org.h2gis.functions.io.utility

Class PRJUtil

java.lang.Object

org.h2gis.functions.io.utility.PRJUtil

public class PRJUtil
extends Object

A class to manage PRJ file

Author:

Erwan Bocher

Constructor Summary

Constructors

Constructor and Description
PRJUtil()

Method Summary

Modifier and Type	Method and Description
static int	getSRID(File prjFile) Return the SRID value stored in a prj file If the the prj file - is null, - is empty then a default srid equals to 0 is added.
static int	getValidSRID(Connection connection, File prjFile) Get a valid SRID value from a prj file.
static boolean	isSRIDValid(int srid, Connection connection) This method checks if a SRID value is valid according a list of SRID's avalaible on spatial_ref table of the datababase.
static void	writePRJ(Connection connection, int srid, File fileName) Write a prj file according a given SRID code.
static void	writePRJ(Connection connection, org.h2gis.utilities.TableLocation location, String geomField, File fileName) Write a prj file according the SRID code of an input table

Methods inherited from class java.lang.Object

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

Constructor Detail

PRJUtil

public PRJUtil()

Method Detail

getSRID

public static int getSRID(File prjFile)
                   throws IOException

Return the SRID value stored in a prj file If the the prj file - is null, - is empty then a default srid equals to 0 is added.

Parameters:

prjFile -

Returns:

Throws:

IOException

getValidSRID

public static int getValidSRID(Connection connection,
                               File prjFile)
                        throws SQLException,
                               IOException

Get a valid SRID value from a prj file. If the the prj file - is null, - doesn't contain a valid srid code, - is empty * then a default srid equals to 0 is added.

Parameters:

connection -

prjFile -

Returns:

Throws:

SQLException

IOException

writePRJ

public static void writePRJ(Connection connection,
                            org.h2gis.utilities.TableLocation location,
                            String geomField,
                            File fileName)
                     throws SQLException,
                            FileNotFoundException

Write a prj file according the SRID code of an input table

Parameters:

connection - database connection

location - input table name

geomField - geometry field name

fileName - path of the prj file

Throws:

SQLException

FileNotFoundException

writePRJ

public static void writePRJ(Connection connection,
                            int srid,
                            File fileName)
                     throws SQLException,
                            FileNotFoundException

Write a prj file according a given SRID code.

Parameters:

connection - database connection

srid - srid code

fileName - path of the prj file

Throws:

SQLException

FileNotFoundException

isSRIDValid

public static boolean isSRIDValid(int srid,
                                  Connection connection)
                           throws SQLException

This method checks if a SRID value is valid according a list of SRID's avalaible on spatial_ref table of the datababase.

Parameters:

srid -

connection -

Returns:

Throws:

SQLException