Package org.apache.cassandra.db.marshal

Class TemporalType<T>

java.lang.Object

org.apache.cassandra.db.marshal.AbstractType<T>

org.apache.cassandra.db.marshal.TemporalType<T>

All Implemented Interfaces:

Comparator<ByteBuffer>, AssignmentTestable

Direct Known Subclasses:

AbstractTimeUUIDType, SimpleDateType, TimestampType, TimeType

public abstract class TemporalType<T>
extends AbstractType<T>

Base type for temporal types (timestamp, date ...).

Nested Class Summary

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

AbstractType.ComparisonType, AbstractType.DefaultArgumentDeserializer

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

AssignmentTestable.TestResult

Field Summary

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

comparatorSet, comparisonType, isByteOrderComparable, reverseComparator

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	TemporalType(AbstractType.ComparisonType comparisonType)

Method Summary

Modifier and Type	Method	Description
ByteBuffer	addDuration(Number temporal, Duration duration)	Adds the duration to the specified value.
ByteBuffer	fromTimeInMillis(long timeInMillis)	Returns the temporal value corresponding to the specified UNIX timestamp.
ArgumentDeserializer	getArgumentDeserializer()
ByteBuffer	now()	Returns the current temporal value.
ByteBuffer	substractDuration(Number temporal, Duration duration)	Substract the duration from the specified value.
long	toTimeInMillis(ByteBuffer value)	Converts this temporal in UNIX timestamp.
protected void	validateDuration(Duration duration)	Validates that the duration has the correct precision.

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

allowsEmpty, asComparableBytes, asComparableBytes, asCQL3Type, asCQLTypeStringList, checkComparable, compare, compare, compareCollectionMembers, compareCustom, compareForCQL, compose, compose, decompose, decomposeUntyped, expandUserTypes, freeze, freezeNestedMulticellTypes, fromComparableBytes, fromComparableBytes, fromJSONObject, fromString, getCompatibleTypeIfKnown, getComponents, getMaskedValue, getSerializer, getString, getString, getString, isCollection, isCompatibleWith, isCounter, isEmptyValueMeaningless, isFreezable, isFrozenCollection, isMultiCell, isNull, isNull, isReversed, isSerializationCompatibleWith, isTuple, isUDT, isValueCompatibleWith, isValueCompatibleWithInternal, isValueLengthFixed, isVector, parseDefaultParameters, read, readArray, readBuffer, readBuffer, referencesDuration, referencesUserType, referencesUserType, skipValue, subTypes, testAssignment, testAssignment, toCQLString, toJSONString, toJSONString, toString, toString, udfType, unfreeze, unwrap, validate, validate, validateCellValue, validateCollectionMember, valueLengthIfFixed, 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

equals, reversed, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Constructor Details

TemporalType

protected TemporalType(AbstractType.ComparisonType comparisonType)

Method Details

now

public ByteBuffer now()

Returns the current temporal value.

Returns:

the current temporal value.

toTimeInMillis

public long toTimeInMillis(ByteBuffer value)

Converts this temporal in UNIX timestamp.

Parameters:

value - the temporal value.

Returns:

the UNIX timestamp corresponding to this temporal.

fromTimeInMillis

public ByteBuffer fromTimeInMillis(long timeInMillis)

Returns the temporal value corresponding to the specified UNIX timestamp.

Parameters:

timeInMillis - the UNIX timestamp to convert

Returns:

the temporal value corresponding to the specified UNIX timestamp

addDuration

public ByteBuffer addDuration(Number temporal,
 Duration duration)

Adds the duration to the specified value.

Parameters:

temporal - the value to add to

duration - the duration to add

Returns:

the addition result

substractDuration

public ByteBuffer substractDuration(Number temporal,
 Duration duration)

Substract the duration from the specified value.

Parameters:

temporal - the value to substract from

duration - the duration to substract

Returns:

the substracion result

validateDuration

protected void validateDuration(Duration duration)

Validates that the duration has the correct precision.

Parameters:

duration - the duration to validate.

getArgumentDeserializer

public ArgumentDeserializer getArgumentDeserializer()

Overrides:

getArgumentDeserializer in class AbstractType<T>

Returns:

the deserializer used to deserialize the function arguments of this type.