io.prestosql.operator.scalar

Class MapConstructor

java.lang.Object

io.prestosql.metadata.SqlScalarFunction

io.prestosql.operator.scalar.MapConstructor

All Implemented Interfaces:

SqlFunction

public final class MapConstructor
extends SqlScalarFunction

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	MapConstructor.State

Field Summary

Fields

Modifier and Type	Field and Description
static MapConstructor	MAP_CONSTRUCTOR

Constructor Summary

Constructors

Constructor and Description
MapConstructor()

Method Summary

Modifier and Type	Method and Description
static Block	createMap(MapType mapType, MethodHandle keyEqual, MethodHandle keyHashCode, MethodHandle keyIndeterminate, MapConstructor.State state, ConnectorSession session, Block keyBlock, Block valueBlock)
String	getDescription()
boolean	isDeterministic()
boolean	isHidden()
ScalarFunctionImplementation	specialize(BoundVariables boundVariables, int arity, TypeManager typeManager, FunctionRegistry functionRegistry)

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

MAP_CONSTRUCTOR

public static final MapConstructor MAP_CONSTRUCTOR

Constructor Detail

MapConstructor

public MapConstructor()

Method Detail

isHidden

public boolean isHidden()

isDeterministic

public boolean isDeterministic()

getDescription

public String getDescription()

specialize

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

Specified by:

specialize in class SqlScalarFunction

createMap

public static Block createMap(MapType mapType,
                              MethodHandle keyEqual,
                              MethodHandle keyHashCode,
                              MethodHandle keyIndeterminate,
                              MapConstructor.State state,
                              ConnectorSession session,
                              Block keyBlock,
                              Block valueBlock)