co.cask.cdap.data2.datafabric.dataset.service

Class DistributedStorageProviderNamespaceAdmin

java.lang.Object

co.cask.cdap.data2.datafabric.dataset.service.StorageProviderNamespaceAdmin

co.cask.cdap.data2.datafabric.dataset.service.DistributedStorageProviderNamespaceAdmin

public final class DistributedStorageProviderNamespaceAdmin
extends StorageProviderNamespaceAdmin

Manages namespaces on underlying systems - HDFS, HBase, Hive, etc.

Constructor Summary

Constructors

Constructor and Description
DistributedStorageProviderNamespaceAdmin(CConfiguration cConf, NamespacedLocationFactory namespacedLocationFactory, ExploreFacade exploreFacade, HBaseTableUtil tableUtil)

Method Summary

Methods

Modifier and Type	Method and Description
void	create(Id.Namespace namespaceId) Create a namespace in the underlying system.
void	delete(Id.Namespace namespaceId) Delete a namespace from the underlying system Can perform operations such as deleting directories, deleting namespaces, etc.

Methods inherited from class java.lang.Object

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

Constructor Detail

DistributedStorageProviderNamespaceAdmin

@Inject
public DistributedStorageProviderNamespaceAdmin(CConfiguration cConf,
                                               NamespacedLocationFactory namespacedLocationFactory,
                                               ExploreFacade exploreFacade,
                                               HBaseTableUtil tableUtil)

Method Detail

create

public void create(Id.Namespace namespaceId)
            throws IOException,
                   ExploreException,
                   SQLException

Description copied from class: StorageProviderNamespaceAdmin

Create a namespace in the underlying system. Can perform operations such as creating directories, creating namespaces, etc. The default implementation creates the namespace directory on the filesystem. Subclasses can override to add more logic such as create namespaces in HBase, etc.

Overrides:

create in class StorageProviderNamespaceAdmin

Parameters:

namespaceId - Id.Namespace for the namespace to create

Throws:

IOException - if there are errors while creating the namespace

ExploreException

SQLException

delete

public void delete(Id.Namespace namespaceId)
            throws IOException,
                   ExploreException,
                   SQLException

Description copied from class: StorageProviderNamespaceAdmin

Delete a namespace from the underlying system Can perform operations such as deleting directories, deleting namespaces, etc. The default implementation deletes the namespace directory on the filesystem. Subclasses can override to add more logic such as delete namespaces in HBase, etc.

Overrides:

delete in class StorageProviderNamespaceAdmin

Parameters:

namespaceId - Id.Namespace for the namespace to delete

Throws:

IOException - if there are errors while deleting the namespace

ExploreException

SQLException