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
{
					closeConnection( jndiDSConnection );
					return true;
				}
				else if ( connectionString != null
						&& connectionString.trim( ).length( ) > 0 )
				{
					return testConnection( driverClassName,
							connectionString,
							userId,
							password );
				}
				else
				{
					throw new JDBCException( ResourceConstants.CANNOT_PARSE_JNDI,
							null );
				}
            }
			
            
            
            
			loadAndRegisterDriver( driverClassName, null );