Package com.graphaware.common.transform

Class BaseTrivialIdTransformer<E extends Entity>

java.lang.Object

com.graphaware.common.transform.BaseIdTransformer<Long,E>

com.graphaware.common.transform.BaseTrivialIdTransformer<E>

All Implemented Interfaces:

IdTransformer<Long,E>

Direct Known Subclasses:

TrivialNodeIdTransformer, TrivialRelationshipIdTransformer

public abstract class BaseTrivialIdTransformer<E extends Entity>
extends BaseIdTransformer<Long,E>

Abstract base-class for trivial IdTransformer implementations that in fact perform no transformation.

Constructor Summary

Constructors

Constructor	Description
BaseTrivialIdTransformer()

Method Summary

Modifier and Type	Method	Description
Long	fromEntity(E entity)	Transform an internal Neo4j node ID of a Entity to a custom ID.
protected long	toExistingGraphId(Long id)	Transform a custom ID to internal Neo4j ID.

Methods inherited from class com.graphaware.common.transform.BaseIdTransformer

toGraphId

Methods inherited from class java.lang.Object

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

Constructor Detail

BaseTrivialIdTransformer

public BaseTrivialIdTransformer()

Method Detail

toExistingGraphId

protected long toExistingGraphId(Long id)

Description copied from class: BaseIdTransformer

Transform a custom ID to internal Neo4j ID.

Specified by:

toExistingGraphId in class BaseIdTransformer<Long,E extends Entity>

Parameters:

id - to transform. Will never be null.

Returns:

internal Neo4j ID.

fromEntity

public final Long fromEntity(E entity)

Description copied from interface: IdTransformer

Transform an internal Neo4j node ID of a Entity to a custom ID.

Parameters:

entity - to take the ID to transform from. Must not be null.

Returns:

transformed custom ID. Never null.