Bug 407846 [Accessibility]Underline of shortcut character for POJO datasource properties are not displayed.
data/org.eclipse.birt.data.oda.pojo.ui/src/org/eclipse/birt/data/oda/pojo/ui/impl/dialogs/ClassPathsPageHelper.java
IConnection conn = PingJob.createTestConnection( profile );
                Throwable exception = PingJob.getTestConnectionException( conn );
                
                if ( exception == null ) 
                {
					exception = testConnection( );
                }
                PingJob.PingUIJob.showTestConnectionMessage( parent.getShell(), exception );
                if( conn != null )
                {
                    conn.close();
                }
            }
			private Throwable testConnection(  )
			{
				Throwable exception = null;
				if ( runtimePage.getClassPathString( ).length( ) == 0 )
				{
					exception = new OdaException( Messages.getString( "DataSource.MissDataSetPojoClassPath.runtime" ) ); 
				}
				else if ( designtimePage.getClassPathString( ).length( ) == 0 )
				{
					exception = new OdaException( Messages.getString( "DataSource.MissDataSetPojoClassPath.designtime" ) ); 
				}
				else
				{
					exception = validateAllJars( exception);
				}
				return exception;
			}