org.apache.hadoop.hbase.regionserver

Class FlushPolicyFactory

java.lang.Object

org.apache.hadoop.hbase.regionserver.FlushPolicyFactory

@InterfaceAudience.LimitedPrivate(value="Configuration")
public class FlushPolicyFactory
extends java.lang.Object

The class that creates a flush policy from a conf and HTableDescriptor.

The default flush policy is FlushLargeStoresPolicy. And for 0.98, the default flush policy is FlushAllStoresPolicy.

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	HBASE_FLUSH_POLICY_KEY

Constructor Summary

Constructors

Constructor and Description
FlushPolicyFactory()

Method Summary

Modifier and Type	Method and Description
static FlushPolicy	create(HRegion region, Configuration conf) Create the FlushPolicy configured for the given table.
static java.lang.Class<? extends FlushPolicy>	getFlushPolicyClass(HTableDescriptor htd, Configuration conf) Get FlushPolicy class for the given table.

Methods inherited from class java.lang.Object

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

Field Detail

HBASE_FLUSH_POLICY_KEY

public static final java.lang.String HBASE_FLUSH_POLICY_KEY

See Also:

Constant Field Values

Constructor Detail

FlushPolicyFactory

public FlushPolicyFactory()

Method Detail

create

public static FlushPolicy create(HRegion region,
                                 Configuration conf)
                          throws java.io.IOException

Create the FlushPolicy configured for the given table.

Throws:

java.io.IOException

getFlushPolicyClass

public static java.lang.Class<? extends FlushPolicy> getFlushPolicyClass(HTableDescriptor htd,
                                                                         Configuration conf)
                                                                  throws java.io.IOException

Get FlushPolicy class for the given table.

Throws:

java.io.IOException