org.brutusin.fleadb.impl

Class GenericFleaDB

java.lang.Object

org.brutusin.fleadb.impl.GenericFleaDB

All Implemented Interfaces:

FleaDB<org.brutusin.json.spi.JsonNode>

public final class GenericFleaDB
extends Object
implements FleaDB<org.brutusin.json.spi.JsonNode>

A generic FleaDB, that allows dynamic interaction with databases, using JSON syntax.

Author:

Ignacio del Valle Alles idelvall@brutusin.org

Field Summary

Fields

Modifier and Type	Field and Description
static org.apache.lucene.util.Version	LUCENE_VERSION

Constructor Summary

Constructors

Constructor and Description
GenericFleaDB(File indexFolder) Opens an existing database.
GenericFleaDB(File indexFolder, org.brutusin.json.spi.JsonSchema jsonSchema) Creates a persistent database with a Schema determined by the specified JsonSchema.
GenericFleaDB(org.brutusin.json.spi.JsonSchema jsonSchema) Creates an in-memory instance with a Schema determined by the specified JsonSchema.

Method Summary

Modifier and Type	Method and Description
void	close()
void	commit()
void	delete(Query q)
double	getFacetValueMultiplicity(String facetName, String facetValue, Query q)
List<FacetResponse>	getFacetValues(Query q, FacetMultiplicities facetMultiplicities)
List<FacetResponse>	getFacetValues(Query q, int maxFacetValues)
List<FacetResponse>	getFacetValuesStartingWith(String facetName, String prefix, Query q, int max)
protected FleaDBInfo	getFleaDBInfo()
File	getIndexFolder()
int	getNumFacetValues(Query q, String facetName)
Schema	getSchema()
org.brutusin.json.spi.JsonNode	getSingleResult(Query q)
void	optimize()
Paginator<org.brutusin.json.spi.JsonNode>	query(Query q)
Paginator<org.brutusin.json.spi.JsonNode>	query(Query q, Sort sort)
void	store(org.brutusin.json.spi.JsonNode entity)

Methods inherited from class java.lang.Object

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

Field Detail

LUCENE_VERSION

public static final org.apache.lucene.util.Version LUCENE_VERSION

Constructor Detail

GenericFleaDB

public GenericFleaDB(org.brutusin.json.spi.JsonSchema jsonSchema)
              throws IOException

Creates an in-memory instance with a Schema determined by the specified JsonSchema.

Parameters:

jsonSchema -

Throws:

IOException

GenericFleaDB

public GenericFleaDB(File indexFolder)
              throws IOException

Opens an existing database.

Parameters:

indexFolder -

Throws:

IOException

GenericFleaDB

public GenericFleaDB(File indexFolder,
                     org.brutusin.json.spi.JsonSchema jsonSchema)
              throws IOException

Creates a persistent database with a Schema determined by the specified JsonSchema.

Parameters:

indexFolder -

jsonSchema -

Throws:

IOException

Method Detail

getIndexFolder

public File getIndexFolder()

getFleaDBInfo

protected final FleaDBInfo getFleaDBInfo()

close

public void close()

Specified by:

close in interface FleaDB<org.brutusin.json.spi.JsonNode>

getSingleResult

public org.brutusin.json.spi.JsonNode getSingleResult(Query q)

Specified by:

getSingleResult in interface FleaDB<org.brutusin.json.spi.JsonNode>

query

public final Paginator<org.brutusin.json.spi.JsonNode> query(Query q)

Specified by:

query in interface FleaDB<org.brutusin.json.spi.JsonNode>

query

public final Paginator<org.brutusin.json.spi.JsonNode> query(Query q,
                                                             Sort sort)

Specified by:

query in interface FleaDB<org.brutusin.json.spi.JsonNode>

getFacetValues

public final List<FacetResponse> getFacetValues(Query q,
                                                int maxFacetValues)

Specified by:

getFacetValues in interface FleaDB<org.brutusin.json.spi.JsonNode>

getNumFacetValues

public int getNumFacetValues(Query q,
                             String facetName)

Specified by:

getNumFacetValues in interface FleaDB<org.brutusin.json.spi.JsonNode>

getFacetValues

public final List<FacetResponse> getFacetValues(Query q,
                                                FacetMultiplicities facetMultiplicities)

Specified by:

getFacetValues in interface FleaDB<org.brutusin.json.spi.JsonNode>

getFacetValuesStartingWith

public final List<FacetResponse> getFacetValuesStartingWith(String facetName,
                                                            String prefix,
                                                            Query q,
                                                            int max)

Specified by:

getFacetValuesStartingWith in interface FleaDB<org.brutusin.json.spi.JsonNode>

getFacetValueMultiplicity

public final double getFacetValueMultiplicity(String facetName,
                                              String facetValue,
                                              Query q)

Specified by:

getFacetValueMultiplicity in interface FleaDB<org.brutusin.json.spi.JsonNode>

getSchema

public final Schema getSchema()

Specified by:

getSchema in interface FleaDB<org.brutusin.json.spi.JsonNode>

delete

public final void delete(Query q)

Specified by:

delete in interface FleaDB<org.brutusin.json.spi.JsonNode>

commit

public final void commit()

Specified by:

commit in interface FleaDB<org.brutusin.json.spi.JsonNode>

store

public final void store(org.brutusin.json.spi.JsonNode entity)

Specified by:

store in interface FleaDB<org.brutusin.json.spi.JsonNode>

optimize

public void optimize()
              throws IOException

Throws:

IOException