Package net.hydromatic.morel.foreign

Class Calcite.CalciteCode

java.lang.Object

net.hydromatic.morel.foreign.Calcite.CalciteCode

All Implemented Interfaces:

Code, Describable

Enclosing class:

Calcite

private static class Calcite.CalciteCode
extends Object
implements Code

Evaluates a Calcite relational expression, converting it to Morel list type type.

Field Summary

Fields

Modifier and Type	Field	Description
(package private) final Function<org.apache.calcite.linq4j.Enumerable<Object[]>,List<Object>>	converter
(package private) final org.apache.calcite.DataContext	dataContext
(package private) final Environment	env
(package private) final org.apache.calcite.rel.RelNode	rel

Constructor Summary

Constructors

Constructor	Description
CalciteCode(org.apache.calcite.DataContext dataContext, org.apache.calcite.rel.RelNode rel, Environment env, Function<org.apache.calcite.linq4j.Enumerable<Object[]>,List<Object>> converter)

Method Summary

Modifier and Type	Method	Description
Describer	describe(Describer describer)
Object	eval(EvalEnv evalEnv)
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.hydromatic.morel.eval.Code

isConstant

Field Details

dataContext

final org.apache.calcite.DataContext dataContext

rel

final org.apache.calcite.rel.RelNode rel

env

final Environment env

converter

final Function<org.apache.calcite.linq4j.Enumerable<Object[]>,List<Object>> converter

Constructor Details

CalciteCode

CalciteCode(org.apache.calcite.DataContext dataContext,
 org.apache.calcite.rel.RelNode rel,
 Environment env,
 Function<org.apache.calcite.linq4j.Enumerable<Object[]>,List<Object>> converter)

Method Details

toString

public String toString()

Overrides:

toString in class Object

describe

public Describer describe(Describer describer)

Specified by:

describe in interface Describable

eval

public Object eval(EvalEnv evalEnv)

Specified by:

eval in interface Code