org.apache.calcite.adapter.druid

Class DruidJsonFilter.JsonExpressionFilter

java.lang.Object

org.apache.calcite.adapter.druid.DruidJsonFilter

org.apache.calcite.adapter.druid.DruidJsonFilter.JsonExpressionFilter

All Implemented Interfaces:

DruidJson

Enclosing class:

DruidJsonFilter

public static class DruidJsonFilter.JsonExpressionFilter
extends DruidJsonFilter

Druid Expression filter.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.calcite.adapter.druid.DruidJsonFilter

DruidJsonFilter.JsonBound, DruidJsonFilter.JsonDimHavingFilter, DruidJsonFilter.JsonExpressionFilter, DruidJsonFilter.JsonInFilter, DruidJsonFilter.Type

Field Summary

Fields

Modifier and Type	Field and Description
private String	expression

Fields inherited from class org.apache.calcite.adapter.druid.DruidJsonFilter

type

Constructor Summary

Constructors

Constructor and Description
JsonExpressionFilter(String expression)

Method Summary

Modifier and Type	Method and Description
private static DruidJsonFilter.JsonExpressionFilter	alwaysFalse() We need to push to Druid an expression that always evaluates to false.
private static DruidJsonFilter.JsonExpressionFilter	alwaysTrue() We need to push to Druid an expression that always evaluates to true.
void	write(com.fasterxml.jackson.core.JsonGenerator generator)

Methods inherited from class org.apache.calcite.adapter.druid.DruidJsonFilter

getSelectorFilter, toDruidFilters, toNotDruidFilter

Methods inherited from class java.lang.Object

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

Field Detail

expression

private final String expression

Constructor Detail

JsonExpressionFilter

JsonExpressionFilter(String expression)

Method Detail

write

public void write(com.fasterxml.jackson.core.JsonGenerator generator)
           throws IOException

Throws:

IOException

alwaysTrue

private static DruidJsonFilter.JsonExpressionFilter alwaysTrue()

We need to push to Druid an expression that always evaluates to true.

alwaysFalse

private static DruidJsonFilter.JsonExpressionFilter alwaysFalse()

We need to push to Druid an expression that always evaluates to false.