com.eventsourcing.postgresql.index

Class PostgreSQLAttributeIndex<A,O extends com.eventsourcing.Entity>

java.lang.Object

com.googlecode.cqengine.index.support.AbstractAttributeIndex<A,com.eventsourcing.EntityHandle<O>>

com.eventsourcing.index.AbstractAttributeIndex<A,O>

com.eventsourcing.postgresql.index.PostgreSQLAttributeIndex<A,O>

All Implemented Interfaces:

com.googlecode.cqengine.engine.ModificationListener<com.eventsourcing.EntityHandle<O>>, com.googlecode.cqengine.index.AttributeIndex<A,com.eventsourcing.EntityHandle<O>>, com.googlecode.cqengine.index.Index<com.eventsourcing.EntityHandle<O>>

Direct Known Subclasses:

EqualityIndex, NavigableIndex

public abstract class PostgreSQLAttributeIndex<A,O extends com.eventsourcing.Entity>
extends com.eventsourcing.index.AbstractAttributeIndex<A,O>

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected class	PostgreSQLAttributeIndex.MatchingResultSet<O extends com.eventsourcing.Entity,T extends com.googlecode.cqengine.query.Query<com.eventsourcing.EntityHandle<O>>>
protected static class	PostgreSQLAttributeIndex.OnConflictDo

Field Summary

Fields

Modifier and Type	Field and Description
protected com.eventsourcing.index.KeyObjectStore<java.util.UUID,com.eventsourcing.EntityHandle<O>>	keyObjectStore

Fields inherited from class com.eventsourcing.index.AbstractAttributeIndex

attributeDeserializer, attributeSerializer, attrTypeHandler, objectDeserializer, objectSerializer

Fields inherited from class com.googlecode.cqengine.index.support.AbstractAttributeIndex

attribute, supportedQueries

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	PostgreSQLAttributeIndex(com.eventsourcing.index.Attribute<O,A> attribute, java.util.Set<java.lang.Class<? extends com.googlecode.cqengine.query.Query>> supportedQueries) Protected constructor, called by subclasses.

Method Summary

Modifier and Type	Method and Description
boolean	addAll(java.util.Iterator<com.eventsourcing.EntityHandle<O>> iterator, com.googlecode.cqengine.query.option.QueryOptions queryOptions)
boolean	addAll(com.googlecode.cqengine.persistence.support.ObjectSet<com.eventsourcing.EntityHandle<O>> objectSet, com.googlecode.cqengine.query.option.QueryOptions queryOptions)
protected void	addAll(com.googlecode.cqengine.persistence.support.ObjectStore<com.eventsourcing.EntityHandle<O>> objectStore, com.googlecode.cqengine.query.option.QueryOptions queryOptions)
void	clear(com.googlecode.cqengine.query.option.QueryOptions queryOptions)
protected abstract com.eventsourcing.layout.TypeHandler	getAttributeTypeHandler()
java.lang.Integer	getCountForKey(A key, com.googlecode.cqengine.query.option.QueryOptions queryOptions)
java.lang.Integer	getCountOfDistinctKeys(com.googlecode.cqengine.query.option.QueryOptions queryOptions)
protected abstract javax.sql.DataSource	getDataSource()
com.googlecode.cqengine.index.support.CloseableIterable<A>	getDistinctKeys(A lowerBound, boolean lowerInclusive, A upperBound, boolean upperInclusive, com.googlecode.cqengine.query.option.QueryOptions queryOptions)
com.googlecode.cqengine.index.support.CloseableIterable<A>	getDistinctKeys(com.googlecode.cqengine.query.option.QueryOptions queryOptions)
com.googlecode.cqengine.index.support.CloseableIterable<A>	getDistinctKeysDescending(A lowerBound, boolean lowerInclusive, A upperBound, boolean upperInclusive, com.googlecode.cqengine.query.option.QueryOptions queryOptions)
com.googlecode.cqengine.index.support.CloseableIterable<A>	getDistinctKeysDescending(com.googlecode.cqengine.query.option.QueryOptions queryOptions)
com.googlecode.cqengine.index.Index<com.eventsourcing.EntityHandle<O>>	getEffectiveIndex()
com.googlecode.cqengine.index.support.CloseableIterable<com.googlecode.cqengine.index.support.KeyValue<A,com.eventsourcing.EntityHandle<O>>>	getKeysAndValues(A lowerBound, boolean lowerInclusive, A upperBound, boolean upperInclusive, com.googlecode.cqengine.query.option.QueryOptions queryOptions)
com.googlecode.cqengine.index.support.CloseableIterable<com.googlecode.cqengine.index.support.KeyValue<A,com.eventsourcing.EntityHandle<O>>>	getKeysAndValues(com.googlecode.cqengine.query.option.QueryOptions queryOptions)
com.googlecode.cqengine.index.support.CloseableIterable<com.googlecode.cqengine.index.support.KeyValue<A,com.eventsourcing.EntityHandle<O>>>	getKeysAndValuesDescending(A lowerBound, boolean lowerInclusive, A upperBound, boolean upperInclusive, com.googlecode.cqengine.query.option.QueryOptions queryOptions)
com.googlecode.cqengine.index.support.CloseableIterable<com.googlecode.cqengine.index.support.KeyValue<A,com.eventsourcing.EntityHandle<O>>>	getKeysAndValuesDescending(com.googlecode.cqengine.query.option.QueryOptions queryOptions)
protected com.googlecode.cqengine.index.support.CloseableIterable<com.googlecode.cqengine.index.support.KeyStatistics<A>>	getKeyStatisticsForDistinctKeys(java.lang.String order)
protected abstract com.eventsourcing.layout.Layout<O>	getLayout()
protected A	getQuantizedValue(A attributeValue)
com.googlecode.cqengine.index.support.CloseableIterable<com.googlecode.cqengine.index.support.KeyStatistics<A>>	getStatisticsForDistinctKeys(com.googlecode.cqengine.query.option.QueryOptions queryOptions)
com.googlecode.cqengine.index.support.CloseableIterable<com.googlecode.cqengine.index.support.KeyStatistics<A>>	getStatisticsForDistinctKeysDescending(com.googlecode.cqengine.query.option.QueryOptions queryOptions)
protected abstract java.lang.String	getTableName()
protected abstract int	indexRetrievalCost()
void	init(com.googlecode.cqengine.persistence.support.ObjectStore<com.eventsourcing.EntityHandle<O>> objectStore, com.googlecode.cqengine.query.option.QueryOptions queryOptions)
boolean	isMutable()
boolean	isQuantized()
protected abstract boolean	isUnique()
protected com.googlecode.cqengine.index.support.CloseableIterable<A>	queryDistinctKeys(A lowerBound, boolean lowerInclusive, A upperBound, boolean upperInclusive, java.lang.String order)
protected com.googlecode.cqengine.index.support.CloseableIterable<com.googlecode.cqengine.index.support.KeyValue<A,com.eventsourcing.EntityHandle<O>>>	queryKeysAndValues(A lowerBound, boolean lowerInclusive, A upperBound, boolean upperInclusive, com.googlecode.cqengine.query.option.QueryOptions queryOptionsString, java.lang.String order)
protected com.googlecode.cqengine.index.support.CloseableIterable<com.googlecode.cqengine.index.support.KeyValue<A,com.eventsourcing.EntityHandle<O>>>	queryKeysAndValues(java.lang.String order)
boolean	removeAll(com.googlecode.cqengine.persistence.support.ObjectSet<com.eventsourcing.EntityHandle<O>> objects, com.googlecode.cqengine.query.option.QueryOptions queryOptions)
com.googlecode.cqengine.resultset.ResultSet<com.eventsourcing.EntityHandle<O>>	retrieve(com.googlecode.cqengine.query.Query<com.eventsourcing.EntityHandle<O>> query, com.googlecode.cqengine.query.option.QueryOptions queryOptions)
protected static <A,O extends com.eventsourcing.Entity> com.eventsourcing.index.Attribute<O,?>	serializableComparable(com.eventsourcing.index.Attribute<O,A> attribute)

Methods inherited from class com.googlecode.cqengine.index.support.AbstractAttributeIndex

equals, getAttribute, hashCode, supportsQuery

Methods inherited from class java.lang.Object

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

Field Detail

keyObjectStore

protected com.eventsourcing.index.KeyObjectStore<java.util.UUID,com.eventsourcing.EntityHandle<O extends com.eventsourcing.Entity>> keyObjectStore

Constructor Detail

PostgreSQLAttributeIndex

protected PostgreSQLAttributeIndex(com.eventsourcing.index.Attribute<O,A> attribute,
                                   java.util.Set<java.lang.Class<? extends com.googlecode.cqengine.query.Query>> supportedQueries)

Protected constructor, called by subclasses.

Parameters:

attribute - The attribute on which the index will be built

supportedQueries - The set of Query types which the subclass implementation supports

Method Detail

serializableComparable

protected static <A,O extends com.eventsourcing.Entity> com.eventsourcing.index.Attribute<O,?> serializableComparable(com.eventsourcing.index.Attribute<O,A> attribute)

getDataSource

protected abstract javax.sql.DataSource getDataSource()

getLayout

protected abstract com.eventsourcing.layout.Layout<O> getLayout()

getTableName

protected abstract java.lang.String getTableName()

getAttributeTypeHandler

protected abstract com.eventsourcing.layout.TypeHandler getAttributeTypeHandler()

isUnique

protected abstract boolean isUnique()

getDistinctKeys

public com.googlecode.cqengine.index.support.CloseableIterable<A> getDistinctKeys(com.googlecode.cqengine.query.option.QueryOptions queryOptions)

getCountForKey

public java.lang.Integer getCountForKey(A key,
                                        com.googlecode.cqengine.query.option.QueryOptions queryOptions)

getCountOfDistinctKeys

public java.lang.Integer getCountOfDistinctKeys(com.googlecode.cqengine.query.option.QueryOptions queryOptions)

getStatisticsForDistinctKeys

public com.googlecode.cqengine.index.support.CloseableIterable<com.googlecode.cqengine.index.support.KeyStatistics<A>> getStatisticsForDistinctKeys(com.googlecode.cqengine.query.option.QueryOptions queryOptions)

getStatisticsForDistinctKeysDescending

public com.googlecode.cqengine.index.support.CloseableIterable<com.googlecode.cqengine.index.support.KeyStatistics<A>> getStatisticsForDistinctKeysDescending(com.googlecode.cqengine.query.option.QueryOptions queryOptions)

getKeyStatisticsForDistinctKeys

protected com.googlecode.cqengine.index.support.CloseableIterable<com.googlecode.cqengine.index.support.KeyStatistics<A>> getKeyStatisticsForDistinctKeys(java.lang.String order)
                                                                                                                                                   throws java.sql.SQLException

Throws:

java.sql.SQLException

getKeysAndValues

public com.googlecode.cqengine.index.support.CloseableIterable<com.googlecode.cqengine.index.support.KeyValue<A,com.eventsourcing.EntityHandle<O>>> getKeysAndValues(com.googlecode.cqengine.query.option.QueryOptions queryOptions)

queryKeysAndValues

protected com.googlecode.cqengine.index.support.CloseableIterable<com.googlecode.cqengine.index.support.KeyValue<A,com.eventsourcing.EntityHandle<O>>> queryKeysAndValues(java.lang.String order)
                                                                                                                                                                   throws java.sql.SQLException

Throws:

java.sql.SQLException

getKeysAndValuesDescending

public com.googlecode.cqengine.index.support.CloseableIterable<com.googlecode.cqengine.index.support.KeyValue<A,com.eventsourcing.EntityHandle<O>>> getKeysAndValuesDescending(com.googlecode.cqengine.query.option.QueryOptions queryOptions)

isMutable

public boolean isMutable()

isQuantized

public boolean isQuantized()

getEffectiveIndex

public com.googlecode.cqengine.index.Index<com.eventsourcing.EntityHandle<O>> getEffectiveIndex()

addAll

public boolean addAll(com.googlecode.cqengine.persistence.support.ObjectSet<com.eventsourcing.EntityHandle<O>> objectSet,
                      com.googlecode.cqengine.query.option.QueryOptions queryOptions)

addAll

public boolean addAll(java.util.Iterator<com.eventsourcing.EntityHandle<O>> iterator,
                      com.googlecode.cqengine.query.option.QueryOptions queryOptions)

addAll

protected void addAll(com.googlecode.cqengine.persistence.support.ObjectStore<com.eventsourcing.EntityHandle<O>> objectStore,
                      com.googlecode.cqengine.query.option.QueryOptions queryOptions)

removeAll

public boolean removeAll(com.googlecode.cqengine.persistence.support.ObjectSet<com.eventsourcing.EntityHandle<O>> objects,
                         com.googlecode.cqengine.query.option.QueryOptions queryOptions)

clear

public void clear(com.googlecode.cqengine.query.option.QueryOptions queryOptions)

init

public void init(com.googlecode.cqengine.persistence.support.ObjectStore<com.eventsourcing.EntityHandle<O>> objectStore,
                 com.googlecode.cqengine.query.option.QueryOptions queryOptions)

getDistinctKeys

public com.googlecode.cqengine.index.support.CloseableIterable<A> getDistinctKeys(A lowerBound,
                                                                                  boolean lowerInclusive,
                                                                                  A upperBound,
                                                                                  boolean upperInclusive,
                                                                                  com.googlecode.cqengine.query.option.QueryOptions queryOptions)

queryDistinctKeys

protected com.googlecode.cqengine.index.support.CloseableIterable<A> queryDistinctKeys(A lowerBound,
                                                                                       boolean lowerInclusive,
                                                                                       A upperBound,
                                                                                       boolean upperInclusive,
                                                                                       java.lang.String order)
                                                                                throws java.sql.SQLException

Throws:

java.sql.SQLException

getDistinctKeysDescending

public com.googlecode.cqengine.index.support.CloseableIterable<A> getDistinctKeysDescending(com.googlecode.cqengine.query.option.QueryOptions queryOptions)

getDistinctKeysDescending

public com.googlecode.cqengine.index.support.CloseableIterable<A> getDistinctKeysDescending(A lowerBound,
                                                                                            boolean lowerInclusive,
                                                                                            A upperBound,
                                                                                            boolean upperInclusive,
                                                                                            com.googlecode.cqengine.query.option.QueryOptions queryOptions)

getKeysAndValues

public com.googlecode.cqengine.index.support.CloseableIterable<com.googlecode.cqengine.index.support.KeyValue<A,com.eventsourcing.EntityHandle<O>>> getKeysAndValues(A lowerBound,
                                                                                                                                                                     boolean lowerInclusive,
                                                                                                                                                                     A upperBound,
                                                                                                                                                                     boolean upperInclusive,
                                                                                                                                                                     com.googlecode.cqengine.query.option.QueryOptions queryOptions)

getKeysAndValuesDescending

public com.googlecode.cqengine.index.support.CloseableIterable<com.googlecode.cqengine.index.support.KeyValue<A,com.eventsourcing.EntityHandle<O>>> getKeysAndValuesDescending(A lowerBound,
                                                                                                                                                                               boolean lowerInclusive,
                                                                                                                                                                               A upperBound,
                                                                                                                                                                               boolean upperInclusive,
                                                                                                                                                                               com.googlecode.cqengine.query.option.QueryOptions queryOptions)

queryKeysAndValues

protected com.googlecode.cqengine.index.support.CloseableIterable<com.googlecode.cqengine.index.support.KeyValue<A,com.eventsourcing.EntityHandle<O>>> queryKeysAndValues(A lowerBound,
                                                                                                                                                                          boolean lowerInclusive,
                                                                                                                                                                          A upperBound,
                                                                                                                                                                          boolean upperInclusive,
                                                                                                                                                                          com.googlecode.cqengine.query.option.QueryOptions queryOptionsString,
                                                                                                                                                                          java.lang.String order)
                                                                                                                                                                   throws java.sql.SQLException

Throws:

java.sql.SQLException

retrieve

public com.googlecode.cqengine.resultset.ResultSet<com.eventsourcing.EntityHandle<O>> retrieve(com.googlecode.cqengine.query.Query<com.eventsourcing.EntityHandle<O>> query,
                                                                                               com.googlecode.cqengine.query.option.QueryOptions queryOptions)

indexRetrievalCost

protected abstract int indexRetrievalCost()

getQuantizedValue

protected A getQuantizedValue(A attributeValue)