Package org.h2gis.functions.io.json

Class JsonWriteDriver

java.lang.Object

org.h2gis.functions.io.json.JsonWriteDriver

public class JsonWriteDriver
extends Object

JSON class to write a table or a resultset to a file

Author:

Erwan Bocher (CNRS), Sylvain PALOMINOS (Lab-STICC UBS, Chaire GEOTERA, 2020)

Constructor Summary

Constructors

Constructor	Description
JsonWriteDriver(Connection connection)	A simple GeoJSON driver to write a spatial table to a GeoJSON file.

Method Summary

Modifier and Type	Method	Description
void	write(org.h2gis.api.ProgressVisitor progress, String tableName, File fileName, boolean deleteFile, String encoding)	Write the table to JSON format.
void	write(org.h2gis.api.ProgressVisitor progress, ResultSet rs, File file, boolean deleteFile)	Write a resulset to a json file
void	write(org.h2gis.api.ProgressVisitor progress, ResultSet rs, File file, boolean deleteFile, String encoding)	Write a resulset to a json file

Methods inherited from class java.lang.Object

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

Constructor Detail

JsonWriteDriver

public JsonWriteDriver(Connection connection)

A simple GeoJSON driver to write a spatial table to a GeoJSON file.

Parameters:

connection -

Method Detail

write

public void write(org.h2gis.api.ProgressVisitor progress,
                  ResultSet rs,
                  File file,
                  boolean deleteFile)
           throws SQLException,
                  IOException

Write a resulset to a json file

Parameters:

progress - ProgressVisitor following the writing.

rs - ResultSet containing the data to write.

file - Destination file.

deleteFile - True if the destination files should be deleted, false otherwise.

Throws:

SQLException - Exception thrown when an SQL error occurs.

IOException - Exception when a file writing error occurs.

write

public void write(org.h2gis.api.ProgressVisitor progress,
                  ResultSet rs,
                  File file,
                  boolean deleteFile,
                  String encoding)
           throws SQLException,
                  IOException

Write a resulset to a json file

Parameters:

progress - ProgressVisitor following the writing.

rs - ResultSet containing the data to write.

file - Destination file.

deleteFile - True if the destination files should be deleted, false otherwise.

encoding - Encoding of the destination file.

Throws:

SQLException - Exception thrown when an SQL error occurs.

IOException - Exception when a file writing error occurs.

write

public void write(org.h2gis.api.ProgressVisitor progress,
                  String tableName,
                  File fileName,
                  boolean deleteFile,
                  String encoding)
           throws SQLException,
                  IOException

Write the table to JSON format.

Parameters:

progress - ProgressVisitor following the writing.

tableName - Name of the table to write or SQL query used to gather data to write.

fileName - Destination file.

deleteFile - True if the destination files should be deleted, false otherwise.

encoding - Encoding of the destination file.

Throws:

SQLException - Exception thrown when an SQL error occurs.

IOException - Exception when a file writing error occurs.