001package org.apache.commons.ssl.org.bouncycastle.asn1.eac; 002 003import java.util.Hashtable; 004 005public class BidirectionalMap 006 extends Hashtable 007{ 008 private static final long serialVersionUID = -7457289971962812909L; 009 010 Hashtable reverseMap = new Hashtable(); 011 012 public Object getReverse(Object o) 013 { 014 return reverseMap.get(o); 015 } 016 017 public Object put(Object key, Object o) 018 { 019 reverseMap.put(o, key); 020 return super.put(key, o); 021 } 022 023}