org.apache.calcite.jdbc

Class CalcitePrepare.Dummy.TrivialSparkHandler

java.lang.Object

org.apache.calcite.jdbc.CalcitePrepare.Dummy.TrivialSparkHandler

All Implemented Interfaces:

CalcitePrepare.SparkHandler

Enclosing class:

CalcitePrepare.Dummy

private static class CalcitePrepare.Dummy.TrivialSparkHandler
extends Object
implements CalcitePrepare.SparkHandler

Implementation of CalcitePrepare.SparkHandler that either does nothing or throws for each method. Use this if Spark is not installed.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.calcite.jdbc.CalcitePrepare.SparkHandler

CalcitePrepare.SparkHandler.RuleSetBuilder

Constructor Summary

Constructors

Modifier	Constructor and Description
private	TrivialSparkHandler()

Method Summary

Modifier and Type	Method and Description
ArrayBindable	compile(ClassDeclaration expr, String s)
boolean	enabled()
RelNode	flattenTypes(RelOptPlanner planner, RelNode rootRel, boolean restructure)
void	registerRules(CalcitePrepare.SparkHandler.RuleSetBuilder builder)
Object	sparkContext()

Methods inherited from class java.lang.Object

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

Constructor Detail

TrivialSparkHandler

private TrivialSparkHandler()

Method Detail

flattenTypes

public RelNode flattenTypes(RelOptPlanner planner,
                            RelNode rootRel,
                            boolean restructure)

Specified by:

flattenTypes in interface CalcitePrepare.SparkHandler

registerRules

public void registerRules(CalcitePrepare.SparkHandler.RuleSetBuilder builder)

Specified by:

registerRules in interface CalcitePrepare.SparkHandler

enabled

public boolean enabled()

Specified by:

enabled in interface CalcitePrepare.SparkHandler

compile

public ArrayBindable compile(ClassDeclaration expr,
                             String s)

Specified by:

compile in interface CalcitePrepare.SparkHandler

sparkContext

public Object sparkContext()

Specified by:

sparkContext in interface CalcitePrepare.SparkHandler