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Thread: Help with FileReader
- 01-24-2013, 12:56 PM #1
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Help with FileReader
Hey i need some help to open my fileReaders, rigth now I wont open it.
Java Code:import javax.swing.JFrame; import javax.swing.JButton; import java.awt.GridLayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.io.File; public class GridLayour extends JFrame { { final JFrame frame = new JFrame("Set JFrame layout using Grid Layout"); GridLayout layout=new GridLayout(4,1); frame.setLayout(layout); JButton button1=new JButton("Fysisk"); button1.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e) { FileReader1 fr1 = new FileReader1(); } }); JButton button2=new JButton("Psykisk"); button2.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e) { FileReader2 fr2 = new FileReader2(); } }); JButton button3=new JButton("Andet"); button2.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e) { FileReader3 fr3 = new FileReader3(); } }); JButton button4=new JButton("Q and A"); frame.add(button1); frame.add(button2); //Add third button at row number 2 and column number 1 frame.add(button3); //Add fourth button at row number 2 and column number 2 frame.add(button4); //Set default close operation for JFrame frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); //Set JFrame size : //Width : 400 pixels //Height : 400 pixels frame.setSize(400,400); //Make JFrame visible. So we can see it. frame.setVisible(true); } }
Java Code:JButton button1=new JButton("Fysisk"); button1.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e) { FileReader1 fr1 = new FileReader1(); } });
- 01-24-2013, 01:49 PM #2
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Re: Help with FileReader
What problem are you getting?
I mean, what are those FileReaders supposed to be reading?Please do not ask for code as refusal often offends.
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- 01-24-2013, 01:54 PM #3
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Re: Help with FileReader
They are supposed to open this
Java Code:import java.io.*; class FileReader3 { /** * @param args */ public static String FileReader3(){ // TODO Auto-generated method stub String str; try{ // Open the file that is the first // command line parameter FileInputStream fstream = new FileInputStream("andet.txt"); // Get the object of DataInputStream DataInputStream in = new DataInputStream(fstream); BufferedReader br = new BufferedReader(new InputStreamReader(in)); //Read File Line By Line while ((str = br.readLine()) != null) { // Print the content on the console System.out.println (str); return str; } //Close the input stream // in.close(); }catch (Exception e){//Catch exception if any System.err.println("Error: Her er vores egen fejlmeddelelse" + e.getMessage()); return "der kom en esception"; } return "der er blevet læst noget, men heller ikke opstået en exception"; } }
- 01-24-2013, 02:52 PM #4
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Re: Help with FileReader
That's a static method.
You seem to be trying to create a FileReader3 object in your ActionListener.
If you just want to call that method then FileReader3.FileReader3() would do it.Please do not ask for code as refusal often offends.
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- 01-24-2013, 05:04 PM #5
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Re: Help with FileReader
like this?
Java Code:JButton button2=new JButton("Psykisk"); button2.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e) { FileReader2.FileReader2();
- 01-24-2013, 05:08 PM #6
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Re: Help with FileReader
That's how you would call a static method, yes.
Please do not ask for code as refusal often offends.
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- 01-24-2013, 05:11 PM #7
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