Hi. Can you give some information on what happens during this process? Is some exception is thrown or than indeed the created data table has the proper values and types?
Best, Viz Kid On Fri, Feb 12, 2010 at 11:22 PM, ramyag539 <[email protected]> wrote: > Hi, > > I want to display an annotated timeline from a csv file. I used the > example in the documentation as a guide. However, I am having trouble > with the date column. I specified in the servlet that the first column > is a date type, but I'm still unable to read and display it. Could you > tell me what else I have to do to specify that the csv file 1st column > is a date? Should I keep the column dates in csv file in a specific > format? Thank You. > > Here's the servlet code: > > DataTable dataTable = null; > ULocale requestLocale = > DataSourceHelper.getLocaleFromRequest(request); > try { > > ColumnDescription cd=new ColumnDescription("start.date", > ValueType.DATE, "start.date"); > ColumnDescription cd2=new ColumnDescription("y-value", > ValueType.NUMBER, "y-value"); > List<ColumnDescription> ls=new ArrayList<ColumnDescription>(); > ls.add(cd); > ls.add(cd2); > dataTable = CsvDataSourceHelper.read(reader, ls, true, > requestLocale); > } catch (IOException e) { > log.error("Couldn't read from url: " + url, e); > throw new DataSourceException(ReasonType.INVALID_REQUEST, > "Couldn't read from url: " + url); > } > return dataTable; > > > -- > You received this message because you are subscribed to the Google Groups > "Google Visualization API" group. > To post to this group, send email to > [email protected]. > To unsubscribe from this group, send email to > [email protected]<google-visualization-api%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/google-visualization-api?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Google Visualization API" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-visualization-api?hl=en.
