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

Constructor Summary

Constructors

Modifier	Constructor and Description
private	TableMacroImpl(Method method) Private constructor; use create(java.lang.Class<?>).

Method Summary

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

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

builder, classHasPublicZeroArgsConstructor, findMethod, 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

Constructor Detail

TableMacroImpl

private TableMacroImpl(Method method)

Private constructor; use create(java.lang.Class<?>).

Method Detail

create

public static 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 TableMacro create(Method method)

Creates a TableMacro from a method.

apply

public TranslatableTable apply(List<Object> arguments)

Applies arguments to yield a table.

Specified by:

apply in interface TableMacro

Parameters:

arguments - Arguments

Returns:

Table