Highly recommend you put that tutorial aside for the moment. Instead of that, do this one instead, which will teach you a lot more:
https://platform.netbeans.org/tutorials/nbm-quick-start.html Also, definitely get this book: leanpub.com/nbp4beginners Thanks, Gj On Tue, Jan 23, 2018 at 5:31 AM, Jeff Melton <melma...@yahoo.com.invalid> wrote: > 1. I'm new to Netbeans and Desktop App Development, but want to use the > Netbeans Platform to develop simple Desktop database applications; thus I > ran through this tutorial for the first time tonight. I'm using Netbeans > IDE 8.2, with JDK 1.8. > > 2. I'm almost positive this basic question has probably been asked before > and likely resolved, but I cannot find answers after trying to do so for > some time. Your recent migration over to Apache has removed a lot of the > help/forum archives and history. The link to full source code for the > tutorial was broken and sent me to a generic Oracle site. I cannot find a > solution in StackOverflow or anywhere else, and would appreciate knowing how > to troubleshoot the basic view step of the tutorial before moving on. > > 3. I submitted this email first from an online form, but haven't heard an > acknowledgement that it was received, so now I'm sending it directly via my > email. I apologize if this is therefore submitted twice - just like with > the broken Oracle links, it's difficult to tell in the transition to Apache > just how to submit help requests. > > Now, for my specific issue: > > For the very first view exercise, I tried to follow the tutorial exactly as > specified using Derby database, and all of the project/code base names > exactly as provided. I cannot get the CustomerViewerTopComponent.java > module to compile as specified after inserting the provided code snippet at > the end. Dependencies were registered as specified in both the > CustomerLibrary and CustomerViewer modules, and the "Fix Imports" command > was run. All errors cleared up but one, on the "for (Customer c : > resultList) {" line. I went ahead and tried to build, though, and the > compiler error messages are as follows: > > > --------------------------------------------------- > > C:\Users\Jeff\Documents\NetBeansProjects\DBManager\CustomerViewer\src\org\shop\viewer\CustomerViewerTopComponent.java:113: > error: illegal start of type > for (Customer c : resultList) { > C:\Users\Jeff\Documents\NetBeansProjects\DBManager\CustomerViewer\src\org\shop\viewer\CustomerViewerTopComponent.java:113: > error: ')' expected > for (Customer c : resultList) { > C:\Users\Jeff\Documents\NetBeansProjects\DBManager\CustomerViewer\src\org\shop\viewer\CustomerViewerTopComponent.java:113: > error: <identifier> expected > for (Customer c : resultList) { > 3 errors > 1 warning > C:\Program Files\NetBeans 8.2\harness\suite.xml:187: The following error > occurred while executing this line: > C:\Program Files\NetBeans 8.2\harness\common.xml:225: Compile failed; see > the compiler error output for details. > BUILD FAILED (total time: 11 seconds) > > ---------------------------------------------------- > > > For some reason, the compiler doesn't seem to be recognizing "resultList" > from its declaration in the line above: " List<Customer> resultList = > query.getResultList();" As far as the syntax highlighting, resultList > displays in green color on the "List<Customer>..." line but displays in > black italics on the following "for (Customer c : resultList) {" line. And > this "for" line is underlined red as well. > > I thought I inserted the provided code snippet in the correct spot. Here is > a larger context of where I actually pasted it in the source code (after the > readProperties method): > > > --------------------------------------- > void readProperties(java.util.Properties p) { > String version = p.getProperty("version"); > // TODO read your settings according to their version > } > > EntityManager entityManager = > Persistence.createEntityManagerFactory("CustomerLibraryPU").createEntityManager(); > Query query = entityManager.createNamedQuery("Customer.findAll"); > List<Customer> resultList = query.getResultList(); > for (Customer c : resultList) { > jTextArea1.append(c.getName() + " (" + c.getCity() + ")" + "\n"); > } > } > > <END OF FILE> > ----------------------------------------- > > Any assistance provided would be greatly appreciated! > > > Thanks, > Jeff > > --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@netbeans.apache.org For additional commands, e-mail: users-h...@netbeans.apache.org For further information about the NetBeans mailing lists, visit: https://cwiki.apache.org/confluence/display/NETBEANS/Mailing+lists
