Package org.apache.cassandra.cql3.functions

Class TimeFcts.TemporalConversionFunction

java.lang.Object

org.apache.cassandra.cql3.functions.AbstractFunction

org.apache.cassandra.cql3.functions.NativeFunction

org.apache.cassandra.cql3.functions.NativeScalarFunction

org.apache.cassandra.cql3.functions.TimeFcts.TemporalConversionFunction

All Implemented Interfaces:

AssignmentTestable, Function, ScalarFunction

Enclosing class:

TimeFcts

public abstract static class TimeFcts.TemporalConversionFunction
extends NativeScalarFunction

Nested Class Summary

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

AssignmentTestable.TestResult

Field Summary

Fields inherited from class org.apache.cassandra.cql3.functions.AbstractFunction

argTypes, name, returnType

Fields inherited from interface org.apache.cassandra.cql3.functions.Function

UNRESOLVED

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	TemporalConversionFunction(String name, AbstractType<?> returnType, AbstractType<?>... argsType)

Method Summary

Modifier and Type	Method	Description
protected void	beforeExecution()
protected abstract ByteBuffer	convertArgument(long timeInMillis)
ByteBuffer	execute(Arguments arguments)	Applies this function to the specified arguments.

Methods inherited from class org.apache.cassandra.cql3.functions.NativeScalarFunction

isAggregate, isCalledOnNullInput, isPartialApplicationMonotonic

Methods inherited from class org.apache.cassandra.cql3.functions.NativeFunction

isNative, isPure, newArguments, withLegacyName

Methods inherited from class org.apache.cassandra.cql3.functions.AbstractFunction

addFunctionsTo, argTypes, argumentsList, columnName, elementKeyspace, elementName, equals, getCompatibleTypeIfKnown, hashCode, name, referencesUserType, returnType, testAssignment, toCqlString, toString, typesMatch

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.cassandra.cql3.AssignmentTestable

getCompatibleTypeIfKnown, testAssignment

Methods inherited from interface org.apache.cassandra.cql3.functions.Function

addFunctionsTo, argTypes, columnName, compare, isNative, isPure, name, newArguments, referencesUserType, returnType

Methods inherited from interface org.apache.cassandra.cql3.functions.ScalarFunction

isMonotonic, partialApplication

Constructor Details

TemporalConversionFunction

protected TemporalConversionFunction(String name,
 AbstractType<?> returnType,
 AbstractType<?>... argsType)

Method Details

execute

public ByteBuffer execute(Arguments arguments)

Description copied from interface: ScalarFunction

Applies this function to the specified arguments.

Parameters:

arguments - the input arguments for the function

Returns:

the result of applying this function to the arguments

beforeExecution

protected void beforeExecution()

convertArgument

protected abstract ByteBuffer convertArgument(long timeInMillis)