com.sleepycat.persist.impl

Class PersistEntityBinding

java.lang.Object

com.sleepycat.persist.impl.PersistEntityBinding

All Implemented Interfaces:

EntityBinding

public class PersistEntityBinding
extends Object
implements EntityBinding

A persistence entity binding for a given entity class.

Author:

Mark Hayes

Constructor Summary

Constructors

Constructor and Description
PersistEntityBinding(PersistCatalog catalogParam, String entityClassName, boolean rawAccess) Creates a key binding for a given entity class.

Method Summary

Modifier and Type	Method and Description
Object	entryToObject(DatabaseEntry key, DatabaseEntry data) Converts key and data entry buffers into an entity Object.
Object	entryToObjectWithPriKey(Object priKey, DatabaseEntry data) This method will be used in PrimaryIndex.get, where the primary key is known to DPL.
PersistKeyAssigner	getKeyAssigner()
void	objectToData(Object entity, DatabaseEntry data) Extracts the data entry from an entity Object.
void	objectToKey(Object entity, DatabaseEntry key) Extracts the key entry from an entity Object.

Methods inherited from class java.lang.Object

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

Constructor Detail

PersistEntityBinding

public PersistEntityBinding(PersistCatalog catalogParam,
                            String entityClassName,
                            boolean rawAccess)

Creates a key binding for a given entity class.

Method Detail

getKeyAssigner

public PersistKeyAssigner getKeyAssigner()

entryToObject

public Object entryToObject(DatabaseEntry key,
                            DatabaseEntry data)

Description copied from interface: EntityBinding

Converts key and data entry buffers into an entity Object.

Specified by:

entryToObject in interface EntityBinding

Parameters:

key - is the source key entry.

data - is the source data entry.

Returns:

the resulting Object.

entryToObjectWithPriKey

public Object entryToObjectWithPriKey(Object priKey,
                                      DatabaseEntry data)

This method will be used in PrimaryIndex.get, where the primary key is known to DPL. This method will force to call readEntityWithPriKey to directly assign primary key to the de-serialized object.

objectToData

public void objectToData(Object entity,
                         DatabaseEntry data)

Description copied from interface: EntityBinding

Extracts the data entry from an entity Object.

Specified by:

objectToData in interface EntityBinding

Parameters:

entity - is the source Object.

data - is the destination entry buffer.

objectToKey

public void objectToKey(Object entity,
                        DatabaseEntry key)

Description copied from interface: EntityBinding

Extracts the key entry from an entity Object.

Specified by:

objectToKey in interface EntityBinding

Parameters:

entity - is the source Object.

key - is the destination entry buffer.