Package com.google.cloud.datastore

Class KeyFactory

java.lang.Object

com.google.cloud.datastore.BaseKey.Builder<KeyFactory>

com.google.cloud.datastore.KeyFactory

public final class KeyFactory
extends BaseKey.Builder<KeyFactory>

A helper for creating keys for a specific Datastore, using its associated projectId and namespace.

Constructor Summary

Constructors

Constructor	Description
KeyFactory(String projectId)
KeyFactory(String projectId, String namespace)
KeyFactory(String projectId, String namespace, String databaseId)

Method Summary

Modifier and Type	Method	Description
protected IncompleteKey	build()
IncompleteKey	newKey()
Key	newKey(long id)
Key	newKey(String name)
KeyFactory	reset()	Resets the KeyFactory to its initial state.

Methods inherited from class com.google.cloud.datastore.BaseKey.Builder

addAncestor, addAncestors, addAncestors, setDatabaseId, setKind, setNamespace, setProjectId

Methods inherited from class java.lang.Object

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

Constructor Detail

KeyFactory

public KeyFactory(String projectId)

KeyFactory

public KeyFactory(String projectId,
                  String namespace)

KeyFactory

@BetaApi
public KeyFactory(String projectId,
                  String namespace,
                  String databaseId)

Method Detail

newKey

public IncompleteKey newKey()

newKey

public Key newKey(String name)

newKey

public Key newKey(long id)

reset

public KeyFactory reset()

Resets the KeyFactory to its initial state.

Returns:

this for chaining

build

protected IncompleteKey build()

Specified by:

build in class BaseKey.Builder<KeyFactory>