Package org.apache.cassandra.schema

Class IndexMetadata

java.lang.Object

org.apache.cassandra.schema.IndexMetadata

public final class IndexMetadata
extends java.lang.Object

An immutable representation of secondary index metadata.

Nested Class Summary

Nested Classes

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

Field Summary

Fields

Modifier and Type	Field	Description
java.util.UUID	id
IndexMetadata.Kind	kind
java.lang.String	name
java.util.Map<java.lang.String,java.lang.String>	options
static 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(java.lang.Object obj)
boolean	equalsWithoutName(IndexMetadata other)
static IndexMetadata	fromIndexTargets(java.util.List<IndexTarget> targets, java.lang.String name, IndexMetadata.Kind kind, java.util.Map<java.lang.String,java.lang.String> options)
static IndexMetadata	fromSchemaMetadata(java.lang.String name, IndexMetadata.Kind kind, java.util.Map<java.lang.String,java.lang.String> options)
static java.lang.String	generateDefaultIndexName(java.lang.String table)
static java.lang.String	generateDefaultIndexName(java.lang.String table, ColumnIdentifier column)
int	hashCode()
boolean	isComposites()
boolean	isCustom()
boolean	isKeys()
java.lang.String	toCqlString(TableMetadata table, boolean ifNotExists)
java.lang.String	toString()
void	validate(TableMetadata table)

Methods inherited from class java.lang.Object

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

Field Detail

serializer

public static final IndexMetadata.Serializer serializer

id

public final java.util.UUID id

name

public final java.lang.String name

kind

public final IndexMetadata.Kind kind

options

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

Method Detail

fromSchemaMetadata

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

fromIndexTargets

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

generateDefaultIndexName

public static java.lang.String generateDefaultIndexName(java.lang.String table,
                                                        ColumnIdentifier column)

generateDefaultIndexName

public static java.lang.String generateDefaultIndexName(java.lang.String table)

validate

public void validate(TableMetadata table)

isCustom

public boolean isCustom()

isKeys

public boolean isKeys()

isComposites

public boolean isComposites()

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equalsWithoutName

public boolean equalsWithoutName(IndexMetadata other)

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

toCqlString

public java.lang.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