Bug 191404 Connection is still successful after delete drivers[0703]
Description: Create a Sqlserver datasource and dataset, then delete the jtds driver. Click "Test Connection" is still successful, and the dataset still works. Build Version:2.2.0.v20070607-0630 Steps to reproduce: 1. Add a jtds driver, and create a Sqlserver connection and dataset. 2. Go to "Manage JDBC Drivers" dialog, and delete the driver. 3. Click "Test Connection", the connection is successful. 4. Click "Preview Results" in "Edit Data Set" dialog, it works. Expected Result: Delete driver will lose the connection.
data/org.eclipse.birt.report.data.oda.jdbc.ui/src/org/eclipse/birt/report/data/oda/jdbc/ui/dialogs/JdbcDriverManagerDialog.java
private void initialize( )
	{
		jarMap = new HashMap( );
		driverMap = new HashMap( );
		jarsToBeCopied = new Hashtable( );
		jarsToBeDeleted = new Hashtable( );
		jarsToBeCopiedRuntime = new Hashtable( );
		jarsToBeDeletedRuntime = new Hashtable( );
		
		updateJarMap( );
		updateDriverMapInit( );
		refreshJarViewer( );
		refreshDriverViewer( );
		updateJarButtons( );
		updateDriverButtons( );
	}
	
	/**
	 * update jarMap, read setting from preference store. Jar files under ODA
	 * driver directory will be displayed.
	 */
	private void updateJarMap( )
	{
		File jarPath = JarFile.getDriverLocation( );
		
		if ( jarPath != null && jarPath.exists( ) && jarPath.isDirectory( ) )
		{
			File[] jars = jarPath.listFiles( new FileFilter( ) {
				Map deletedJars = Utility.getPreferenceStoredMap( JdbcPlugin.DELETED_JAR_MAP_PREFERENCE_KEY );
				public boolean accept( File pathname )