org.opendaylight.controller.cluster.datastore.shardstrategy

Class DefaultShardStrategy

java.lang.Object

org.opendaylight.controller.cluster.datastore.shardstrategy.DefaultShardStrategy

All Implemented Interfaces:

ShardStrategy

public final class DefaultShardStrategy
extends Object
implements ShardStrategy

The DefaultShardStrategy basically puts all data into the default shard. The default shard stores data for all modules for which a specific set of shards has not been configured. This is only intended for testing.

Field Summary

Fields

Modifier and Type	Field and Description
static String	DEFAULT_SHARD
static String	NAME

Method Summary

Modifier and Type	Method and Description
String	findShard(org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier path) Find the name of the shard in which the data pointed to by the specified path belongs in.
static DefaultShardStrategy	getInstance()
org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier	getPrefixForPath(org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier path) Get the prefix of the shard that contains the data pointed to by the specified path.

Methods inherited from class java.lang.Object

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

Field Detail

NAME

public static final String NAME

See Also:

Constant Field Values

DEFAULT_SHARD

public static final String DEFAULT_SHARD

See Also:

Constant Field Values

Method Detail

getInstance

public static DefaultShardStrategy getInstance()

findShard

public String findShard(org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier path)

Description copied from interface: ShardStrategy

Find the name of the shard in which the data pointed to by the specified path belongs in.

Should return the name of the default shard DefaultShardStrategy.DEFAULT_SHARD if no matching shard was found

Specified by:

findShard in interface ShardStrategy

Parameters:

path - the location of the data in the logical tree

Returns:

the corresponding shard name.

getPrefixForPath

public org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier getPrefixForPath(org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier path)

Description copied from interface: ShardStrategy

Get the prefix of the shard that contains the data pointed to by the specified path.

Specified by:

getPrefixForPath in interface ShardStrategy

Parameters:

path - the location of the data in the logical tree.

Returns:

the corresponding shards prefix.