io.druid.query.filter

Class DoubleValueMatcherColumnSelectorStrategy

java.lang.Object

io.druid.query.filter.DoubleValueMatcherColumnSelectorStrategy

All Implemented Interfaces:

ColumnSelectorStrategy, ValueMatcherColumnSelectorStrategy<BaseDoubleColumnValueSelector>

public class DoubleValueMatcherColumnSelectorStrategy
extends Object
implements ValueMatcherColumnSelectorStrategy<BaseDoubleColumnValueSelector>

Constructor Summary

Constructors

Constructor and Description
DoubleValueMatcherColumnSelectorStrategy()

Method Summary

Modifier and Type	Method and Description
ValueGetter	makeValueGetter(BaseDoubleColumnValueSelector selector) Create a ValueGetter.
ValueMatcher	makeValueMatcher(BaseDoubleColumnValueSelector selector, DruidPredicateFactory predicateFactory) Create a predicate-based ValueMatcher.
ValueMatcher	makeValueMatcher(BaseDoubleColumnValueSelector selector, String value) Create a single value ValueMatcher.

Methods inherited from class java.lang.Object

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

Constructor Detail

DoubleValueMatcherColumnSelectorStrategy

public DoubleValueMatcherColumnSelectorStrategy()

Method Detail

makeValueMatcher

public ValueMatcher makeValueMatcher(BaseDoubleColumnValueSelector selector,
                                     String value)

Description copied from interface: ValueMatcherColumnSelectorStrategy

Create a single value ValueMatcher.

Specified by:

makeValueMatcher in interface ValueMatcherColumnSelectorStrategy<BaseDoubleColumnValueSelector>

Parameters:

selector - Column selector

value - Value to match against

Returns:

ValueMatcher that matches on 'value'

makeValueMatcher

public ValueMatcher makeValueMatcher(BaseDoubleColumnValueSelector selector,
                                     DruidPredicateFactory predicateFactory)

Description copied from interface: ValueMatcherColumnSelectorStrategy

Create a predicate-based ValueMatcher.

Specified by:

makeValueMatcher in interface ValueMatcherColumnSelectorStrategy<BaseDoubleColumnValueSelector>

Parameters:

selector - Column selector

predicateFactory - A DruidPredicateFactory that provides the filter predicates to be matched

Returns:

A ValueMatcher that applies the predicate for this DimensionQueryHelper's value type from the predicateFactory

makeValueGetter

public ValueGetter makeValueGetter(BaseDoubleColumnValueSelector selector)

Description copied from interface: ValueMatcherColumnSelectorStrategy

Create a ValueGetter.

Specified by:

makeValueGetter in interface ValueMatcherColumnSelectorStrategy<BaseDoubleColumnValueSelector>

Parameters:

selector - Column selector

Returns:

A ValueGetter that returns the value(s) of the selected column