org.apache.cassandra.cql3.restrictions

Class MultiColumnRestriction.EQRestriction

java.lang.Object

org.apache.cassandra.cql3.restrictions.MultiColumnRestriction

org.apache.cassandra.cql3.restrictions.MultiColumnRestriction.EQRestriction

All Implemented Interfaces:

Restriction

Enclosing class:

MultiColumnRestriction

public static class MultiColumnRestriction.EQRestriction
extends MultiColumnRestriction

Nested Class Summary

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

MultiColumnRestriction.EQRestriction, MultiColumnRestriction.INRestriction, MultiColumnRestriction.InRestrictionWithMarker, MultiColumnRestriction.InRestrictionWithValues, MultiColumnRestriction.NotNullRestriction, MultiColumnRestriction.SliceRestriction

Field Summary

Fields

Modifier and Type	Field and Description
protected Term	value

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

columnDefs

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method and Description
void	addFunctionsTo(java.util.List<Function> functions) Adds all functions (native and user-defined) used by any component of the restriction to the specified list.
void	addRowFilterTo(RowFilter filter, SecondaryIndexManager indexMananger, QueryOptions options) Adds to the specified row filter the expressions corresponding to this Restriction.
MultiCBuilder	appendBoundTo(MultiCBuilder builder, Bound bound, QueryOptions options) Appends the values of the Restriction for the specified bound to the specified builder.
MultiCBuilder	appendTo(MultiCBuilder builder, QueryOptions options) Appends the values of this Restriction to the specified builder.
Restriction	doMergeWith(Restriction otherRestriction)
boolean	hasBound(Bound b) Checks if the specified bound is set or not.
boolean	isContains()
boolean	isEQ()
boolean	isIN()
boolean	isInclusive(Bound b) Checks if the specified bound is inclusive or not.
boolean	isNotNull()
boolean	isOnToken()
boolean	isSlice()
protected boolean	isSupportedBy(Index index) Check if this type of restriction is supported for by the specified index.
protected static Bound	reverseBoundIfNeeded(ColumnDefinition columnDefinition, Bound bound) Reverses the specified bound if the column type is a reversed one.
java.lang.String	toString()

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

getColumnDefs, getColumnsInCommons, getFirstColumn, getLastColumn, hasSupportingIndex, isMultiColumn, mergeWith

Methods inherited from class java.lang.Object

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

Field Detail

value

protected final Term value

Constructor Detail

EQRestriction

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

Method Detail

addFunctionsTo

public void addFunctionsTo(java.util.List<Function> functions)

Description copied from interface: Restriction

Adds all functions (native and user-defined) used by any component of the restriction to the specified list.

Parameters:

functions - the list to add to

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

doMergeWith

public Restriction doMergeWith(Restriction otherRestriction)
                        throws InvalidRequestException

Specified by:

doMergeWith in class MultiColumnRestriction

Throws:

InvalidRequestException

isSupportedBy

protected boolean isSupportedBy(Index index)

Description copied from class: MultiColumnRestriction

Check if this type of restriction is supported for by the specified index.

Specified by:

isSupportedBy in class MultiColumnRestriction

Parameters:

index - the secondary index

Returns:

true this type of restriction is supported by the specified index, false otherwise.

appendTo

public MultiCBuilder appendTo(MultiCBuilder builder,
                              QueryOptions options)

Description copied from interface: Restriction

Appends the values of this Restriction to the specified builder.

Parameters:

builder - the MultiCBuilder to append to.

options - the query options

Returns:

the MultiCBuilder

addRowFilterTo

public final void addRowFilterTo(RowFilter filter,
                                 SecondaryIndexManager indexMananger,
                                 QueryOptions options)
                          throws InvalidRequestException

Description copied from interface: Restriction

Adds to the specified row filter the expressions corresponding to this Restriction.

Parameters:

filter - the row filter to add expressions to

indexMananger - the secondary index manager

options - the query options

Throws:

InvalidRequestException - if this Restriction cannot be converted into a row filter

isOnToken

public boolean isOnToken()

Specified by:

isOnToken in interface Restriction

isSlice

public boolean isSlice()

Specified by:

isSlice in interface Restriction

isEQ

public boolean isEQ()

Specified by:

isEQ 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

reverseBoundIfNeeded

protected static Bound reverseBoundIfNeeded(ColumnDefinition columnDefinition,
                                            Bound bound)

Reverses the specified bound if the column type is a reversed one.

Parameters:

columnDefinition - the column definition

bound - the bound

Returns:

the bound reversed if the column type was a reversed one or the original bound