Package io.prestosql.operator.scalar

Class MapElementAtFunction

java.lang.Object

io.prestosql.metadata.SqlScalarFunction

io.prestosql.operator.scalar.MapElementAtFunction

All Implemented Interfaces:

SqlFunction

public class MapElementAtFunction
extends SqlScalarFunction

Field Summary

Fields

Modifier and Type	Field	Description
static MapElementAtFunction	MAP_ELEMENT_AT

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	MapElementAtFunction()

Method Summary

Modifier and Type	Method	Description
static Object	elementAt(MethodHandle keyEqualsMethod, Type keyType, Type valueType, Block map, boolean key)
static Object	elementAt(MethodHandle keyEqualsMethod, Type keyType, Type valueType, Block map, double key)
static Object	elementAt(MethodHandle keyEqualsMethod, Type keyType, Type valueType, Block map, long key)
static Object	elementAt(MethodHandle keyEqualsMethod, Type keyType, Type valueType, Block map, Object key)
FunctionDependencyDeclaration	getFunctionDependencies()
ScalarFunctionImplementation	specialize(FunctionBinding functionBinding, FunctionDependencies functionDependencies)

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

Field Detail

MAP_ELEMENT_AT

public static final MapElementAtFunction MAP_ELEMENT_AT

Constructor Detail

MapElementAtFunction

protected MapElementAtFunction()

Method Detail

getFunctionDependencies

public FunctionDependencyDeclaration getFunctionDependencies()

specialize

public ScalarFunctionImplementation specialize(FunctionBinding functionBinding,
                                               FunctionDependencies functionDependencies)

Overrides:

specialize in class SqlScalarFunction

elementAt

public static Object elementAt(MethodHandle keyEqualsMethod,
                               Type keyType,
                               Type valueType,
                               Block map,
                               boolean key)

elementAt

public static Object elementAt(MethodHandle keyEqualsMethod,
                               Type keyType,
                               Type valueType,
                               Block map,
                               long key)

elementAt

public static Object elementAt(MethodHandle keyEqualsMethod,
                               Type keyType,
                               Type valueType,
                               Block map,
                               double key)

elementAt

public static Object elementAt(MethodHandle keyEqualsMethod,
                               Type keyType,
                               Type valueType,
                               Block map,
                               Object key)