Put all the code on GitHub so someone can take a look. Gj
On Fri, 18 Dec 2020 at 04:29, Sean Carrick <[email protected]> wrote: > Hey All! > > I am trying to use an embedded Derby database in my platform > application, but cannot get it to work. I have worked through the CRUD > tutorial <https://platform.netbeans.org/tutorials/nbm-crud.html> using > the sample Derby database and it works flawlessly. However, when I try > to do this with my embedded database, it blows up. > > After I add my viewer window, run the application, and the window shows > up as expected. Then, when I start adding in the persistence/database > access code, I get the following error: > > A java.lang.IllegalStateException exception has occurred. > Click Show Details or see the messages.log file located in your > /home/sean/NetBeansProjects/TestDBApp/build/testuserdir/var/log folder. > > This is accompanied by this stacktrace: > > java.lang.IllegalStateException: Cannot find TopComponent with > preferredID CustomerViewerTopComponent, see IDE log for more details. > at > > org.openide.windows.OpenComponentAction.actionPerformed(OpenComponentAction.java:69) > at > org.openide.awt.AlwaysEnabledAction$1.run(AlwaysEnabledAction.java:174) > at org.openide.util.actions.ActionInvoker$1.run(ActionInvoker.java:70) > at > > org.openide.util.actions.ActionInvoker.doPerformAction(ActionInvoker.java:91) > at > org.openide.util.actions.ActionInvoker.invokeAction(ActionInvoker.java:74) > at > > org.openide.awt.AlwaysEnabledAction.actionPerformed(AlwaysEnabledAction.java:177) > at > javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022) > at > > javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2348) > at > > javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402) > at > javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259) > at javax.swing.AbstractButton.doClick(AbstractButton.java:376) > at > javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:842) > at > > javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:886) > at java.awt.Component.processMouseEvent(Component.java:6539) > at javax.swing.JComponent.processMouseEvent(JComponent.java:3324) > at java.awt.Component.processEvent(Component.java:6304) > at java.awt.Container.processEvent(Container.java:2239) > at java.awt.Component.dispatchEventImpl(Component.java:4889) > at java.awt.Container.dispatchEventImpl(Container.java:2297) > at java.awt.Component.dispatchEvent(Component.java:4711) > at > java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4904) > at > java.awt.LightweightDispatcher.processMouseEvent(Container.java:4535) > at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4476) > at java.awt.Container.dispatchEventImpl(Container.java:2283) > at java.awt.Window.dispatchEventImpl(Window.java:2746) > at java.awt.Component.dispatchEvent(Component.java:4711) > at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:760) > at java.awt.EventQueue.access$500(EventQueue.java:97) > at java.awt.EventQueue$3.run(EventQueue.java:709) > at java.awt.EventQueue$3.run(EventQueue.java:703) > at java.security.AccessController.doPrivileged(Native Method) > at > > java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74) > at > > java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:84) > at java.awt.EventQueue$4.run(EventQueue.java:733) > at java.awt.EventQueue$4.run(EventQueue.java:731) > at java.security.AccessController.doPrivileged(Native Method) > at > > java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74) > at java.awt.EventQueue.dispatchEvent(EventQueue.java:730) > at > > org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:136) > [catch] at > > java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:205) > at > > java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116) > at > > java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105) > at > java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101) > at > java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93) > at java.awt.EventDispatchThread.run(EventDispatchThread.java:82) > > I commented out all of the code that I placed in the constructor of the > CustomerViewerTopComponent, then started adding back the code, one line > at a time. This exception is actually thrown at the very first line: > > EntityManager entityManager = > > Persistence.createEntityManagerFactory("CustomerLibraryPU").createEntityManager(); > > I have all appropriate imports, and my annotations are as follows: > > @ConvertAsProperties( > dtd = > "-//com.pekinsoft.nwind.db.customer.viewer//CustomerViewer//EN", > autostore = false > ) > @TopComponent.Description( > preferredID = "CustomerViewerTopComponent", > iconBase = > "com/pekinsoft/nwind/db/customer/viewer/customers16.png", > persistenceType = TopComponent.PERSISTENCE_ALWAYS > ) > @TopComponent.Registration(mode = "explorer", openAtStartup = false) > @ActionID(category = "Window", id = > "com.pekinsoft.nwind.db.customer.viewer.CustomerViewerTopComponent") > @ActionReference(path = "Menu/Window/Administration" /*, position = 333 */) > @TopComponent.OpenActionRegistration( > displayName = "#CTL_CustomerViewerAction", > preferredID = "CustomerViewerTopComponent" > ) > @Messages({ > "CTL_CustomerViewerAction=CustomerViewer", > "CTL_CustomerViewerTopComponent=CustomerViewer Window", > "HINT_CustomerViewerTopComponent=This is a CustomerViewer window" > }) > > As can clearly be seen, the preferredID = "CustomerViewerTopComponent" > is present...twice, to be exact, as generated by the Window wizard. > > My next step was, since I had only created the tables and they were > empty, was to add a test record into my CUSTOMERS table, thinking that > maybe this was due to there not being any data in the table. However, I > still received this exception. > > My Persistence Unit is defined with the following connection string: > jdbc:derby:testdb;create=true; > > I am using Oracle Java 8, NetBeans 12.0 (64-bit) for both. I am running > on MX Linux with a CORE i7 (7th Gen), 8GiB of RAM, 1TB HDD. All kernel > updates are in place and at version: > > uname -a: Linux omen 4.19.0-12-amd64 #1 SMP Debian 4.19.152-1 > (2020-10-18) x86_64 GNU/Linux > > I am at a loss as to why this is not working and am wondering if it is > just that the embedded Derby database is not working with NB12.0 for > some reason. Any help anyone can provide is greatly appreciated. Thank > you all in advance. > > Sean C. > >
