Uses of Class
com.google.cloud.datastore.Key

Packages that use Key

Package	Description
com.google.cloud.datastore	A client for Cloud Datastore – A highly-scalable NoSQL database for web and mobile applications.

Uses of Key in com.google.cloud.datastore

Fields in com.google.cloud.datastore with type parameters of type Key

Modifier and Type	Field	Description
static final Query.ResultType<Key>	Query.ResultType.KEY

Methods in com.google.cloud.datastore that return Key

Modifier and Type	Method	Description
Key	Datastore.allocateId(IncompleteKey key)	Allocate a unique id for the given key.
Key	Key.Builder.build()
static Key	Key.fromUrlSafe(String urlSafe)	Create a Key given its URL safe encoded form.
Key	BaseEntity.getKey(String name)	Returns the property value as a Key.
Key	IncompleteKey.getParent()	Returns the key's parent.
Key	KeyFactory.newKey(long id)
Key	KeyFactory.newKey(String name)

Methods in com.google.cloud.datastore that return types with arguments of type Key

Modifier and Type	Method	Description
List<Key>	Datastore.allocateId(IncompleteKey... keys)	Returns a list of keys using the allocated ids ordered by the input.
List<Key>	Batch.Response.getGeneratedKeys()	Returns a list of keys generated by a batch.
List<Key>	Transaction.Response.getGeneratedKeys()	Returns a list of keys generated by a transaction.
List<Key>	Datastore.reserveIds(Key... keys)	Reserve one or more keys, preventing them from being automatically allocated by Datastore.
protected Map<Key,FullEntity<Key>>	BaseDatastoreBatchWriter.toAdd()
protected Map<Key,FullEntity<Key>>	BaseDatastoreBatchWriter.toAdd()
protected Set<Key>	BaseDatastoreBatchWriter.toDelete()
protected Map<Key,FullEntity<Key>>	BaseDatastoreBatchWriter.toPut()
protected Map<Key,FullEntity<Key>>	BaseDatastoreBatchWriter.toPut()
protected Map<Key,FullEntity<Key>>	BaseDatastoreBatchWriter.toUpdate()
protected Map<Key,FullEntity<Key>>	BaseDatastoreBatchWriter.toUpdate()

Methods in com.google.cloud.datastore with parameters of type Key

Modifier and Type	Method	Description
GqlQuery.Builder<V>	GqlQuery.Builder.addBinding(Key... value)	Sets a new positional binding.
ListValue.Builder	ListValue.Builder.addValue(Key first, Key... other)	Adds the provided Key values to the ListValue builder.
final void	BaseDatastoreBatchWriter.delete(Key... keys)
void	Datastore.delete(Key... keys)	A datastore delete operation.
void	DatastoreBatchWriter.delete(Key... keys)	A datastore delete operation.
void	DatastoreWriter.delete(Key... keys)	A datastore delete operation.
void	Transaction.delete(Key... keys)	A datastore delete operation.
static StructuredQuery.PropertyFilter	StructuredQuery.PropertyFilter.eq(String property, Key value)
List<Entity>	DatastoreReader.fetch(Key... keys)	Returns a list with a value for each given key (ordered by input).
List<Entity>	Transaction.fetch(Key... keys)	Returns a list with a value for each given key (ordered by input).
static StructuredQuery.PropertyFilter	StructuredQuery.PropertyFilter.ge(String property, Key value)
Entity	Datastore.get(Key key, ReadOption... options)	Returns an Entity for the given Key or null if it doesn't exist.
Entity	DatastoreReader.get(Key key)	Returns an Entity for the given Key or null if it doesn't exist.
Iterator<Entity>	DatastoreReader.get(Key... keys)	Returns an Entity for each given Key that exists in the Datastore.
Entity	Transaction.get(Key key)	Returns an Entity for the given Key or null if it doesn't exist.
Iterator<Entity>	Transaction.get(Key... key)	Returns an Entity for each given Key that exists in the Datastore.
static StructuredQuery.PropertyFilter	StructuredQuery.PropertyFilter.gt(String property, Key value)
static StructuredQuery.PropertyFilter	StructuredQuery.PropertyFilter.hasAncestor(Key key)
static StructuredQuery.PropertyFilter	StructuredQuery.PropertyFilter.le(String property, Key value)
static StructuredQuery.PropertyFilter	StructuredQuery.PropertyFilter.lt(String property, Key value)
static StructuredQuery.PropertyFilter	StructuredQuery.PropertyFilter.neq(String property, Key value)
static Entity.Builder	Entity.newBuilder(Key key)
static Entity.Builder	Entity.newBuilder(Key key, FullEntity<?> copyFrom)
static IncompleteKey.Builder	IncompleteKey.newBuilder(Key parent, String kind)
static Key.Builder	Key.newBuilder(Key copyFrom)
static Key.Builder	Key.newBuilder(Key parent, String kind, long id)
static Key.Builder	Key.newBuilder(Key parent, String kind, String name)
static KeyValue.Builder	KeyValue.newBuilder(Key key)
static KeyValue	KeyValue.of(Key key)
static ListValue	ListValue.of(Key first, Key... other)	Creates a ListValue object given a number of Key values.
List<Key>	Datastore.reserveIds(Key... keys)	Reserve one or more keys, preventing them from being automatically allocated by Datastore.
B	BaseEntity.Builder.set(String name, Key value)	Sets a property of type KeyValue.
B	BaseEntity.Builder.set(String name, Key first, Key second, Key... others)	Sets a list property containing elements of type KeyValue.
GqlQuery.Builder<V>	GqlQuery.Builder.setBinding(String name, Key... value)	Sets a new named binding.
Entity.Builder	Entity.Builder.setKey(Key key)

Method parameters in com.google.cloud.datastore with type arguments of type Key

Modifier and Type	Method	Description
List<Entity>	Datastore.fetch(Iterable<Key> keys, ReadOption... options)	Returns a list with a value for each given key (ordered by input).
Iterator<Entity>	Datastore.get(Iterable<Key> keys, ReadOption... options)	Returns an Entity for each given Key that exists in the Datastore.

Constructors in com.google.cloud.datastore with parameters of type Key

Modifier	Constructor	Description
	KeyValue(Key key)