org.apache.solr.common.cloud

Class Slice

java.lang.Object

org.apache.solr.common.cloud.ZkNodeProps

org.apache.solr.common.cloud.Slice

All Implemented Interfaces:

JSONWriter.Writable

public class Slice
extends ZkNodeProps

A Slice contains immutable information about a logical shard (all replicas that share the same shard id).

Field Summary

Fields

Modifier and Type	Field and Description
static String	LEADER
static String	RANGE
static String	REPLICAS

Fields inherited from class org.apache.solr.common.cloud.ZkNodeProps

propMap

Constructor Summary

Constructors

Constructor and Description
Slice(String name, Map<String,Replica> replicas, Map<String,Object> props)

Method Summary

Methods

Modifier and Type	Method and Description
Replica	getLeader()
String	getName() Return slice name (shard id).
DocRouter.Range	getRange()
Replica	getReplica(String replicaName)
Collection<Replica>	getReplicas() Gets the list of replicas for this slice.
Map<String,Replica>	getReplicasCopy()
Map<String,Replica>	getReplicasMap() Get the map of coreNodeName to replicas for this slice.
String	toString()
void	write(JSONWriter jsonWriter)

Methods inherited from class org.apache.solr.common.cloud.ZkNodeProps

containsKey, fromKeyVals, get, getProperties, getStr, keySet, load, makeMap, shallowCopy

Methods inherited from class java.lang.Object

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

Field Detail

REPLICAS

public static String REPLICAS

RANGE

public static String RANGE

LEADER

public static String LEADER

Constructor Detail

Slice

public Slice(String name,
     Map<String,Replica> replicas,
     Map<String,Object> props)

Parameters:

name - The name of the slice

replicas - The replicas of the slice. This is used directly and a copy is not made. If null, replicas will be constructed from props.

props - The properties of the slice - a shallow copy will always be made.

Method Detail

getName

public String getName()

Return slice name (shard id).

getReplicas

public Collection<Replica> getReplicas()

Gets the list of replicas for this slice.

getReplicasMap

public Map<String,Replica> getReplicasMap()

Get the map of coreNodeName to replicas for this slice.

getReplicasCopy

public Map<String,Replica> getReplicasCopy()

getLeader

public Replica getLeader()

getReplica

public Replica getReplica(String replicaName)

getRange

public DocRouter.Range getRange()

toString

public String toString()

Overrides:

toString in class ZkNodeProps

write

public void write(JSONWriter jsonWriter)

Specified by:

write in interface JSONWriter.Writable

Overrides:

write in class ZkNodeProps