Interface DataStoreConnection

All Known Implementing Classes:

H2DSConnection, MariadbDSConnection, OracleDSConnection, PostgisDSConnection, SpatialDatabasesDSConnection, SpatialiteDSConnection

public interface DataStoreConnection

A connection to a database datastore which can execute Querys.

Method Summary

Modifier and Type	Method	Description
void	close()
FeatureInputStream	execute(Query query)	run a query
Connection	getJdbcConnection()	expose underlying JDBC connection
DataStoreMetadata	getMetadata()	retrieve metadata describing the database's datasets (column names etc.)
SpatialDatabasesSQLBuilder	getSqlBuilder(SpatialReferenceSystemID srid, String[] colNames)	expose sqlbuilder
boolean	isClosed()

Method Details

getMetadata

DataStoreMetadata getMetadata()

retrieve metadata describing the database's datasets (column names etc.)

Returns:

the DataStoreMetadata

getJdbcConnection

Connection getJdbcConnection()

expose underlying JDBC connection

Returns:

the Connection

getSqlBuilder

SpatialDatabasesSQLBuilder getSqlBuilder(SpatialReferenceSystemID srid,
 String[] colNames)

expose sqlbuilder

Parameters:

srid - the SpatialReferenceSystemID

colNames - array of columns to query

Returns:

the SpatialDatabasesSQLBuilder

execute

FeatureInputStream execute(Query query)
                    throws Exception

run a query

Parameters:

query - the query to execute

Returns:

a FeatureInputStream

Throws:

Exception - if an Exception occurs during query execution

See Also:

• Query

close

void close()
    throws DataStoreException

Throws:

DataStoreException

isClosed

boolean isClosed()
          throws DataStoreException

Throws:

DataStoreException