Java Doc for DoubleHashtable.java in  » Database-ORM » db-ojb » org » apache » ojb » broker » util » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Database ORM » db ojb » org.apache.ojb.broker.util 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   org.apache.ojb.broker.util.DoubleHashtable

DoubleHashtable
public class DoubleHashtable (Code)
this class can be used to build two-way lookup tables. It provides lookup from keys to values and the inverse lookup from values to keys.
author:
   Thomas Mahler
version:
   $Id: DoubleHashtable.java,v 1.4.2.1 2005/12/21 22:27:47 tomdz Exp $



Constructor Summary
public  DoubleHashtable()
     public default constructor.

Method Summary
public  ObjectgetKeyByValue(Object value)
     lookup a key from the table by its value.
public  ObjectgetValueByKey(Object key)
     lookup a value from the table by its key.
public  voidput(Object key, Object value)
     put a (key, value) pair into the table.
public  voidremoveByKey(Object key)
    
public  voidremoveByValue(Object value)
    


Constructor Detail
DoubleHashtable
public DoubleHashtable()(Code)
public default constructor.




Method Detail
getKeyByValue
public Object getKeyByValue(Object value)(Code)
lookup a key from the table by its value.
Parameters:
  value - the value object the associated key object



getValueByKey
public Object getValueByKey(Object key)(Code)
lookup a value from the table by its key.
Parameters:
  key - the key object the associated value object



put
public void put(Object key, Object value)(Code)
put a (key, value) pair into the table.
Parameters:
  key - the key object.
Parameters:
  value - the value object.



removeByKey
public void removeByKey(Object key)(Code)
remove a (key, value)-entry by its key
Parameters:
  key - the key object



removeByValue
public void removeByValue(Object value)(Code)
remove a (key, value)-entry by its value
Parameters:
  value - the value object



Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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