com.impetus.kundera.client

Class ClientBase

java.lang.Object

com.impetus.kundera.client.ClientBase

public abstract class ClientBase
extends Object

Base class for all Client implementations providing common utility methods to them all.

Author:

amresh

Field Summary

Fields

Modifier and Type	Field and Description
protected ClientMetadata	clientMetadata
protected Map<String,Object>	externalProperties
protected IndexManager	indexManager The index manager.
protected boolean	isUpdate
protected EntityManagerFactoryImpl.KunderaMetadata	kunderaMetadata
protected String	persistenceUnit persistence unit
protected boolean	showQuery

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ClientBase(EntityManagerFactoryImpl.KunderaMetadata kunderaMetadata, Map<String,Object> properties, String persistenceUnit)

Method Summary

Methods

Modifier and Type	Method and Description
protected abstract void	delete(Object entity, Object pKey)
Object	executeScript(String script) Method to execute mongo jscripts.
String	getAutoGenerator()
ClientMetadata	getClientMetadata()
IndexManager	getIndexManager()
String	getPersistenceUnit()
protected List<RelationHolder>	getRelationHolders(Node node)
protected void	indexNode(Node node, EntityMetadata entityMetadata)
protected abstract void	onPersist(EntityMetadata entityMetadata, Object entity, Object id, List<RelationHolder> rlHolders) Method to be implemented by inherited classes.
void	persist(Node node) Method to handle
void	remove(Object entity, Object pKey)
protected void	unIndexNode(EntityMetadata metadata, Object entity, Object pKey)
boolean	useSecondryIndex()

Methods inherited from class java.lang.Object

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

Field Detail

indexManager

protected IndexManager indexManager

The index manager.

persistenceUnit

protected String persistenceUnit

persistence unit

isUpdate

protected boolean isUpdate

clientMetadata

protected ClientMetadata clientMetadata

kunderaMetadata

protected final EntityManagerFactoryImpl.KunderaMetadata kunderaMetadata

showQuery

protected final boolean showQuery

externalProperties

protected Map<String,Object> externalProperties

Constructor Detail

ClientBase

protected ClientBase(EntityManagerFactoryImpl.KunderaMetadata kunderaMetadata,
          Map<String,Object> properties,
          String persistenceUnit)

Method Detail

getAutoGenerator

public String getAutoGenerator()

Returns:

the autoGenerator

getIndexManager

public final IndexManager getIndexManager()

getPersistenceUnit

public String getPersistenceUnit()

persist

public void persist(Node node)

Method to handle

Parameters:

node -

remove

public void remove(Object entity,
          Object pKey)

unIndexNode

protected void unIndexNode(EntityMetadata metadata,
               Object entity,
               Object pKey)

getRelationHolders

protected List<RelationHolder> getRelationHolders(Node node)

Parameters:

node -

Returns:

indexNode

protected void indexNode(Node node,
             EntityMetadata entityMetadata)

Parameters:

node -

entityMetadata -

onPersist

protected abstract void onPersist(EntityMetadata entityMetadata,
             Object entity,
             Object id,
             List<RelationHolder> rlHolders)

Method to be implemented by inherited classes. On receiving persist event specific client need to implement this method.

Parameters:

entityMetadata - entity metadata.

entity - entity object.

id - entity id.

rlHolders - relation holders. This field is only required in case Entity is holding up any associations with other entities.

delete

protected abstract void delete(Object entity,
          Object pKey)

getClientMetadata

public ClientMetadata getClientMetadata()

useSecondryIndex

public boolean useSecondryIndex()

executeScript

public Object executeScript(String script)

Method to execute mongo jscripts.

Parameters:

script - jscript in string format

Returns:

result object.