com.kheops.jmap.server.datasources

Class MongoDBDataSource

java.lang.Object

com.kheops.jmap.server.datasources.SpatialDataSource

com.kheops.jmap.server.datasources.VectorDataSource

com.kheops.jmap.server.datasources.MongoDBDataSource

public class MongoDBDataSource
extends VectorDataSource

Field Summary

Fields inherited from class com.kheops.jmap.server.datasources.VectorDataSource

EMPTY_ATTRIBUTE_ARRAY, EMPTY_ELEMENT_ARRAY

Constructor Summary

Constructors

Constructor and Description
MongoDBDataSource()

Method Summary

Modifier and Type	Method and Description
AttributeStat[]	calculateStats(QueryFilter[] queryFilters, Attribute[] attributes)
void	close()
void	delete() The delete() method is called when a spatial data source is being deleted in order to free and delete all resources used.
DataSet	extractAttributes(QueryFilter[] queryFilters, Attribute[] attributes, java.util.Map<java.lang.String,?> extraParameters)
JMapGeoElement[]	extractElements(QueryFilter[] queryFilters, Attribute[] attributes)
Attribute[]	getAttributeMetaData()
int	getCount(QueryFilter[] queryFilters)
SpatialDataSourceInfo	getDataSourceInfo() Returns the spatial data source info that was used to initialize this spatial data source.
Rectangle	getExtent()
Rectangle	getExtent(QueryFilter[] queryFilters)
java.lang.String	getName() Returns the name of the current spatial data source.
void	init(SpatialDataSourceInfo dataSourceInfo)
void	update()

Methods inherited from class com.kheops.jmap.server.datasources.VectorDataSource

appendAttributeFilter, applyQueryFilters, extractElements

Methods inherited from class com.kheops.jmap.server.datasources.SpatialDataSource

isCancelled, validateProjection

Methods inherited from class java.lang.Object

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

Constructor Detail

MongoDBDataSource

public MongoDBDataSource()

Method Detail

getName

public java.lang.String getName()

Description copied from class: SpatialDataSource

Returns the name of the current spatial data source.

Specified by:

getName in class SpatialDataSource

Returns:

the name of the spatial data source.

init

public void init(SpatialDataSourceInfo dataSourceInfo)
          throws java.lang.Exception

Specified by:

init in class SpatialDataSource

Throws:

java.lang.Exception

update

public void update()
            throws java.lang.Exception

Specified by:

update in class SpatialDataSource

Throws:

java.lang.Exception

extractElements

public JMapGeoElement[] extractElements(QueryFilter[] queryFilters,
                                        Attribute[] attributes)
                                 throws java.lang.Exception

Specified by:

extractElements in class VectorDataSource

Throws:

java.lang.Exception

getCount

public int getCount(QueryFilter[] queryFilters)
             throws java.lang.Exception

Specified by:

getCount in class VectorDataSource

Throws:

java.lang.Exception

calculateStats

public AttributeStat[] calculateStats(QueryFilter[] queryFilters,
                                      Attribute[] attributes)
                               throws java.lang.Exception

Specified by:

calculateStats in class VectorDataSource

Throws:

java.lang.Exception

getExtent

public Rectangle getExtent(QueryFilter[] queryFilters)
                    throws java.lang.Exception

Specified by:

getExtent in class VectorDataSource

Throws:

java.lang.Exception

getExtent

public Rectangle getExtent()
                    throws java.lang.Exception

Specified by:

getExtent in class SpatialDataSource

Throws:

java.lang.Exception

getDataSourceInfo

public SpatialDataSourceInfo getDataSourceInfo()

Description copied from class: SpatialDataSource

Returns the spatial data source info that was used to initialize this spatial data source.

Specified by:

getDataSourceInfo in class SpatialDataSource

Returns:

the related SpatialDataSourceInfo instance.

getAttributeMetaData

public Attribute[] getAttributeMetaData()
                                 throws java.lang.Exception

Specified by:

getAttributeMetaData in class SpatialDataSource

Throws:

java.lang.Exception

close

public void close()
           throws java.lang.Exception

Specified by:

close in class SpatialDataSource

Throws:

java.lang.Exception

delete

public void delete()
            throws java.lang.Exception

Description copied from class: SpatialDataSource

The delete() method is called when a spatial data source is being deleted in order to free and delete all resources used.

Specified by:

delete in class SpatialDataSource

Throws:

java.lang.Exception

extractAttributes

public DataSet extractAttributes(QueryFilter[] queryFilters,
                                 Attribute[] attributes,
                                 java.util.Map<java.lang.String,?> extraParameters)
                          throws java.lang.Exception

Specified by:

extractAttributes in class SpatialDataSource

Throws:

java.lang.Exception