collections are transparent to type, so we provide this wrapper to give a key-value type
* if necessary.
* @author Groff
*/
@SuppressWarnings("rawtypes")
public class KeyValuePair implements Serializable, Comparable, Map.Entry {
static final long serialVersionUID = -927653922205205452L;
public Object key, value;
public KeyValuePair(Object tkey, Object tvalue) {
key = tkey;
value = tvalue;
}
public Object getKey() { return key; }
public Object getValue() { return value; }
public Object setValue(Object o) {
throw new UnsupportedOperationException("Map.Entry write-through not supported");
}
@SuppressWarnings({ "unchecked" })
public int compareTo(Object tobj) {
return ((Comparable)key).compareTo(((KeyValuePair)tobj).key);
}
public String toString() { return "KeyValuePair:["+key+","+value+"]"; }
}