org.apache.cassandra.db.marshal

Class LexicalUUIDType

java.lang.Object

org.apache.cassandra.db.marshal.AbstractType<java.util.UUID>

org.apache.cassandra.db.marshal.LexicalUUIDType

All Implemented Interfaces:

java.util.Comparator<java.nio.ByteBuffer>, AssignmentTestable

public class LexicalUUIDType
extends AbstractType<java.util.UUID>

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.cassandra.db.marshal.AbstractType

AbstractType.ComparisonType

Nested classes/interfaces inherited from interface org.apache.cassandra.cql3.AssignmentTestable

AssignmentTestable.TestResult

Field Summary

Fields

Modifier and Type	Field and Description
static LexicalUUIDType	instance

Fields inherited from class org.apache.cassandra.db.marshal.AbstractType

comparatorSet, comparisonType, isByteOrderComparable, reverseComparator

Method Summary

Modifier and Type	Method and Description
<VL,VR> int	compareCustom(VL left, ValueAccessor<VL> accessorL, VR right, ValueAccessor<VR> accessorR) Implement IFF ComparisonType is CUSTOM Compares the byte representation of two instances of this class, for types where this cannot be done by simple in-order comparison of the unsigned bytes Standard Java compare semantics
Term	fromJSONObject(java.lang.Object parsed) Given a parsed JSON string, return a byte representation of the object.
java.nio.ByteBuffer	fromString(java.lang.String source) get a byte representation of the given string.
TypeSerializer<java.util.UUID>	getSerializer()
boolean	isEmptyValueMeaningless() Returns true for types where empty should be handled like null like Int32Type.
int	valueLengthIfFixed() The length of values for this type if all values are of fixed length, -1 otherwise.

Methods inherited from class org.apache.cassandra.db.marshal.AbstractType

asCQL3Type, asCQLTypeStringList, checkComparable, compare, compare, compareCollectionMembers, compareForCQL, compose, compose, decompose, expandUserTypes, freeze, freezeNestedMulticellTypes, getComponents, getString, getString, getString, isCollection, isCompatibleWith, isCounter, isFreezable, isFrozenCollection, isMultiCell, isReversed, isTuple, isUDT, isValueCompatibleWith, isValueCompatibleWithInternal, parseDefaultParameters, read, readArray, readBuffer, readBuffer, referencesDuration, referencesUserType, referencesUserType, skipValue, subTypes, testAssignment, testAssignment, toJSONString, toJSONString, toString, toString, validate, validate, validateCellValue, validateCollectionMember, withUpdatedUserType, writeValue, writeValue, writtenLength, writtenLength

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

comparing, comparing, comparingDouble, comparingInt, comparingLong, equals, naturalOrder, nullsFirst, nullsLast, reversed, reverseOrder, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Field Detail

instance

public static final LexicalUUIDType instance

Method Detail

isEmptyValueMeaningless

public boolean isEmptyValueMeaningless()

Description copied from class: AbstractType

Returns true for types where empty should be handled like null like Int32Type.

Overrides:

isEmptyValueMeaningless in class AbstractType<java.util.UUID>

compareCustom

public <VL,VR> int compareCustom(VL left,
                                 ValueAccessor<VL> accessorL,
                                 VR right,
                                 ValueAccessor<VR> accessorR)

Description copied from class: AbstractType

Implement IFF ComparisonType is CUSTOM Compares the byte representation of two instances of this class, for types where this cannot be done by simple in-order comparison of the unsigned bytes Standard Java compare semantics

Overrides:

compareCustom in class AbstractType<java.util.UUID>

fromString

public java.nio.ByteBuffer fromString(java.lang.String source)
                               throws MarshalException

Description copied from class: AbstractType

get a byte representation of the given string.

Specified by:

fromString in class AbstractType<java.util.UUID>

Throws:

MarshalException

fromJSONObject

public Term fromJSONObject(java.lang.Object parsed)
                    throws MarshalException

Description copied from class: AbstractType

Given a parsed JSON string, return a byte representation of the object.

Specified by:

fromJSONObject in class AbstractType<java.util.UUID>

Parameters:

parsed - the result of parsing a json string

Throws:

MarshalException

getSerializer

public TypeSerializer<java.util.UUID> getSerializer()

Specified by:

getSerializer in class AbstractType<java.util.UUID>

valueLengthIfFixed

public int valueLengthIfFixed()

Description copied from class: AbstractType

The length of values for this type if all values are of fixed length, -1 otherwise.

Overrides:

valueLengthIfFixed in class AbstractType<java.util.UUID>