org.heigit.bigspatialdata.oshdb.api.db

Class OSHDBJdbc

java.lang.Object

org.heigit.bigspatialdata.oshdb.OSHDB

org.heigit.bigspatialdata.oshdb.api.db.OSHDBDatabase

org.heigit.bigspatialdata.oshdb.api.db.OSHDBJdbc

All Implemented Interfaces:

AutoCloseable

Direct Known Subclasses:

OSHDBH2

public class OSHDBJdbc
extends OSHDBDatabase
implements AutoCloseable

OSHDB database backend connector to a JDBC database file.

Field Summary

Fields

Modifier and Type	Field and Description
protected Connection	connection

Fields inherited from class org.heigit.bigspatialdata.oshdb.OSHDB

GEOM_PRECISION, GEOM_PRECISION_TO_LONG, MAXZOOM

Constructor Summary

Constructors

Constructor and Description
OSHDBJdbc(Connection conn)
OSHDBJdbc(String classToLoad, String jdbcString)
OSHDBJdbc(String classToLoad, String jdbcString, String user, String pw)

Method Summary

Modifier and Type	Method and Description
void	close()
<X extends OSHDBMapReducible> MapReducer<X>	createMapReducer(Class<X> forClass) Factory function that creates a mapReducer object of the appropriate data type class for this oshdb backend implemenation.
Connection	getConnection()
String	metadata(String property) Returns metadata about the given OSHDB.
boolean	multithreading()
OSHDBJdbc	multithreading(boolean useMultithreading)
OSHDBJdbc	prefix(String prefix) Sets the "table/cache" name prefix to be used with this oshdb.

Methods inherited from class org.heigit.bigspatialdata.oshdb.api.db.OSHDBDatabase

clearTimeout, prefix, timeout, timeoutInMilliseconds, timeoutInMilliseconds

Methods inherited from class java.lang.Object

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

Field Detail

connection

protected Connection connection

Constructor Detail

OSHDBJdbc

public OSHDBJdbc(String classToLoad,
                 String jdbcString)
          throws SQLException,
                 ClassNotFoundException

Throws:

SQLException

ClassNotFoundException

OSHDBJdbc

public OSHDBJdbc(String classToLoad,
                 String jdbcString,
                 String user,
                 String pw)
          throws SQLException,
                 ClassNotFoundException

Throws:

SQLException

ClassNotFoundException

OSHDBJdbc

public OSHDBJdbc(Connection conn)

Method Detail

prefix

public OSHDBJdbc prefix(String prefix)

Description copied from class: OSHDBDatabase

Sets the "table/cache" name prefix to be used with this oshdb.

Overrides:

prefix in class OSHDBDatabase

createMapReducer

public <X extends OSHDBMapReducible> MapReducer<X> createMapReducer(Class<X> forClass)

Description copied from class: OSHDBDatabase

Factory function that creates a mapReducer object of the appropriate data type class for this oshdb backend implemenation.

Specified by:

createMapReducer in class OSHDBDatabase

Parameters:

forClass - the data type class to iterate over in the `mapping` function of the generated MapReducer

Returns:

a new mapReducer object operating on the given OSHDB backend

metadata

public String metadata(String property)

Description copied from class: OSHDBDatabase

Returns metadata about the given OSHDB.

For example copyright information, currentness of the data, spatial extent, etc.

Specified by:

metadata in class OSHDBDatabase

getConnection

public Connection getConnection()

multithreading

public OSHDBJdbc multithreading(boolean useMultithreading)

multithreading

public boolean multithreading()

close

public void close()
           throws Exception

Specified by:

close in interface AutoCloseable

Throws:

Exception