uk.ac.ic.doc.automed.util.persist
Class AbstractObjectBinding

java.lang.Object
  com.sleepycat.bind.tuple.TupleBase
      com.sleepycat.bind.tuple.TupleBinding
          uk.ac.ic.doc.automed.util.persist.AbstractObjectBinding

All Implemented Interfaces:

com.sleepycat.bind.EntryBinding

Direct Known Subclasses:

CacheObjectBinding

public abstract class AbstractObjectBinding
extends com.sleepycat.bind.tuple.TupleBinding

AbstractTupleBinding.java

Provides more developer-friendly methods than those defined in the TupleBinding parent class

Author:

Duc M Le dmle@doc.ic.ac.uk
Created on August 3, 2006
Department of Computing, Imperial College

Constructor Summary

AbstractObjectBinding()
Creates a new instance of AbstractTupleBinding

Method Summary

abstract java.lang.Object	entryToObject(com.sleepycat.bind.tuple.TupleInput input) Constructs a key or data object from a TupleInput entry.
abstract PersistentKey	getKey(java.lang.Object object) Return a PersistentKey object from the value object
abstract void	objectToEntry(java.lang.Object object, com.sleepycat.bind.tuple.TupleOutput output) Converts a key or data object to a tuple entry.

Methods inherited from class com.sleepycat.bind.tuple.TupleBinding

entryToObject, getPrimitiveBinding, objectToEntry

Methods inherited from class com.sleepycat.bind.tuple.TupleBase

entryToInput, getTupleBufferSize, getTupleOutput, inputToEntry, newOutput, newOutput, outputToEntry, setTupleBufferSize

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AbstractObjectBinding

public AbstractObjectBinding()

Creates a new instance of AbstractTupleBinding

Method Detail

getKey

public abstract PersistentKey getKey(java.lang.Object object)

Return a PersistentKey object from the value object

entryToObject

public abstract java.lang.Object entryToObject(com.sleepycat.bind.tuple.TupleInput input)

Constructs a key or data object from a TupleInput entry.

Specified by:

entryToObject in class com.sleepycat.bind.tuple.TupleBinding

Parameters:

input - is the tuple key or data entry.

Returns:

the key or data object constructed from the entry.

objectToEntry

public abstract void objectToEntry(java.lang.Object object,
                                   com.sleepycat.bind.tuple.TupleOutput output)

Converts a key or data object to a tuple entry.

Specified by:

objectToEntry in class com.sleepycat.bind.tuple.TupleBinding

Parameters:

object - is the key or data object.

output - is the tuple entry to which the key or data should be written.