Package org.apache.cassandra.schema

Class IndexMetadata

java.lang.Object

org.apache.cassandra.schema.IndexMetadata

public final class IndexMetadata
extends Object

An immutable representation of secondary index metadata.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	IndexMetadata.Kind
static class	IndexMetadata.Serializer

Field Summary

Fields

Modifier and Type	Field	Description
final UUID	id
final IndexMetadata.Kind	kind
final String	name
final Map<String,String>	options
static final IndexMetadata.Serializer	serializer

Method Summary

Modifier and Type	Method	Description
void	appendCqlTo(CqlBuilder builder, TableMetadata table, boolean ifNotExists)	Appends to the specified builder the CQL used to create this index.
boolean	equals(Object obj)
boolean	equalsWithoutName(IndexMetadata other)
static IndexMetadata	fromIndexTargets(List<IndexTarget> targets, String name, IndexMetadata.Kind kind, Map<String,String> options)
static IndexMetadata	fromSchemaMetadata(String name, IndexMetadata.Kind kind, Map<String,String> options)
static String	generateDefaultIndexName(String table)
static String	generateDefaultIndexName(String table, ColumnIdentifier column)
String	getIndexClassName()
int	hashCode()
boolean	isComposites()
boolean	isCustom()
boolean	isKeys()
String	toCqlString(TableMetadata table, boolean ifNotExists)
String	toString()
void	validate(TableMetadata table)

Methods inherited from class java.lang.Object

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

Field Details

serializer

public static final IndexMetadata.Serializer serializer

id

public final UUID id

name

public final String name

kind

public final IndexMetadata.Kind kind

options

public final Map<String,String> options

Method Details

fromSchemaMetadata

public static IndexMetadata fromSchemaMetadata(String name,
 IndexMetadata.Kind kind,
 Map<String,String> options)

fromIndexTargets

public static IndexMetadata fromIndexTargets(List<IndexTarget> targets,
 String name,
 IndexMetadata.Kind kind,
 Map<String,String> options)

generateDefaultIndexName

public static String generateDefaultIndexName(String table,
 ColumnIdentifier column)

generateDefaultIndexName

public static String generateDefaultIndexName(String table)

validate

public void validate(TableMetadata table)

getIndexClassName

public String getIndexClassName()

isCustom

public boolean isCustom()

isKeys

public boolean isKeys()

isComposites

public boolean isComposites()

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equalsWithoutName

public boolean equalsWithoutName(IndexMetadata other)

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object

toCqlString

public String toCqlString(TableMetadata table,
 boolean ifNotExists)

appendCqlTo

public void appendCqlTo(CqlBuilder builder,
 TableMetadata table,
 boolean ifNotExists)

Appends to the specified builder the CQL used to create this index.

Parameters:

builder - the builder to which the CQL myst be appended

table - the parent table

ifNotExists - includes "IF NOT EXISTS" into statement