org.apache.hadoop.hbase.thrift

Class HBaseServiceHandler

java.lang.Object

org.apache.hadoop.hbase.thrift.HBaseServiceHandler

Direct Known Subclasses:

ThriftHBaseServiceHandler, ThriftHBaseServiceHandler

@InterfaceAudience.LimitedPrivate(value="Tools")
public abstract class HBaseServiceHandler
extends Object

abstract class for HBase handler providing a Connection cache and get table/admin method

Field Summary

Fields

Modifier and Type	Field and Description
static String	CLEANUP_INTERVAL
protected org.apache.hadoop.conf.Configuration	conf
protected ConnectionCache	connectionCache
static String	MAX_IDLETIME
protected ThriftMetrics	metrics

Constructor Summary

Constructors

Constructor and Description
HBaseServiceHandler(org.apache.hadoop.conf.Configuration c, UserProvider userProvider)

Method Summary

Modifier and Type	Method and Description
protected Admin	getAdmin() Obtain HBaseAdmin.
protected Table	getTable(byte[] tableName) Creates and returns a Table instance from a given table name.
protected Table	getTable(ByteBuffer tableName)
void	initMetrics(ThriftMetrics metrics)
void	setEffectiveUser(String effectiveUser)

Methods inherited from class java.lang.Object

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

Field Detail

CLEANUP_INTERVAL

public static final String CLEANUP_INTERVAL

See Also:

Constant Field Values

MAX_IDLETIME

public static final String MAX_IDLETIME

See Also:

Constant Field Values

conf

protected org.apache.hadoop.conf.Configuration conf

connectionCache

protected final ConnectionCache connectionCache

metrics

protected ThriftMetrics metrics

Constructor Detail

HBaseServiceHandler

public HBaseServiceHandler(org.apache.hadoop.conf.Configuration c,
                           UserProvider userProvider)
                    throws IOException

Throws:

IOException

Method Detail

initMetrics

public void initMetrics(ThriftMetrics metrics)

setEffectiveUser

public void setEffectiveUser(String effectiveUser)

getAdmin

protected Admin getAdmin()
                  throws IOException

Obtain HBaseAdmin. Creates the instance if it is not already created.

Throws:

IOException

getTable

protected Table getTable(byte[] tableName)
                  throws IOException

Creates and returns a Table instance from a given table name. n * name of table

Returns:

Table object

Throws:

IOException - if getting the table fails

getTable

protected Table getTable(ByteBuffer tableName)
                  throws IOException

Throws:

IOException