Package io.prestosql.operator.scalar

Class ApplyFunction

java.lang.Object

io.prestosql.metadata.SqlScalarFunction

io.prestosql.operator.scalar.ApplyFunction

All Implemented Interfaces:

SqlFunction

public final class ApplyFunction
extends SqlScalarFunction

This scalar function exists primarily to test lambda expression support.

Field Summary

Fields

Modifier and Type	Field	Description
static ApplyFunction	APPLY_FUNCTION

Method Summary

Modifier and Type	Method	Description
static Object	apply(Object input, UnaryFunctionInterface function)
protected ScalarFunctionImplementation	specialize(FunctionBinding functionBinding)

Methods inherited from class io.prestosql.metadata.SqlScalarFunction

getFunctionMetadata, specialize

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.prestosql.metadata.SqlFunction

getFunctionDependencies, getFunctionDependencies

Field Detail

APPLY_FUNCTION

public static final ApplyFunction APPLY_FUNCTION

Method Detail

specialize

protected ScalarFunctionImplementation specialize(FunctionBinding functionBinding)

Overrides:

specialize in class SqlScalarFunction

apply

public static Object apply(Object input,
                           UnaryFunctionInterface function)