org.apache.cassandra.schema

Class DistributedSchema

java.lang.Object

org.apache.cassandra.schema.DistributedSchema

public class DistributedSchema
extends java.lang.Object

Immutable snapshot of the current schema along with its version.

Field Summary

Fields

Modifier and Type	Field and Description
static DistributedSchema	EMPTY

Constructor Summary

Constructors

Constructor and Description
DistributedSchema(Keyspaces keyspaces, java.util.UUID version)

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object o)
Keyspaces	getKeyspaces()
java.util.UUID	getVersion()
int	hashCode()
boolean	isEmpty()
static java.lang.String	schemaVersionToString(java.util.UUID version) Converts the given schema version to a string.

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY

public static final DistributedSchema EMPTY

Constructor Detail

DistributedSchema

public DistributedSchema(Keyspaces keyspaces,
                         java.util.UUID version)

Method Detail

getKeyspaces

public Keyspaces getKeyspaces()

isEmpty

public boolean isEmpty()

getVersion

public java.util.UUID getVersion()

schemaVersionToString

public static java.lang.String schemaVersionToString(java.util.UUID version)

Converts the given schema version to a string. Returns unknown, if version is null or "(empty)", if version refers to an {@link SchemaConstants#emptyVersion empty) schema.

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object