com.staros.shard

Class Shard

java.lang.Object

com.staros.shard.Shard

All Implemented Interfaces:

Writable

public class Shard
extends java.lang.Object
implements Writable

Constructor Summary

Constructors

Constructor and Description
Shard(java.lang.String serviceId, java.util.List<java.lang.Long> groupIds, long shardId)
Shard(java.lang.String serviceId, java.util.List<java.lang.Long> groupIds, long shardId, FilePath filePath, FileCache fileCache)

Method Summary

Modifier and Type	Method and Description
boolean	addReplica(long workerId)
static Shard	fromProtobuf(ShardInfo info)
AddShardInfo	getAddShardInfo()
int	getExpectedReplicaNum()
FileCache	getFileCache()
FilePath	getFilePath()
java.util.List<java.lang.Long>	getGroupIds()
java.util.Map<java.lang.String,java.lang.String>	getProperties()
java.util.List<Replica>	getReplica()
int	getReplicaSize()
java.util.List<java.lang.Long>	getReplicaWorkerIds()
java.lang.String	getServiceId()
long	getShardId()
ShardState	getState()
int	hashCode()
boolean	hasReplica(long workerId)
boolean	joinGroup(long groupId)
boolean	quitGroup(long groupId)
static Shard	read(java.io.DataInput in)
boolean	removeReplica(long workerId)
void	setExpectedReplicaNum(int expectedReplicaNum)
void	setFileCacheEnable(boolean enableCache)
void	setFilePath(FilePath path)
void	setProperties(java.util.Map<java.lang.String,java.lang.String> properties)
void	setReplicas(java.util.List<Replica> replicas)
void	setState(ShardState state)
ShardInfo	toDebugProtobuf()
ShardInfo	toProtobuf()
ShardInfo	toProtobuf(boolean withoutReplicaInfo)
ShardInfo	toProtobufInternal(boolean includeSecret, boolean withoutReplicaInfo)
boolean	updateFileStore(FileStoreInfo fsInfo)
void	write(java.io.DataOutput out)

Methods inherited from class java.lang.Object

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

Constructor Detail

Shard

public Shard(java.lang.String serviceId,
             java.util.List<java.lang.Long> groupIds,
             long shardId)

Shard

public Shard(java.lang.String serviceId,
             java.util.List<java.lang.Long> groupIds,
             long shardId,
             FilePath filePath,
             FileCache fileCache)

Method Detail

getServiceId

public java.lang.String getServiceId()

getGroupIds

public java.util.List<java.lang.Long> getGroupIds()

getShardId

public long getShardId()

joinGroup

public boolean joinGroup(long groupId)

quitGroup

public boolean quitGroup(long groupId)

getState

public ShardState getState()

setState

public void setState(ShardState state)

getFilePath

public FilePath getFilePath()

setFileCacheEnable

public void setFileCacheEnable(boolean enableCache)

setFilePath

public void setFilePath(FilePath path)

getFileCache

public FileCache getFileCache()

setReplicas

public void setReplicas(java.util.List<Replica> replicas)

getReplicaWorkerIds

public java.util.List<java.lang.Long> getReplicaWorkerIds()

getReplicaSize

public int getReplicaSize()

getReplica

public java.util.List<Replica> getReplica()

getExpectedReplicaNum

public int getExpectedReplicaNum()

setExpectedReplicaNum

public void setExpectedReplicaNum(int expectedReplicaNum)

hasReplica

public boolean hasReplica(long workerId)

addReplica

public boolean addReplica(long workerId)

removeReplica

public boolean removeReplica(long workerId)

setProperties

public void setProperties(java.util.Map<java.lang.String,java.lang.String> properties)

getProperties

public java.util.Map<java.lang.String,java.lang.String> getProperties()

toProtobufInternal

public ShardInfo toProtobufInternal(boolean includeSecret,
                                    boolean withoutReplicaInfo)

toProtobuf

public ShardInfo toProtobuf()

toDebugProtobuf

public ShardInfo toDebugProtobuf()

toProtobuf

public ShardInfo toProtobuf(boolean withoutReplicaInfo)

getAddShardInfo

public AddShardInfo getAddShardInfo()

updateFileStore

public boolean updateFileStore(FileStoreInfo fsInfo)

fromProtobuf

public static Shard fromProtobuf(ShardInfo info)

write

public void write(java.io.DataOutput out)
           throws java.io.IOException

Specified by:

write in interface Writable

Throws:

java.io.IOException

read

public static Shard read(java.io.DataInput in)
                  throws java.io.IOException

Throws:

java.io.IOException

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object