Is there a fix? Xavier A. Mathews Student/Developer/Web-Master Client Based Tech Support Hazel Crest Illinois [EMAIL PROTECTED] "Fear of a name, only increases fear of the thing itself."
On Wed, Sep 24, 2008 at 5:35 PM, Xavier Live Tech.S <[EMAIL PROTECTED]>wrote: > > Yeah i had a problem with this java for a while! > > On Sep 24, 5:23 pm, Paul Robinson <[EMAIL PROTECTED]> wrote: > > If you google for "java generics", the first few results give good links. > > > > There's a tutorial here: > http://java.sun.com/j2se/1.5/pdf/generics-tutorial.pdf > > > > HTH > > Paul > > > > seven.reeds wrote: > > > Here is the java newbie again. Just when I was thinking I had the > > > vaugest handle on things up pops parameterized types. The GWT 1.5 > > > Serializable docs say that the "@gwt.typeArgs" is depreciated in favor > > > of parameterized types. I'm not seeing a definative guide to using > > > them though. > > > > > In my case, in a 1.4 app I was using: > > > > > package edu.uiuc.itg.client; > > > > > import java.util.HashMap; > > > import java.util.Map; > > > > > public class QueryParameters > > > { > > > Map map = new HashMap(); > > > > > public QueryParameters() > > > { > > > String search = getQueryString(); > > > if ((search != null) && (search.length() > 0)) > > > { > > > String[] nameValues = search.substring(1).split("&"); > > > for (int i = 0; i < nameValues.length; i++) > > > { > > > String[] pair = nameValues[i].split("="); > > > map.put(pair[0], pair[1]); > > > } > > > } > > > } > > > ... > > > > > This is almost an exact copy of code found in these discussions for > > > getting access to query parameters. I do not recall if the sample > > > code used typeArgs but this worked as-is in 1.4. > > > > > I am now trying to move this to 1.5 and am told be Eclipse that > > > "HashMap is a raw type. References to generic type HashMap<K,V> should > > > be parameterized". Same thing for "Map". > > > > > I have seen one or two similar threads here but the magic seems to be > > > happening off-screen. It seems to me that the examples in the other > > > threds are still using typeArgs. I'm not seeing the difference. > > > > > Do you have pointers to simple explanations of what I should be doing > > > with parameterized types? > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To post to this group, send email to Google-Web-Toolkit@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/Google-Web-Toolkit?hl=en -~----------~----~----~----~------~----~------~--~---
