Bug 173039 Exception is shown when accessing a db on an unknown host
Create a report Add a datasource and specified a invalid host name Click on test connection An oversized error dialog appears showing a stack trace Expected: a simple error such as "Host xxx is not accessible" should be displayed instead.
data/org.eclipse.birt.report.data.oda.jdbc/src/org/eclipse/birt/report/data/oda/jdbc/JDBCDriverManager.java
for ( int e = 0; e < exts.length; e++)
		{
			IConfigurationElement[] configElems = exts[e].getConfigurationElements(); 
			if ( configElems == null )
				continue;
			
			for ( int i = 0; i < configElems.length; i++ )
			{
				if ( configElems[i].getName().equals( 
						OdaJdbcDriver.Constants.DRIVER_INFO_ELEM_JDBCDRIVER) )
				{
					String driverClass = configElems[i].getAttribute( 
							OdaJdbcDriver.Constants.DRIVER_INFO_ATTR_DRIVERCLASS );
					String connectionFactory = configElems[i].getAttribute( 
							OdaJdbcDriver.Constants.DRIVER_INFO_ATTR_CONNFACTORY );
					logger.info("Found JDBC driverinfo extension: driverClass=" + driverClass +
							", connectionFactory=" + connectionFactory );
					if ( driverClass != null && driverClass.length() > 0 &&
						 connectionFactory != null && connectionFactory.length() > 0 )
					{
						
						
						
						driverExtensions.put( driverClass, configElems[i] );
					}
				}
			}
		}
	}