io.prestosql.operator.scalar

Class CastFromUnknownOperator

java.lang.Object

io.prestosql.metadata.SqlScalarFunction

io.prestosql.metadata.SqlOperator

io.prestosql.operator.scalar.CastFromUnknownOperator

All Implemented Interfaces:

SqlFunction

public final class CastFromUnknownOperator
extends SqlOperator

Field Summary

Fields

Modifier and Type	Field and Description
static CastFromUnknownOperator	CAST_FROM_UNKNOWN

Constructor Summary

Constructors

Constructor and Description
CastFromUnknownOperator()

Method Summary

Modifier and Type	Method and Description
static Object	handleNonNull(boolean arg)
ScalarFunctionImplementation	specialize(BoundVariables boundVariables, int arity, TypeManager typeManager, FunctionRegistry functionRegistry)

Methods inherited from class io.prestosql.metadata.SqlOperator

getDescription, isDeterministic, isHidden

Methods inherited from class io.prestosql.metadata.SqlScalarFunction

builder, getSignature

Methods inherited from class java.lang.Object

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

Field Detail

CAST_FROM_UNKNOWN

public static final CastFromUnknownOperator CAST_FROM_UNKNOWN

Constructor Detail

CastFromUnknownOperator

public CastFromUnknownOperator()

Method Detail

specialize

public ScalarFunctionImplementation specialize(BoundVariables boundVariables,
                                               int arity,
                                               TypeManager typeManager,
                                               FunctionRegistry functionRegistry)

Specified by:

specialize in class SqlScalarFunction

handleNonNull

public static Object handleNonNull(boolean arg)