org.eclipse.basyx.tools.sqlproxy

Class SQLRootElement

java.lang.Object

org.eclipse.basyx.tools.sqlproxy.SQLConnector

org.eclipse.basyx.tools.sqlproxy.SQLRootElement

public class SQLRootElement
extends SQLConnector

Create a root element that connects to SQL database and that contains other maps and collections

Author:

kuhn

Constructor Summary

Constructors

Constructor and Description
SQLRootElement(String user, String pass, String url, String driver, String prefix, String tableID) Constructor

Method Summary

Modifier and Type	Method and Description
SQLCollection	createCollection(int elementID) Create a new collection element table in SQL database
SQLMap	createMap(int elementID) Create a new map element table in SQL database
void	createRootTableIfNotExists() Creates the root table if it does not exist (including a possibly missing schema)
void	drop() Removes the root table if it exists (including its schema if it is empty afterwards)
void	dropTable(int elementID) Drop a root table
int	getNextIdentifier() Get next free identifier for another element
SQLMap	retrieveRootMap() Creates a new root map, if it does not exist.

Methods inherited from class org.eclipse.basyx.tools.sqlproxy.SQLConnector

getDriver, getSqlTableID

Methods inherited from class java.lang.Object

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

Constructor Detail

SQLRootElement

public SQLRootElement(String user,
                      String pass,
                      String url,
                      String driver,
                      String prefix,
                      String tableID)

Constructor

Parameters:

user - SQL user name

pass - SQL password

url - SQL server URL

driver - SQL driver

prefix - JDBC SQL driver prefix

tableID - ID of table for this element in database. Every element needs a unique ID

Method Detail

createRootTableIfNotExists

public void createRootTableIfNotExists()

Creates the root table if it does not exist (including a possibly missing schema)

drop

public void drop()

Removes the root table if it exists (including its schema if it is empty afterwards)

getNextIdentifier

public int getNextIdentifier()

Get next free identifier for another element

createMap

public SQLMap createMap(int elementID)

Create a new map element table in SQL database

createCollection

public SQLCollection createCollection(int elementID)

Create a new collection element table in SQL database

dropTable

public void dropTable(int elementID)

Drop a root table

retrieveRootMap

public SQLMap retrieveRootMap()

Creates a new root map, if it does not exist. Otherwise, returns the first map within this root element.

Returns: