org.apache.cassandra.cql3.restrictions

Class TokenRestriction.Slice

java.lang.Object

org.apache.cassandra.cql3.restrictions.TokenRestriction

org.apache.cassandra.cql3.restrictions.TokenRestriction.Slice

All Implemented Interfaces:

Restriction

Enclosing class:

TokenRestriction

public static class TokenRestriction.Slice
extends TokenRestriction

Nested Class Summary

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

TokenRestriction.EQ, TokenRestriction.Slice

Field Summary

Fields

Modifier and Type	Field and Description
protected CType	ctype The composite type.

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

columnDefs

Constructor Summary

Constructors

Constructor and Description
TokenRestriction.Slice(CType ctype, java.util.List<ColumnDefinition> columnDefs, Bound bound, boolean inclusive, Term term)

Method Summary

Methods

Modifier and Type	Method and Description
CompositesBuilder	appendBoundTo(CFMetaData cfm, CompositesBuilder 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(CFMetaData cfm, 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	isNotReturningAnyRows(CFMetaData cfm, QueryOptions options) Checks if this restriction will prevent the query to return any rows.
boolean	isSlice()
protected static Bound	reverseBoundIfNeeded(ColumnDefinition columnDefinition, Bound bound) Reverses the specified bound if the column type is a reversed one.
int	size() Returns the number of columns that have a restriction.
java.lang.String	toString()
protected static java.nio.ByteBuffer	validateIndexedValue(ColumnSpecification columnSpec, java.nio.ByteBuffer value)
java.util.List<java.nio.ByteBuffer>	values(CFMetaData cfm, QueryOptions options)

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

addIndexExpressionTo, appendTo, boundsAsComposites, getColumnDefs, getColumnNamesAsString, getFirstColumn, getLastColumn, hasSupportingIndex, isOnToken, mergeWith, valuesAsComposites

Methods inherited from class java.lang.Object

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

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

appendBoundTo, isContains, isEQ, isIN, isMultiColumn, isNotReturningAnyRows

Field Detail

ctype

protected final CType ctype

The composite type.

Constructor Detail

TokenRestriction.Slice

public TokenRestriction.Slice(CType ctype,
                      java.util.List<ColumnDefinition> columnDefs,
                      Bound bound,
                      boolean inclusive,
                      Term term)

Method Detail

isSlice

public boolean isSlice()

Specified by:

isSlice in interface Restriction

values

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

Throws:

InvalidRequestException

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

bounds

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

Throws:

InvalidRequestException

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)

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

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

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

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

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

appendBoundTo

public CompositesBuilder appendBoundTo(CFMetaData cfm,
                              CompositesBuilder 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:

cfm - the table metadata

builder - the CompositesBuilder to append to.

bound - the bound

options - the query options

Returns:

the CompositesBuilder

isNotReturningAnyRows

public boolean isNotReturningAnyRows(CFMetaData cfm,
                            QueryOptions options)

Description copied from interface: Restriction

Checks if this restriction will prevent the query to return any rows.

Specified by:

isNotReturningAnyRows in interface Restriction

Parameters:

cfm - the table metadata

options - the query options

Returns:

true if this restriction will prevent the query to return any rows, otherwise

validateIndexedValue

protected static java.nio.ByteBuffer validateIndexedValue(ColumnSpecification columnSpec,
                                       java.nio.ByteBuffer value)
                                                   throws InvalidRequestException

Throws:

InvalidRequestException

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