org.apache.cassandra.config

Class KSMetaData

java.lang.Object

org.apache.cassandra.config.KSMetaData

public final class KSMetaData
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
boolean	durableWrites
java.lang.String	name
java.lang.Class<? extends AbstractReplicationStrategy>	strategyClass
java.util.Map<java.lang.String,java.lang.String>	strategyOptions
UTMetaData	userTypes

Method Summary

Modifier and Type	Method and Description
java.util.Map<java.lang.String,CFMetaData>	cfMetaData()
static KSMetaData	cloneWith(KSMetaData ksm, java.lang.Iterable<CFMetaData> cfDefs)
static java.util.Map<java.lang.String,CFMetaData>	deserializeColumnFamilies(Row row) Deserialize ColumnFamilies from low-level schema representation, all of them belong to the same keyspace
Mutation	dropFromSchema(long timestamp)
boolean	equals(java.lang.Object o)
static KSMetaData	fromSchema(Row row, java.lang.Iterable<CFMetaData> cfms, UTMetaData userTypes) Deserialize only Keyspace attributes without nested ColumnFamilies
static KSMetaData	fromSchema(Row serializedKs, Row serializedCFs, Row serializedUserTypes) Deserialize Keyspace with nested ColumnFamilies
static KSMetaData	fromThrift(org.apache.cassandra.thrift.KsDef ksd, CFMetaData... cfDefs)
int	hashCode()
static KSMetaData	newKeyspace(java.lang.String name, java.lang.Class<? extends AbstractReplicationStrategy> strategyClass, java.util.Map<java.lang.String,java.lang.String> options, boolean durablesWrites, java.lang.Iterable<CFMetaData> cfDefs)
static KSMetaData	newKeyspace(java.lang.String name, java.lang.String strategyName, java.util.Map<java.lang.String,java.lang.String> options, boolean durableWrites)
static java.util.Map<java.lang.String,java.lang.String>	optsWithRF(java.lang.Integer rf)
KSMetaData	reloadAttributes()
static KSMetaData	systemKeyspace()
static KSMetaData	testMetadata(java.lang.String name, java.lang.Class<? extends AbstractReplicationStrategy> strategyClass, java.util.Map<java.lang.String,java.lang.String> strategyOptions, CFMetaData... cfDefs)
static KSMetaData	testMetadataNotDurable(java.lang.String name, java.lang.Class<? extends AbstractReplicationStrategy> strategyClass, java.util.Map<java.lang.String,java.lang.String> strategyOptions, CFMetaData... cfDefs)
Mutation	toSchema(long timestamp)
Mutation	toSchemaUpdate(KSMetaData newState, long modificationTimestamp)
java.lang.String	toString()
org.apache.cassandra.thrift.KsDef	toThrift()
static KSMetaData	traceKeyspace()
KSMetaData	validate()

Methods inherited from class java.lang.Object

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

Field Detail

name

public final java.lang.String name

strategyClass

public final java.lang.Class<? extends AbstractReplicationStrategy> strategyClass

strategyOptions

public final java.util.Map<java.lang.String,java.lang.String> strategyOptions

durableWrites

public final boolean durableWrites

userTypes

public final UTMetaData userTypes

Method Detail

newKeyspace

public static KSMetaData newKeyspace(java.lang.String name,
                                     java.lang.String strategyName,
                                     java.util.Map<java.lang.String,java.lang.String> options,
                                     boolean durableWrites)
                              throws ConfigurationException

Throws:

ConfigurationException

newKeyspace

public static KSMetaData newKeyspace(java.lang.String name,
                                     java.lang.Class<? extends AbstractReplicationStrategy> strategyClass,
                                     java.util.Map<java.lang.String,java.lang.String> options,
                                     boolean durablesWrites,
                                     java.lang.Iterable<CFMetaData> cfDefs)

cloneWith

public static KSMetaData cloneWith(KSMetaData ksm,
                                   java.lang.Iterable<CFMetaData> cfDefs)

systemKeyspace

public static KSMetaData systemKeyspace()

traceKeyspace

public static KSMetaData traceKeyspace()

testMetadata

public static KSMetaData testMetadata(java.lang.String name,
                                      java.lang.Class<? extends AbstractReplicationStrategy> strategyClass,
                                      java.util.Map<java.lang.String,java.lang.String> strategyOptions,
                                      CFMetaData... cfDefs)

testMetadataNotDurable

public static KSMetaData testMetadataNotDurable(java.lang.String name,
                                                java.lang.Class<? extends AbstractReplicationStrategy> strategyClass,
                                                java.util.Map<java.lang.String,java.lang.String> strategyOptions,
                                                CFMetaData... cfDefs)

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

cfMetaData

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

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

optsWithRF

public static java.util.Map<java.lang.String,java.lang.String> optsWithRF(java.lang.Integer rf)

fromThrift

public static KSMetaData fromThrift(org.apache.cassandra.thrift.KsDef ksd,
                                    CFMetaData... cfDefs)
                             throws ConfigurationException

Throws:

ConfigurationException

toThrift

public org.apache.cassandra.thrift.KsDef toThrift()

toSchemaUpdate

public Mutation toSchemaUpdate(KSMetaData newState,
                               long modificationTimestamp)

validate

public KSMetaData validate()
                    throws ConfigurationException

Throws:

ConfigurationException

reloadAttributes

public KSMetaData reloadAttributes()

dropFromSchema

public Mutation dropFromSchema(long timestamp)

toSchema

public Mutation toSchema(long timestamp)

fromSchema

public static KSMetaData fromSchema(Row row,
                                    java.lang.Iterable<CFMetaData> cfms,
                                    UTMetaData userTypes)

Deserialize only Keyspace attributes without nested ColumnFamilies

Parameters:

row - Keyspace attributes in serialized form

Returns:

deserialized keyspace without cf_defs

fromSchema

public static KSMetaData fromSchema(Row serializedKs,
                                    Row serializedCFs,
                                    Row serializedUserTypes)

Deserialize Keyspace with nested ColumnFamilies

Parameters:

serializedKs - Keyspace in serialized form

serializedCFs - Collection of the serialized ColumnFamilies

Returns:

deserialized keyspace with cf_defs

deserializeColumnFamilies

public static java.util.Map<java.lang.String,CFMetaData> deserializeColumnFamilies(Row row)

Deserialize ColumnFamilies from low-level schema representation, all of them belong to the same keyspace

Returns:

map containing name of the ColumnFamily and it's metadata for faster lookup