Package com.apple.foundationdb.record.query.plan.temp

Class PredicateMap

java.lang.Object

com.apple.foundationdb.record.query.plan.temp.PredicateMultiMap

com.apple.foundationdb.record.query.plan.temp.PredicateMap

public class PredicateMap
extends PredicateMultiMap

Predicate map that enforces a constraint that a predicate can only be mapped to at most one candidate.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	PredicateMap.Builder	Builder class for a predicate maps.

Nested classes/interfaces inherited from class com.apple.foundationdb.record.query.plan.temp.PredicateMultiMap

PredicateMultiMap.PredicateMapping, PredicateMultiMap.ReapplyPredicateFunction

Method Summary

Modifier and Type	Method	Description
static PredicateMap.Builder	builder()
static PredicateMap	empty()
Optional<PredicateMultiMap.PredicateMapping>	getMappingOptional(QueryPredicate queryPredicate)

Methods inherited from class com.apple.foundationdb.record.query.plan.temp.PredicateMultiMap

entries, get, getMap

Methods inherited from class java.lang.Object

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

Method Detail

getMappingOptional

public Optional<PredicateMultiMap.PredicateMapping> getMappingOptional(@Nonnull
                                                                       QueryPredicate queryPredicate)

builder

@Nonnull
public static PredicateMap.Builder builder()

empty

@Nonnull
public static PredicateMap empty()