org.apache.calcite.schema.impl

Class TableMacroImpl

java.lang.Object

org.apache.calcite.schema.impl.ReflectiveFunctionBase

org.apache.calcite.schema.impl.TableMacroImpl

All Implemented Interfaces:

Function, TableMacro

public class TableMacroImpl
extends ReflectiveFunctionBase
implements TableMacro

Implementation of TableMacro based on a method.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.calcite.schema.impl.ReflectiveFunctionBase

ReflectiveFunctionBase.ParameterListBuilder

Field Summary

Fields inherited from class org.apache.calcite.schema.impl.ReflectiveFunctionBase

method, parameters

Method Summary

Modifier and Type	Method and Description
TranslatableTable	apply(List<? extends Object> arguments) Applies arguments to yield a table.
static @Nullable TableMacro	create(Class<?> clazz) Creates a TableMacro from a class, looking for an "eval" method.
static @Nullable TableMacro	create(Method method) Creates a TableMacro from a method.

Methods inherited from class org.apache.calcite.schema.impl.ReflectiveFunctionBase

builder, getParameters

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.calcite.schema.Function

getParameters

Method Detail

create

public static @Nullable TableMacro create(Class<?> clazz)

Creates a TableMacro from a class, looking for an "eval" method. Returns null if there is no such method.

create

public static @Nullable TableMacro create(Method method)

Creates a TableMacro from a method.

apply

public TranslatableTable apply(List<? extends Object> arguments)

Applies arguments to yield a table.

Specified by:

apply in interface TableMacro

Parameters:

arguments - Arguments

Returns:

Table