org.datanucleus.store.ldap.fieldmanager

Class AbstractMappingStrategy

java.lang.Object

org.datanucleus.store.ldap.fieldmanager.AbstractMappingStrategy

Direct Known Subclasses:

EmbeddedMappingStrategy, RelationByAttributeStrategy, RelationByDnStrategy, RelationByHierarchyStrategy, SimpleArrayMappingStrategy, SimpleMappingStrategy

public abstract class AbstractMappingStrategy
extends Object

Basic class for all mapping strategies. A mapping strategy is used to map values to LDAP attributes and entries. TODO Remove ObjectProvider from this since it is currently creating one of these per field per object!!

Field Summary

Fields

Modifier and Type	Field and Description
protected Attribute	attr The JNDI attribute for the given field.
protected Attributes	attributes The JNDI attributes.
protected org.datanucleus.ExecutionContext	ec
protected org.datanucleus.metadata.AbstractMemberMetaData	mmd The field meta data for the given field.
protected String	name The LDAP attribute name of the field meta data.
protected org.datanucleus.state.ObjectProvider	op ObjectProvider.
protected Class	type The type of the field meta data.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractMappingStrategy(org.datanucleus.state.ObjectProvider op, org.datanucleus.metadata.AbstractMemberMetaData mmd, Attributes attributes) Instantiates a new abstract mapping strategy.

Method Summary

Modifier and Type	Method and Description
abstract Object	fetch() Fetches the value(s) from LDAP
abstract List<String>	getAttributeNames() Gets the attribute names needed to fetch the field.
abstract void	insert(Object value) Inserts the given value(s) into LDAP.
abstract void	update(Object value) Updates the given value(s) in LDAP.

Methods inherited from class java.lang.Object

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

Field Detail

ec

protected org.datanucleus.ExecutionContext ec

op

protected org.datanucleus.state.ObjectProvider op

ObjectProvider.

attributes

protected Attributes attributes

The JNDI attributes.

attr

protected Attribute attr

The JNDI attribute for the given field.

mmd

protected org.datanucleus.metadata.AbstractMemberMetaData mmd

The field meta data for the given field.

type

protected Class type

The type of the field meta data.

name

protected String name

The LDAP attribute name of the field meta data.

Constructor Detail

AbstractMappingStrategy

protected AbstractMappingStrategy(org.datanucleus.state.ObjectProvider op,
                                  org.datanucleus.metadata.AbstractMemberMetaData mmd,
                                  Attributes attributes)

Instantiates a new abstract mapping strategy.

Parameters:

op - ObjectProvider

mmd - Metadata for the member

attributes - the attributes

Method Detail

insert

public abstract void insert(Object value)

Inserts the given value(s) into LDAP.

Parameters:

value - the value(s)

update

public abstract void update(Object value)

Updates the given value(s) in LDAP.

Parameters:

value - the value(s

fetch

public abstract Object fetch()

Fetches the value(s) from LDAP

Returns:

the value(s)

getAttributeNames

public abstract List<String> getAttributeNames()

Gets the attribute names needed to fetch the field.

Returns:

the attribute names