Error 2 « Development « Java Swing Q&A





1. Cannot find symbol error    coderanch.com

Can someone please help me with this code? I cannot run this program. I am getting the error - "Cannot find symbol symbol : method setOpaque(boolean) method : class Login newContentPane.setOpaque(true); " ^ import javax.swing.AbstractButton; import javax.swing.JButton; import javax.swing.JPanel; import javax.swing.JFrame; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; public class Login extends javax.swing.JFrame implements ActionListener { /** Creates new form Login */ public Login() ...

2. DecimalFormat error    coderanch.com

I'm not understanding why, but mf.format works while cf.format throws an error. import java.awt.*; import java.awt.event.*; import java.io.*; import java.lang.Integer; import java.text.*; import java.util.*; import java.util.Locale; import java.util.prefs.*; import javax.swing.*; import javax.swing.JComponent.*; import javax.swing.table.*; /** * Service Form * @author Mike Lipay * @version 1.0 */ public class Service { public static void Service (JFrame frame, String arg) { displayMenu(frame, arg); ...

3. java.lang.Error: Unresolved compilation problem: ModalityType cannot be resolved    coderanch.com

[color=darkblue][size=12]package swingdialogs; import java.awt.Dialog; import java.awt.Dimension; import java.awt.Font; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.KeyEvent; import javax.swing.Box; import javax.swing.BoxLayout; import javax.swing.ImageIcon; import javax.swing.JButton; import javax.swing.JDialog; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JMenu; import javax.swing.JMenuBar; import javax.swing.JMenuItem; class AboutDialog extends JDialog { public AboutDialog() { setTitle("About Notes"); setLayout(new BoxLayout(getContentPane(), BoxLayout.Y_AXIS)); add(Box.createRigidArea(new Dimension(0, 10))); ImageIcon icon = new ImageIcon("notes.png"); JLabel label = new JLabel(icon); label.setAlignmentX(0.5f); ...

4. JRadioButtonList error    coderanch.com

Hi all, I am trying to implement a JList with JRadioButton. My expected result is; only one element of this list should be selected at a time. Below is a code i have attempted for this. Problem is, I am unable to group these buttons for single selection. Can anyone please help me? import java.awt.BorderLayout; import java.awt.Color; import java.awt.Component; import java.util.Arrays; ...

5. error in Swing based app when accessing via Xmanager    coderanch.com

Hi, I have a swing based java application I am accessing through Xmanager from Linux box ,when I open some window in the application by clicking on some button , this error prints in console..and window opens up ..(shows wrong data coz of Exception) Exception in thread \"AWT-EventQueue-0\" java.lang.IllegalArgumentException: Width (0) and height (0) cannot be <= 0 "ERROR", "0", "11", ...

6. default exception message spelling error    coderanch.com

public static void openFileWithProgram(java.io.File f) { try { org.jdesktop.jdic.desktop.Desktop.open(f); } catch(DesktopException e) { JOptionPane.showMessageDialog(new JFrame(), "Cannot display poster.\nMessage: " + e.getMessage(), "Error", 2); } } When there is an error in the above code the following default message presumably written by someone at Sun is available "Failed to launch the associationed application". The mistake is on the second last word which ...

7. Toolkit Error    coderanch.com

Hi Team, I am new to the thread... Eagerly looking positive feedback from the forum. Please find the below error: My application was build by SUN JDK1.5, i am trying to execute the application on WAS(6.1.0.25) on AIX Platform. While executing the application getting following error on AIX:, whereas i dont have any issues on my Windows environment with SUN JDK. ...

8. Simple error in my program    coderanch.com

Hello, I've developed the following class for this problem (Entering and displaying a string) Write a program that receives a string from the keyboard and displays it on a panel. The Enter key signals the end of a string. Whenever a new string is entered, it is displayed on the panel. public class KeyEventDemo extends JFrame { private KeyboardPanel panel=new KeyboardPanel(); ...





10. Why do I get this error?    coderanch.com

I need to do acurrency exchange program using radio buttons, some prints are wrong because I was testing if it was working, but whenever I run it it gives me tons of errors, I use eclipse btw Classes: import java.awt.FlowLayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.ItemListener; import java.awt.event.ItemEvent; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JOptionPane; import javax.swing.JTextField; import javax.swing.JRadioButton; import javax.swing.ButtonGroup; import ...

11. Can't find out the error    coderanch.com

Hi i'm getting a problem in my TheIcon Class . I am trying to implement a JFileChooser but when i want to use an accessory with it . I want to add an icon at a side which will display a thumbnail of the image being selected . The program works fine without the "TheIcon " class . I'll make the ...

12. Game error - Swing    go4expert.com

Game error - Swing Hello everyone, I have been trying to make a sliding puzzle game where you would move blocks into an empty space and solve the puzzle. Like this sort of except I am using numbers and want people to solve the numbers to 1 to 9. However there are two bad things happening, first of all, when i ...

13. Help with Errors in Inventory Program    java-forums.org

Help with Errors in Inventory Program I hope someone can help me with this. I have the following problem due by Sunday, August 10. I am getting 13 errors when I try to compile the program. Most of the errors are related to the buttons I am trying to add. I think what is wrong with one button is ...

14. makeButton errors    java-forums.org

makeButton errors I am doing an Inventory Program that requires GUI buttons. Below are the errors that I am getting. The errors seem to all be related to my makeButton method. I am not sure how to fix my program to get these buttons to work. Can someone please help me? In addition, I have a ActionListener message I ...

15. Error using Swing    java-forums.org

This means precisely what it says: don't use the show() method, use something else. This is because the Sun folks have decided that show is out of date, perhaps even dangerous to use, that better options are available. This of course begs the question, which other method should I use? Fortunately for us, the answer is readily available in the API. ...

16. Error trace in swing application    java-forums.org

I have got the following trace in one of my swing based applications, java.io.IOException: Bad file descriptor at java.io.FileInputStream.readBytes(Native Method) at java.io.FileInputStream.read(Unknown Source) at java.io.BufferedInputStream.read1(Unknown Source) at java.io.BufferedInputStream.read(Unknown Source) at java.io.FilterInputStream.read(Unknown Source) at sun.nio.cs.StreamDecoder$ConverterSD.implRead(Unkn own Source) at sun.nio.cs.StreamDecoder.read(Unknown Source) at java.io.InputStreamReader.read(Unknown Source) at java.io.BufferedReader.fill(Unknown Source) at java.io.BufferedReader.readLine(Unknown Source) at java.io.BufferedReader.readLine(Unknown Source) 171) at javax.swing.Timer.fireActionPerformed(Unknown Source) at javax.swing.Timer$DoPostEvent.run(Unknown Source) at java.awt.event.InvocationEvent.dispatch(Unknown Source) ...





17. Error: invalid method declaration; return type required    java-forums.org

I am trying to write one with two buttons on it I want them side by side and I want one to close the application and the other one to execute my ftp code that I will later add once I finish the GUI. Here is what I have so far and at the top where i create the buttons it ...

18. IOException error    java-forums.org

well i am a newbie in java programming...i want to make a frame and button display program in which when the button is clicked then it prompts user to enter the value...but i am getting a exception throw error..i dont know exactly where to place the file " throws IOException" in code...plzzzzzzzzzzz help me out here is the code import java.awt.*; ...

19. IOException error    java-forums.org

well i am a newbie in java programming...i want to make a frame and button display program in which when the button is clicked then it prompts user to enter the value...but i am getting a exception throw error..i dont know exactly where to place the file " throws IOException" in code...plzzzzzzzzzzz help me out here is the code Java Code: ...

20. IOException error    java-forums.org

well i am a newbie in java programming...i want to make a frame and button display program in which when the button is clicked then it prompts user to enter the value...but i am getting a exception throw error..i dont know exactly where to place the file " throws IOException" in code...plzzzzzzzzzzz help me out here is the code Java Code: ...

21. challenging error    java-forums.org

Java Code: import javax.swing.JFrame; import javax.swing.JOptionPane; import javax.swing.JButton; import javax.swing.Icon; import javax.swing.ImageIcon; import java.awt.FlowLayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; public class class2 extends JFrame{ JButton movie1; JButton movie2; JButton movie3; JButton movie4; JButton result; public String nom; static int chk=0; public class2(){ super("Movie Name Guess Game..."); setLayout(new FlowLayout()); Icon a = new ImageIcon(getClass().getResource("a.png")); Icon b = new ImageIcon(getClass().getResource("b.png")); Icon c = new ...

22. Challenging error    java-forums.org

Java Code: import javax.swing.JFrame; import javax.swing.JOptionPane; import javax.swing.JButton; import javax.swing.Icon; import javax.swing.ImageIcon; import java.awt.FlowLayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; public class class2 extends JFrame{ JButton movie1; JButton movie2; JButton movie3; JButton movie4; JButton result; public String nom; static int chk=0; public class2(){ super("Movie Name Guess Game..."); setLayout(new FlowLayout()); Icon a = new ImageIcon(getClass().getResource("a.png")); Icon b = new ImageIcon(getClass().getResource("b.png")); Icon c = new ...

23. Inconsistent out-of-bounds error    java-forums.org

Im trying to create and delete tabs dynamically. Im using a custom library called SytheticaAddons from javasoft.de thats based off the JTabbedPane component. What I have works, but does so inconsistently. Sometimes it generates an out-of-bounds error. Ive looked at the code over and over again but cant spot the problem, so I need another pair of eyes to perhaps see ...

24. Error: expected    java-forums.org

import java.util.*; import java.awt.*; import java.awt.event.*; import java.swing.*; //A generic window Listener class GenericWindowListener extends WindowAdapter { public void windowClosing(WindowEvent event){ System.exit(0); }//end windowClosing }//end GenericWindowListener //The class containing my main frame class MainFrame extends JFrame { public MainFrame(){ super("Dictionary"); setSize(500,500); }//end mainFrame }//end MainFraim //main class public class Java_graphic_version { MainFrame app=new MainFrame(); app.addWindowListener(new GenericWindowListener()); app.show(); }//end Java_graphic_version

25. Error: myframe.java:26: ')' expected    java-forums.org

Java Code: import java.awt.*; class myframe extends Frame { static int x=0,y=120; // x,y position to display message static int i=0; static int LtoR=1; // 1->msg L-to-R, 0->top to bot. Font fb = new Font("TimesRoman", Font.BOLD, 36); String msg[]={"Java", "Portable", "Secure", "Easy"}; Color color[]={Color.blue, Color.yellow, Color.green, Color.red}; public void paint(Graphics g) { // gets called by the runtime g.setFont( fb ); ...

26. HELP - get this error and don't know why!    java-forums.org

HELP - get this error and don't know why! Made 2 separate progs so I could test if all works. When combined them, the first part when it gets current mouse position works great, but when clicking START button get this error: Exception in thread "Thread-3" java.lang.NullPointerException at farm.mouseMoveAndClick(farm.java:442) at farm$HandleEvent.run(farm.java:142) This is the code and in BOLD are ...

27. Syntax error on token "(", ; expected    java-forums.org

Hi, I can't seem to figure out a syntax error. Here is some stuff for background. I am using Eclipse 3.0.1 IDE and I downloaded Java 5 Update 1 JDK from Sun and installed both (note I installed Eclipse first, not sure if it matters). Windows XP SP2. Eclipse is showing this error... Java Code: Syntax error on token "(", ; ...

29. Error: non-static variable height cannot be referenced from a static context at line    java-forums.org

Hi, I have 2 classes (really 3 but the third doesn't need to be involved here) This program calculates the BMI of a person (I'll work on the formulas as soon as I can get this problem fixed) I want to get the input (text well it will be a number in this case) from the heights Text Field (GUI.java) (comments ...

30. Plz help with this Exception "AWT-EventQueue-0" error    java-forums.org

run: Exception in thread "AWT-EventQueue-0" java.lang.Error: java.lang.reflect.InvocationTargetException at org.jdesktop.application.ApplicationAction.actionFailed(ApplicationAction.java:859) at org.jdesktop.application.ApplicationAction.noProxyActionPerformed(ApplicationAction.java:665) at org.jdesktop.application.ApplicationAction.actionPerformed(ApplicationAction.java:698) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242) at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:236) at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:272) at java.awt.Component.processMouseEvent(Component.java:6263) at javax.swing.JComponent.processMouseEvent(JComponent.java:3267) at java.awt.Component.processEvent(Component.java:6028) at java.awt.Container.processEvent(Container.java:2041) at java.awt.Component.dispatchEventImpl(Component.java:4630) at java.awt.Container.dispatchEventImpl(Container.java:2099) at java.awt.Component.dispatchEvent(Component.java:4460) at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4574) at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4238) at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4168) at java.awt.Container.dispatchEventImpl(Container.java:2085) at java.awt.Window.dispatchEventImpl(Window.java:2478) at java.awt.Component.dispatchEvent(Component.java:4460) at java.awt.EventQueue.dispatchEvent(EventQueue.java:599) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169) ...

31. in = new BufferedReader( new FileReader(storageFile)) ; // error    java-forums.org

hi, i've a code below : /* * loadTxt.java * * Created on May 7, 2010, 12:43 AM * * To change this template, choose Tools | Template Manager * and open the template in the editor. */ package tampilan; import java.util.ArrayList; import java.io.BufferedReader; import java.io.FileReader; import java.io.IOException; import java.io.*; import java.util.*; import java.lang.*; /** * * @author nur */ public ...

32. Error: cannot find symbol    java-forums.org

import javax.swing.JFrame; import javax.swing.*; import java.awt.event.*; import java.awt.*; public class GuiGuessingGameFrame { JFrame myFrame = new JFrame(); JTextField myField = new JTextField("",2); JLabel myLabel = new JLabel("Enter A Guess"); JButton myButton = new JButton ("Guess!"); int mySecretNumber = -1; public GuiGuessingGameFrame(int mySecretNumber) { myFrame = new JFrame("Guessing Game!"); myFrame.setSize(200,95); myFrame.setVisible(true); myFrame.addWindowListener(new WinHandler()); Container contain = myFrame.getContentPane(); contain.setLayout(new FlowLayout()); contain.add(myField); contain.add(myButton); contain.add(myLabel); ...

33. plz solve this error    java-forums.org

Exception in thread "AWT-EventQueue-0" java.lang.IllegalArgumentException: illegal component position at java.awt.Container.addImpl(Container.java:1048) at javax.swing.JLayeredPane.addImpl(JLayeredPane.java:212) at javax.swing.JDesktopPane.addImpl(JDesktopPane.java:470) at java.awt.Container.add(Container.java:365) at financialaccounting.FinancialAccounting.actionPerformed(FinancialAccounting.java:287) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242) at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:236) at java.awt.Component.processMouseEvent(Component.java:6263) at javax.swing.JComponent.processMouseEvent(JComponent.java:3267) at java.awt.Component.processEvent(Component.java:6028) at java.awt.Container.processEvent(Container.java:2041) at java.awt.Component.dispatchEventImpl(Component.java:4630) at java.awt.Container.dispatchEventImpl(Container.java:2099) at java.awt.Component.dispatchEvent(Component.java:4460) at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4574) at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4238) at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4168) at java.awt.Container.dispatchEventImpl(Container.java:2085) at java.awt.Window.dispatchEventImpl(Window.java:2475) at java.awt.Component.dispatchEvent(Component.java:4460) at java.awt.EventQueue.dispatchEvent(EventQueue.java:599) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184) at ...

34. setColor() gives a null error on execution    java-forums.org

I am trying to create a circle. Everything compiles, but dies during the execution. I have a button that is supposed to add the circle graphics to the screen. The buttons and the event action listener works otherwise it wouldn't get this far. Can anyone help? The error message printed when it hits the setColor() function is "null". I assume that ...

35. Error in running swing based sample application.    java-forums.org

Hello Everyone, I have downloaded the package for openjdk-6 and installed on my computer( linux ubuntu). Non GUI programs are running fine. But when I try the programs which have Swing GUI. I get the following error. Exception in thread "main" java.lang.InternalError: No RenderingEngine module found at sun.java2d.pipe.RenderingEngine.getInstance(Render ingEngine.java:138) at sun.java2d.pipe.LoopPipe.(LoopPipe.java:51 ) at sun.java2d.SurfaceData.(SurfaceData.java:3 99) at sun.awt.X11GraphicsConfig.(X11GraphicsConf ig.java:79) at sun.awt.X11GraphicsDevice.makeDefaultConfiguration (X11GraphicsDevice.java:244) ...

36. Java Application fails to launch without error    java-forums.org

I am writing a pure java swing application in Netbeans 6.9.1. The application has been working fine for the past few days when I run it and debug, whatnot, but today (and I've seen this before, but it resolved itself), I'm getting strange behavior. I can compile my application and package it in a jar, and run the jar on any ...

37. compiling error    java-forums.org

I hope i've started this thread in the correct place. my error is Sytax error on token ")", Statement expected this token.i've readen another answer about this, on this forum but for me it's not a good one. so i atach my java code: import java.util.Scanner; import java.io.*; import java.lang.Object; public class markov { public void veriflambda(String cuvant) { int lung; ...

38. compiling error    java-forums.org

I hope i've started this thread in the correct place. my error is Sytax error on token ")", Statement expected this token.i've readen another answer about this, on this forum but for me it's not a good one. so i atach my java code: import java.util.Scanner; import java.io.*; import java.lang.Object; public class markov { public void veriflambda(String cuvant) { int lung; ...

39. setJMenuBar error    java-forums.org

this is my program so far...i know that it doesn't show anything yet, obviously...It's supposed to be a trivia game. I haven't gotten to far yet because i keep getting an error with setJMenuBar(mnuBar); It saying "The method 'setJMenuBar(mnuBar) is undefined for type trivia" and i don't know why. I'm using Eclipse IDE Helios. import java.awt.*; import java.awt.event.*; import javax.swing.*; import ...

40. java:92: cannot find symbol error    java-forums.org

I am sooo new to Java and am under the gun to learn it quickly and mostly on my own - probably not a new story, but it's new for me. :D Found code on open source forum and modified as a learning tool for me and to record my media collection. When I compile the main() and when I compile ...

41. First Java Program-Compile Errors (errors are posted)-simple GUI    java-forums.org

import javax.swing.*; public class Creepster extends JFrame{ JLabel label = new JLabel("Hello Mr. Creepster"); JLabel label = new JLabel("This is my first Java program."); JLabel label = new JLabel("I wanted to show you that I am learning Java and to thank you for teaching me."); } public Creepster() { add(label); setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE); pack(); setVisible(true); } class Showcreepster { public static void main(String ...

42. One error, Buttenlistener problems    java-forums.org

import javax.swing.*; public class Risk extends JPanel { public JButton enter; public JFormattedTextField stupid, yummy; public JLabel smart, dumb; public NumberFormat yucker = NumberFormat.getNumberInstance(); public NumberFormat nucker = NumberFormat.getNumberInstance(); public Risk() { JLabel smart = new JLabel("First Number:"); add(smart); JFormattedTextField stupid = new JFormattedTextField(yucker); stupid.setColumns(3); add(stupid); boolean isDigit; JLabel dumb = new JLabel("Second Number:"); add(dumb); JFormattedTextField yummy = new JFormattedTextField(nucker); yummy.setColumns(3); ...

43. Can anyone say how i fix this error as i'm a beginner    java-forums.org

Hi to all, i'm a beginner to Java and trying to execute the following code snippet. i actually downlaoded this code from How to Use Split Panes (The Java Tutorials > Creating a GUI With JFC/Swing > Using Swing Components) and the code was compiled and executed but i didn't get any output as it is shown and i kept getting ...

44. AWT Error. MOTIF Class    java-forums.org

Hi Team, I am new to the thread... Eagerly looking positive feedback from the forum. Please find the below error: My application was build by SUN JDK1.5, i am trying to execute the application on WAS(6.1.0.25) on AIX Platform. While executing the applicaiton getting follwoing error:, whereas i dont have any issues on my Windows environment with SUN JDK. Error 404: ...

45. can any one plz find the error.    java-forums.org

Items are not added in ComboBox is the main problem. here actually i'm adding items in combobox where the items are the output of the execution of script. i don't know y the items are not added in the combobox can u plz find out the problem.... and here is the code. String line; JComboBox combo=new JComboBox(); ProcessBuilder pb=new ProcessBuilder("./script.sh); Process ...

46. error in sending file from client to server    java-forums.org

server program ________________ import javax.swing.*; import java.awt.*; import java.awt.event.*; import java.sql.*; import java.net.*; import java.io.*; import java.lang.String.*; import java.lang.*; public class softwar { public static void main(String[] args)throws Exception { int n; softwar s=new softwar("client",1111); } public softwar(String client,int port) throws Exception { try{ Socket socket; ServerSocket serverSocket; BufferedInputStream bis; BufferedOutputStream bos; PrintWriter bot; BufferedReader bin; try { int in; serverSocket= ...

47. Need help in removing error in media player    java-forums.org

Hi all, I am want to make a media player. In my code there is no error at compile time but at run time it showing an error which is given below: Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException at javax.swing.ImageIcon.(ImageIcon.java:167) at uk.co.caprica.vlcj.test.basic.TestPlayer.(Te stPlayer.java:165) at uk.co.caprica.vlcj.test.basic.TestPlayer$1.run(Tes tPlayer.java:103) at java.awt.event.InvocationEvent.dispatch(Invocation Event.java:209) at java.awt.EventQueue.dispatchEventImpl(EventQueue.j ava:642) at java.awt.EventQueue.access$000(EventQueue.java:85) at java.awt.EventQueue$1.run(EventQueue.java:603) at java.awt.EventQueue$1.run(EventQueue.java:601) at java.security.AccessController.doPrivileged(Native Method) at ...

49. i cant undersatand y this error is coming    java-forums.org

Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException at java.awt.Container.addImpl(Unknown Source) at java.awt.Container.add(Unknown Source) at SwingTutorialPackage.SamplePanel.createEntryFields (SamplePanel.java:124) at SwingTutorialPackage.SamplePanel.(SamplePane l.java:27) at SwingTutorialPackage.SamplePanel.createAndShowGUI( SamplePanel.java:150) at SwingTutorialPackage.SamplePanel.access$0(SamplePa nel.java:144) at SwingTutorialPackage.SamplePanel$2.run(SamplePanel .java:163) at java.awt.event.InvocationEvent.dispatch(Unknown Source) at java.awt.EventQueue.dispatchEvent(Unknown Source) at java.awt.EventDispatchThread.pumpOneEventForFilter s(Unknown Source) at java.awt.EventDispatchThread.pumpEventsForFilter(U nknown Source) at java.awt.EventDispatchThread.pumpEventsForHierarch y(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.run(Unknown Source) getting this error help me out below is ...

50. setModel error    java-forums.org

Hy , If is use setModel(...) i can not use anymore DefaultTableModel model ... , model.removeRow / model.addRow , basically model. If i don`t use setMode(...) i can not use it because i can not get the modeified cell. This is the code i`m using, i have googled it but i did not found anything Java Code: /* * To change ...

51. reading from a zip file, error    java-forums.org

public void readZipFiles(String filename) { try { byte[] buf = new byte[1024]; ZipInputStream zipinputstream = null; ZipEntry zipentry; zipinputstream = new ZipInputStream( new FileInputStream(filename)); zipentry = zipinputstream.getNextEntry(); while (zipentry != null) { //for each entry to be extracted String entryName = zipentry.getName(); System.out.println("File ::"+entryName); RandomAccessFile rf; File newFile = new File(entryName); String directory = newFile.getParent(); if(directory == null) { if(newFile.isDirectory()) break; ...

52. Error message printed from exception    java-forums.org

Hello, I am new to Java and am trying to finish a project. It was developed in Netbeans is all complete except one last issue. When the exceptions are thrown I need an error message to be displayed on the screen but still allow the user to input data and not lock up the application. I can post the code if ...

53. error: Cannot find symbol    java-forums.org

Hai , i got an error in my coding which is cannot find symbol. Please correct my coding .Here is my code and i also highlight the line which cause an error. This is error which i get as your reference cannot find symbol symbol : constructor ButangWarna(java.lang.String) location: class ButangWarna import java.awt.*; import java.awt.event.*; import javax.swing.*; public class ButangWarna extends ...

54.  error. please help!    java-forums.org

public class Foo { // variables can be declared or declared and initialized here: int a; // declared int b = 3; // declared and initialized, // but that's it. You can't do: b = b + 3; // *** illegal *** // but must do it in a method or constructor: public void myMethod() { b = b + 3; ...

55. No error but can't see after logging in    java-forums.org

no error but i can't see anything after log in.. i dunno why.. please help.. here's the code. Java Code: LoginDemo.java import javax.swing.*; import java.awt.*; import java.awt.event.*; class Login extends JFrame implements ActionListener { JButton SUBMIT; JPanel panel; JLabel label1,label2; final JTextField text1,text2; Login() { label1 = new JLabel(); label1.setText("Username:"); text1 = new JTextField(15); label2 = new JLabel(); label2.setText("Password:"); text2 = ...

56. pls. help on my unknown error    java-forums.org

my brain is bleeding bcoz of this simple program.. pls. help i just need to add the money to the balance but the when i always deposit.. it displays the new number, not adding.. i dunno why.. please help masters.... import java.awt.*; import javax.swing.*; import java.awt.event.*; public class MenuTable extends JFrame { private JLabel depL, widL; private JTextField depTxt, widTxt; private ...

57. Eclipse 3.4.2/3.5.* GUI debug unresponsive system error    java-forums.org

Hello all, I have an issue when I hit a breakpoint in eclipse - everything (system included, not just java ui components) is unresponsive. It is not all breakpoints, but many having to do with the UI. (Don't know if it's related.) The problem is when I hit the breakpoint, my system seems unresponsive. The mouse moves smoothly, but no keyboard ...

58. Netbeans Swing Error ?    java-forums.org

Please watch this : package gui; import model.*; import java.sql.*; /* * To change this template, choose Tools | Templates * and open the template in the editor. */ /* * JenisBarang.java * * Created on Aug 24, 2009, 7:26:08 AM */ package gui; import model.*; import java.sql.*; /** * * @author admin */ public class JenisBarang extends javax.swing.JFrame { String ...

59. Error with my simple GUI code    java-forums.org

Hi, I was just going trough a simple Java GUI tutorial when I ran into trouble. I get an error message cannot find symbol and it makes reference to line 56, which is this line below. Java Code: f.addWindowListener(new ListenCloseWdw()); I have pasted the complete code below for help please. Java Code: import javax.swing.*; import javax.swing.event.*; import java.awt.*; import java.awt.event.*; public ...

60. Game of Life GUI Error    java-forums.org

I'm attempting to build a GUI for a console-based Game of Life game I've already developed. I went about it by building the very basic GUI (a grid with red squares that are either on or off with JButtons to control), then integrating a Game of Life concept into it (where I render the original grid with a random feature, then ...

61. First Java Program-Has Errors-simple GUI    java-forums.org

import javax.swing.*; public class Creepster extends JFrame{ JLabel label = new JLabel("Hello Mr. Creepster"); JLabel label = new JLabel("This is my first Java program."); JLabel label = new JLabel("I wanted to show you that I am learning Java and to thank you for teaching me."); } public Creepster() { add(label); setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE); pack(); setVisible(true); } class Showcreepster { public static void main(String ...

62. 30 line simple gui, simple error, need help    java-forums.org

import javax.swing.*; import javax.swing.JButton; import javax.swing.JPanel; import javax.swing.JFrame; public class Risk extends JPanel{ int LeftNumber = 0; int RightNumber = 0; public JButton enter; public Risk() { JFrame frame = new JFrame("Risk"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); enter = new JButton("Enter"); add(enter); frame.pack(); setVisible(true); } class ShowRisk{ public static void main(String args[]) { new Risk(); } } }

63. Gui with errors    java-forums.org

I am trying to run the program to see if it looks right on screen and than work in the calculating part but i get the following errors: MortgageCalculatorGUI.java:82: ')' expected double rate = Double.parseDouble(rateField.getText(); ^ MortgageCalculatorGUI.java:84: ')' expected double mortgage = Double.parseDouble(mortgageField.getText(); ^ MortgageCalculatorGUI.java:86: ')' expected double term = Double.parseDouble(termField.getText(); ^ 3 errors any help would be very much appreciated ...

64. error opening GUI    java-forums.org

There's nothing in the code posted that explains the problem, and so likely it lies elsewhere [edit: except for the valid point that Jos makes]. Question though: why start Iteration through its static main method? Why not create an Iteration1 object and start it up that way? It would give you a reference to the object and give your code more ...

65. Swing application getting odd errors    java-forums.org

hello, im trying to code a simple application that factors a number, and i already have that part of the code, but i've been trying to build a gui for it. i was using a tutorial on oracle.com and it was very helpful, but i'm getting a weird error. here's the error: Java Code: Exception in thread "AWT-EventQueue-0" java.lang.RuntimeException: Uncompilable source ...

66. Glassfh 3.1 Admin GUI errors    java.net

Hi I've installed GF 3.1 on my debian recently. During start Admin GUI I get in log (below) and can't connect to GUI because: "Status: The Admin Console is starting. Please wait.". GlassFish Server Open Source Edition 3.1.1-b05 (build 5). How can I run Admin GUI on Glassfish 3.1 ? Is it bug or I miss something during configuration? [#|2011-05-23T15:52:30.466+0200|INFO|glassfish3.1|org.hibernate.validator.util.Version|_ThreadID=17;_ThreadName=Thread-1;|Hibernate Validator ...

67. Glassfh 3.1 Admin GUI errors    java.net

[#|2011-05-23T15:52:33.069+0200|SEVERE|glassfish3.1|javax.enterprise.system.tools.admin.org.glassfish.admin.rest|_ThreadID=21;_ThreadName=Thread-1;|Cannot instantiate enable-monitoring org.jvnet.hk2.component.ComponentException: Failed to create class org.glassfish.flashlight.cli.EnableMonitoring at com.sun.hk2.component.ConstructorCreator.create(ConstructorCreator.java:71) at com.sun.hk2.component.AbstractCreatorImpl.get(AbstractCreatorImpl.java:80) at com.sun.hk2.component.EventPublishingInhabitant.get(EventPublishingInhabitant.java:139) at com.sun.hk2.component.AbstractInhabitantImpl.get(AbstractInhabitantImpl.java:76) at org.jvnet.hk2.component.Habitat.getComponent(Habitat.java:796) at com.sun.enterprise.v3.admin.CommandRunnerImpl.getModel(CommandRunnerImpl.java:150) at org.glassfish.admin.rest.generator.ResourcesGeneratorBase.commandIsPresent(ResourcesGeneratorBase.java:315) at org.glassfish.admin.rest.generator.ResourcesGeneratorBase.generateCommandResources(ResourcesGeneratorBase.java:296) at org.glassfish.admin.rest.generator.ResourcesGeneratorBase.generateSingle(ResourcesGeneratorBase.java:100) at org.glassfish.admin.rest.LazyJerseyInit.generateASM(LazyJerseyInit.java:312) at org.glassfish.admin.rest.LazyJerseyInit.getResourcesConfigForManagement(LazyJerseyInit.java:257) at org.glassfish.admin.rest.adapter.RestManagementAdapter.getResourcesConfig(RestManagementAdapter.java:62) at org.glassfish.admin.rest.adapter.RestAdapter.exposeContext(RestAdapter.java:440) at org.glassfish.admin.rest.adapter.RestAdapter.service(RestAdapter.java:170) at com.sun.grizzly.tcp.http11.GrizzlyAdapter.service(GrizzlyAdapter.java:168) at com.sun.enterprise.v3.server.HK2Dispatcher.dispath(HK2Dispatcher.java:117) at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:238) at com.sun.grizzly.http.ProcessorTask.invokeAdapter(ProcessorTask.java:822) at com.sun.grizzly.http.ProcessorTask.doProcess(ProcessorTask.java:719) at com.sun.grizzly.http.ProcessorTask.process(ProcessorTask.java:1013) at com.sun.grizzly.http.DefaultProtocolFilter.execute(DefaultProtocolFilter.java:225) at com.sun.grizzly.DefaultProtocolChain.executeProtocolFilter(DefaultProtocolChain.java:137) at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:104) at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:90) at com.sun.grizzly.http.HttpProtocolChain.execute(HttpProtocolChain.java:79) at com.sun.grizzly.ProtocolChainContextTask.doCall(ProtocolChainContextTask.java:54) ...

68. Glassfish V3.1 GUI Internal Error: Archive Path is NULL    java.net

When trying to deploy an EAR web service or RAR connector module that was originally developed and works with Glassfish 2.1.1, I get the following error from the admin console: "! An Error has occurred GUI internal error: Archive Path is NULL." Upon Googling, I found that this was a bug opened for V3 in 2009, and it was deemed fixed ...

69. Glassfish V3.1 GUI Internal Error: Archive Path is NULL    java.net

Hi, I can look into this if you provide me with more info. 1. which 3.1 build are you using ? 2. is this a packaged file, or is this using directory deploy ? 3. can you deploy this using CLI ? '%asadmin deploy --? ' will show you the command syntax.

70. "Top level" error handling in a GUI    forums.oracle.com

I have a very simple JFrame that acts as a "top-level" container for everything in an application. The idea is that components are added to this top level frame. I am unsure of how to handle errors at the very top level. At the moment low level data access routines are pretty much formed, and business logic sits on top. We ...

71. (swing)display error message but field retain the the previous value    forums.oracle.com

Hi I am new to swing technology. I wants to validate a a field which takes only Integer values. If i enter wrong value get the error message,after display error message the field retain the the previous value. Anybody give me idea for my problem.Its very urgent for my project. Thanks & Regard Brijesh Kumar Baser

72. gui error    forums.oracle.com

73. display error in swing code    forums.oracle.com

{import java.awt.*; import javax.swing.*; import java.awt.event.*; import javax.swing.JFrame; public class ClockPanel extends JPanel implements ActionListener { private JButton tickButton, resetButton; private JLabel hourLabel, minuteLabel; JFrame f = new JFrame(); private int minutes = 720; public ClockPanel(){ JPanel bottomPanel = new JPanel(); tickButton = new JButton("Tick"); resetButton = new JButton("Reset"); hourLabel = new JLabel("12:"); minuteLabel = new JLabel("00"); bottomPanel.add(tickButton); bottomPanel.add(resetButton); bottomPanel.add(hourLabel); bottomPanel.add(minuteLabel); ...

75. Error on compling the Swing program    forums.oracle.com

} else { JOptionPane.showMessageDialog(this,"Incorrect login or password","Error",JOptionPane.ERROR_MESSAGE); Id.setText(""); pwd.setText(""); Id.requestFocusInWindow(); } } pane.add(loginId); pane.add(Id); pane.add(password); pane.add(pwd); pane.add(Enter,BorderLayout.CENTER); setContentPane(pane); pack(); } public static void main(String[] args) { login enter = new login(); } } I'm getting the error->The type login must implement the inherited abstract method ActionListener.actionPerformed(ActionEvent) void is an invalid type for the variable actionPerformed Syntax error on token "(", ; ...

76. Swing error    forums.oracle.com

since a == 0 most of the time, credits[a - 1][i] will usually turn into credits[-1][0]. Since -1 is an out of bounds index, an exception will occur. The real problem to me though is more of the God-class anti-pattern type. You have to break your mega class down into smaller classes, each responsible for their own actions and state, each ...

78. GUI Error Displaying and Linking    forums.oracle.com

Hey everyone, I'm currently making a GUI for a small system for an assignment and was wondering how I would display error messages and also how to link a form to another (Say there is an option to return to the main screen and I click "Ok" How would I implement this?). The last time i did anything like this was ...

79. SQL Query error in java swing Application    forums.oracle.com

81. out of memory error in a Swing application using Web Services and RTP    forums.oracle.com

I am developing a Swing application under NetBeans IDE 6.0. The application receives two kinds of data : - audio data through the library jlibrtp, - as a Web Service client, data from a Web Service server through stubs generated by the IDE using a WSDL file describing the services. The number of messages received per second can be important : ...

83. Why is there an error with this GUI    forums.oracle.com

84. Swing Calculator - Logical errors    forums.oracle.com

I hate to be blunt, but I must. That is some seriously ugly code, but ugly in some specific ways. Let me elaborate: 1) You're not creating your JFrame in a thread-safe manner on the event dispatch thread (EDT). You need to create it within a Runnable interface that is added to the event queue. 2) You are mixing Swing (JFrame) ...