Package org.apache.cassandra.schema

Class KeyspaceParams

java.lang.Object

org.apache.cassandra.schema.KeyspaceParams

public final class KeyspaceParams
extends Object

An immutable class representing keyspace parameters (durability and replication).

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	KeyspaceParams.Option

Field Summary

Fields

Modifier and Type	Field	Description
static final boolean	DEFAULT_DURABLE_WRITES
static boolean	DEFAULT_LOCAL_DURABLE_WRITES	This determines durable writes for the SchemaConstants.SCHEMA_KEYSPACE_NAME and SchemaConstants.SYSTEM_KEYSPACE_NAME keyspaces, the only reason it is not final is for commitlog unit tests.
final boolean	durableWrites
final ReplicationParams	replication

Constructor Summary

Constructors

Constructor	Description
KeyspaceParams(boolean durableWrites, ReplicationParams replication)

Method Summary

Modifier and Type	Method	Description
static KeyspaceParams	create(boolean durableWrites, Map<String,String> replication)
boolean	equals(Object o)
int	hashCode()
static KeyspaceParams	local()
static KeyspaceParams	nts(Object... args)
static KeyspaceParams	simple(int replicationFactor)
static KeyspaceParams	simple(String replicationFactor)
static KeyspaceParams	simpleTransient(int replicationFactor)
String	toString()
void	validate(String name, ClientState state)

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

DEFAULT_DURABLE_WRITES

public static final boolean DEFAULT_DURABLE_WRITES

See Also:

• Constant Field Values

DEFAULT_LOCAL_DURABLE_WRITES

public static boolean DEFAULT_LOCAL_DURABLE_WRITES

This determines durable writes for the SchemaConstants.SCHEMA_KEYSPACE_NAME and SchemaConstants.SYSTEM_KEYSPACE_NAME keyspaces, the only reason it is not final is for commitlog unit tests. It should only be changed for testing purposes.

durableWrites

public final boolean durableWrites

replication

public final ReplicationParams replication

Constructor Details

KeyspaceParams

public KeyspaceParams(boolean durableWrites,
 ReplicationParams replication)

Method Details

create

public static KeyspaceParams create(boolean durableWrites,
 Map<String,String> replication)

local

public static KeyspaceParams local()

simple

public static KeyspaceParams simple(int replicationFactor)

simple

public static KeyspaceParams simple(String replicationFactor)

simpleTransient

public static KeyspaceParams simpleTransient(int replicationFactor)

nts

public static KeyspaceParams nts(Object... args)

validate

public void validate(String name,
 ClientState state)

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object