org.apache.cassandra.cql3.restrictions

Class TokenRestriction.EQRestriction

java.lang.Object

org.apache.cassandra.cql3.restrictions.TokenRestriction

org.apache.cassandra.cql3.restrictions.TokenRestriction.EQRestriction

All Implemented Interfaces:

Restriction

Enclosing class:

TokenRestriction

public static final class TokenRestriction.EQRestriction
extends TokenRestriction

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.cassandra.cql3.restrictions.TokenRestriction

TokenRestriction.EQRestriction, TokenRestriction.SliceRestriction

Field Summary

Fields

Modifier and Type	Field and Description
protected ClusteringComparator	comparator The composite type.

Fields inherited from class org.apache.cassandra.cql3.restrictions.TokenRestriction

columnDefs

Constructor Summary

Constructors

Constructor and Description
EQRestriction(CFMetaData cfm, java.util.List<ColumnDefinition> columnDefs, Term value)

Method Summary

Modifier and Type	Method and Description
MultiCBuilder	appendBoundTo(MultiCBuilder builder, Bound bound, QueryOptions options) Appends the values of the Restriction for the specified bound to the specified builder.
java.util.List<java.nio.ByteBuffer>	bounds(Bound b, QueryOptions options)
protected org.apache.cassandra.cql3.restrictions.PrimaryKeyRestrictions	doMergeWith(TokenRestriction otherRestriction) Merges this restriction with the specified TokenRestriction.
java.lang.Iterable<Function>	getFunctions() Return an Iterable over all of the functions (both native and user-defined) used by any component of the restriction
boolean	hasBound(Bound b) Checks if the specified bound is set or not.
boolean	isContains()
boolean	isEmpty() Checks if this PrimaryKeyRestrictionSet is empty or not.
boolean	isEQ()
boolean	isIN()
boolean	isInclusive(Bound b) Checks if the specified bound is inclusive or not.
boolean	isMultiColumn()
boolean	isNotNull()
boolean	isSlice()
int	size() Returns the number of columns that have a restriction.
java.util.List<java.nio.ByteBuffer>	values(QueryOptions options)

Methods inherited from class org.apache.cassandra.cql3.restrictions.TokenRestriction

addRowFilterTo, appendTo, boundsAsClustering, getColumnDefs, getColumnNamesAsString, getFirstColumn, getLastColumn, hasSupportingIndex, isOnToken, mergeWith, valuesAsClustering

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.cassandra.cql3.restrictions.Restriction

appendBoundTo, hasBound, isContains, isIN, isInclusive, isMultiColumn, isNotNull, isSlice

Field Detail

comparator

protected final ClusteringComparator comparator

The composite type.

Constructor Detail

EQRestriction

public EQRestriction(CFMetaData cfm,
                     java.util.List<ColumnDefinition> columnDefs,
                     Term value)

Method Detail

isEQ

public boolean isEQ()

Specified by:

isEQ in interface Restriction

getFunctions

public java.lang.Iterable<Function> getFunctions()

Description copied from interface: Restriction

Return an Iterable over all of the functions (both native and user-defined) used by any component of the restriction

Returns:

functions all functions found (may contain duplicates)

doMergeWith

protected org.apache.cassandra.cql3.restrictions.PrimaryKeyRestrictions doMergeWith(TokenRestriction otherRestriction)
                                                                             throws InvalidRequestException

Description copied from class: TokenRestriction

Merges this restriction with the specified TokenRestriction.

Specified by:

doMergeWith in class TokenRestriction

Parameters:

otherRestriction - the TokenRestriction to merge with.

Throws:

InvalidRequestException

values

public java.util.List<java.nio.ByteBuffer> values(QueryOptions options)
                                           throws InvalidRequestException

Throws:

InvalidRequestException

bounds

public java.util.List<java.nio.ByteBuffer> bounds(Bound b,
                                                  QueryOptions options)
                                           throws InvalidRequestException

Throws:

InvalidRequestException

isEmpty

public final boolean isEmpty()

Checks if this PrimaryKeyRestrictionSet is empty or not.

Returns:

true if this PrimaryKeyRestrictionSet is empty, false otherwise.

size

public final int size()

Returns the number of columns that have a restriction.

Returns:

the number of columns that have a restriction.

isMultiColumn

public boolean isMultiColumn()

Specified by:

isMultiColumn in interface Restriction

isSlice

public boolean isSlice()

Specified by:

isSlice in interface Restriction

isIN

public boolean isIN()

Specified by:

isIN in interface Restriction

isContains

public boolean isContains()

Specified by:

isContains in interface Restriction

isNotNull

public boolean isNotNull()

Specified by:

isNotNull in interface Restriction

hasBound

public boolean hasBound(Bound b)

Description copied from interface: Restriction

Checks if the specified bound is set or not.

Specified by:

hasBound in interface Restriction

Parameters:

b - the bound type

Returns:

true if the specified bound is set, false otherwise

appendBoundTo

public MultiCBuilder appendBoundTo(MultiCBuilder builder,
                                   Bound bound,
                                   QueryOptions options)

Description copied from interface: Restriction

Appends the values of the Restriction for the specified bound to the specified builder.

Specified by:

appendBoundTo in interface Restriction

Parameters:

builder - the MultiCBuilder to append to.

bound - the bound

options - the query options

Returns:

the MultiCBuilder

isInclusive

public boolean isInclusive(Bound b)

Description copied from interface: Restriction

Checks if the specified bound is inclusive or not.

Specified by:

isInclusive in interface Restriction

Parameters:

b - the bound type

Returns:

true if the specified bound is inclusive, false otherwise