org.springframework.cloud.gcp.data.datastore.core.util

Class KeyUtil

java.lang.Object

org.springframework.cloud.gcp.data.datastore.core.util.KeyUtil

public final class KeyUtil
extends Object

Utility class containing methods for transforming and manipulating Datastore keys.

Since:

1.2

Author:

Daniel Zou

Method Summary

Modifier and Type	Method and Description
static com.google.cloud.datastore.Key	getKeyWithoutAncestors(com.google.cloud.datastore.Key entityKey) Returns a copy of the provided entityKey with its ancestors removed.

Methods inherited from class java.lang.Object

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

Method Detail

getKeyWithoutAncestors

public static com.google.cloud.datastore.Key getKeyWithoutAncestors(com.google.cloud.datastore.Key entityKey)

Returns a copy of the provided entityKey with its ancestors removed.

This is useful for performing HAS_ANCESTOR queries in Datastore which do not expect a fully qualified ancestors key list in the provided key.

Parameters:

entityKey - The Datastore entity key to transform.

Returns:

A copy of the entityKey with ancestors removed.