Obtain ping status using java

Question

hello guys..im new in java language and i had done few lines of codes used to ping ip address but i cant display the output in a textfile or JTextArea. as we know if we ping an IP address, the output are in a DOS form. is it possible for me to display the output either in a textfile or a JTextArea? thanks for all your help..

Answer 1

this is my coding for checking the ping status and i still cant display it in the text area or textfile.where do i put ur codes?
import javax.swing.event.*;
import javax.swing.table.*;
import javax.swing.*;
import java.awt.event.*;
import java.util.*;
import java.awt.*;
import java.net.*;
import java.io.*;
public class pingAP extends JPanel {
     public final static int ONE_SECOND = 1000;
     //private Timer timer;
JTextArea output;
JList list;
JTable table;
String newline = "\n";
ListSelectionModel listSelectionModel;
JButton start = new JButton();
JButton ping = new JButton();
JFileChooser buka = new JFileChooser();
JProgressBar progressBar = new JProgressBar();
     LongTask task = new LongTask();
public pingAP() {
super(new BorderLayout());
Vector data = new Vector(50);
          String[] columnNames = { "IP Address", "Location", "Equipment","Frequency(minutes)" };
String[] oneData = { "172.24.66.10","Server Room 1 ","Ms Exchange 5.5 mail server" ,"5"};
     String[] twoData = { "", "", "", ""};
String[] threeData = { "", "", "", ""};
/*      String[] fourData = { "", "", "", ""};
String[] fiveData = { "", "", "", ""};
String[] sixData = { "", "", "", ""};
String[] sevenData = { "", "", "", ""};
//Build the model.
SharedDataModel dataModel = new SharedDataModel(columnNames);
dataModel.addElement(oneData);
          dataModel.addElement(twoData);
dataModel.addElement(threeData);
/* dataModel.addElement(fourData);
dataModel.addElement(fiveData);
dataModel.addElement(sixData);
dataModel.addElement(sevenData);
/*          progressBar = new JProgressBar(0, task.getLengthOfTask());
progressBar.setValue(0);
progressBar.setStringPainted(true);
     list = new JList(dataModel);
list.setCellRenderer(new DefaultListCellRenderer() {
public Component getListCellRendererComponent(JList l,
                                                       Object value,
                                                       int i,boolean s,
                                                       boolean f) {
String[] array = (String[])value;
return super.getListCellRendererComponent(l,array[0],i, s, f);
          ping.addActionListener(new ActionListener() {
                              public void actionPerformed(ActionEvent evt) {
                         pingActionPerformed(evt);
          start.addActionListener(new ActionListener() {
                              public void actionPerformed(ActionEvent evt) {
                         startActionPerformed(evt);
//Create a timer.
     //     timer = new Timer(ONE_SECOND, new ActionListener() {
          //public void actionPerformed(ActionEvent evt) {
          progressBar.setValue(task.getCurrent());
          output.append(task.getMessage() + newline);
          output.setCaretPosition(
          output.getDocument().getLength());
          if (task.done()) {
          Toolkit.getDefaultToolkit().beep();
     //     timer.stop();
          progressBar.setValue(progressBar.getMinimum());
listSelectionModel = list.getSelectionModel();
     JScrollPane listPane = new JScrollPane(list);
     table = new JTable(dataModel);
table.setSelectionModel(listSelectionModel);
JScrollPane tablePane = new JScrollPane(table);
//Build control area (use default FlowLayout).
JPanel controlPane = new JPanel();
buka.setCurrentDirectory(new java.io.File("C:\\new\\text"));
buka.setFileSelectionMode(javax.swing.JFileChooser.FILES_ONLY);
          ping.setText("Ping");
          start.setText("Input");
          controlPane.add(start);
          controlPane.add(ping);
          controlPane.add(progressBar);
//Build output area.
output = new JTextArea(10, 40);
output.setEditable(false);
JScrollPane outputPane = new JScrollPane(output,
ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS,
ScrollPaneConstants.HORIZONTAL_SCROLLBAR_ALWAYS);
//Do the layout.
JSplitPane splitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT);
add(splitPane, BorderLayout.CENTER);
JPanel topHalf = new JPanel();
topHalf.setLayout(new BoxLayout(topHalf, BoxLayout.X_AXIS));
JPanel listContainer = new JPanel(new GridLayout(1,1));
listContainer.setBorder(BorderFactory.createTitledBorder(
"IP Address"));
listContainer.add(listPane);
JPanel tableContainer = new JPanel(new GridLayout(1,1));
tableContainer.setBorder(BorderFactory.createTitledBorder(
"More Info"));
tableContainer.add(tablePane);
tablePane.setPreferredSize(new Dimension(300, 100));
topHalf.setBorder(BorderFactory.createEmptyBorder(5,5,0,5));
topHalf.add(listContainer);
topHalf.add(tableContainer);
topHalf.setMinimumSize(new Dimension(400, 50));
topHalf.setPreferredSize(new Dimension(400, 110));
splitPane.add(topHalf);
JPanel bottomHalf = new JPanel(new BorderLayout());
bottomHalf.add(controlPane, BorderLayout.NORTH);
bottomHalf.add(outputPane, BorderLayout.CENTER);
bottomHalf.setPreferredSize(new Dimension(450, 135));
splitPane.add(bottomHalf);
//action ping status checker
private void pingActionPerformed(ActionEvent evt) {
          task.go();
//timer.start();
          BufferedReader in = null;
String ipAddress = "172.24.66.143";
try {
Runtime r = Runtime.getRuntime();
//Process p = r.exec("ping 172.24.66.10");
Process p = r.exec("ping " + ipAddress );
if (p == null) {
System.out.println("Could not connect");
in = new BufferedReader(new InputStreamReader(p.getInputStream()));
String line;
while ((line = in.readLine()) != null) {
progressBar.setValue(task.getCurrent());
          output.append(task.getMessage() + newline);
          output.setCaretPosition(
          output.getDocument().getLength());
          if (task.done()) {
          Toolkit.getDefaultToolkit().beep();
//          timer.stop();
          progressBar.setValue(progressBar.getMinimum());
System.out.println(line);
in.close();
} catch (IOException io) {
System.err.println(io.toString());
//action filechooser
private void startActionPerformed(ActionEvent evt) {
     baca(1,"");
//File Chooser (input text file)
String getNamePath="";
private void baca(int type,String datapath)
int document = 1,tabIndex=0;
String path="", name ="";
// if(type==1)
buka = new JFileChooser("C:/new/text");
buka.setFileSelectionMode(JFileChooser.FILES_ONLY);
int optionChosen = buka.showOpenDialog(this);
if(optionChosen == JFileChooser.CANCEL_OPTION)
return;
File inFile = buka.getSelectedFile();
path =inFile.getPath();
name =inFile.getName();
getNamePath = path.substring(path.lastIndexOf("\\")+1,path.length());
/* else if(type==2)
path="C:/new"+datapath;
name=datapath;
     boolean hehe=true;
                    while(hehe) {
                    try{
                    FileInputStream fis = new java.io.FileInputStream(path);
                    DataInputStream myInput = new DataInputStream(fis);
                    String alamat;
                    alamat = myInput.readLine();
                                        System.out.println(alamat);
     /*indexOf(String "~", fromIndex);
     subString(int startIndex, int EndIndex)
     int haha1 = hehe.indexOf("~",0);
     int haha2 = hehe.indexOf("~",haha1+1);
     String miaw1=hehe.subString(0,haha1);
     String miaw2=hehe.subString(haha1+1,haha2);
     String miaw3=hehe.subString(haha2+1,hehe.length());
                              output.setText(alamat);
                                        fis.close();
                    catch(FileNotFoundException ex){hehe=false;}
                    catch(Exception ex){
                    System.out.println(ex);
                    }hehe=false;
     System.out.println("success!!!!!");
public static void main(String[] args) {
SplashScreen screen = new SplashScreen("C:/new/splash.gif");
screen.setVisible(false);
JFrame frame = new JFrame("Ping Application");
          //screen.setVisible(false);
frame.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0);
frame.setContentPane(new pingAP());
frame.pack();
          Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
          frame.setSize(new Dimension(600, 350));
frame.setLocation((screenSize.width-600)/2,(screenSize.height-350)/2);
frame.setVisible(true);
class SharedDataModel extends DefaultListModel
implements TableModel {
public String[] columnNames;
public SharedDataModel(String[] columnNames) {
super();
this.columnNames = columnNames;
public void rowChanged(int row) {
fireContentsChanged(this, row, row);
private TableModel tableModel = new AbstractTableModel() {
public String getColumnName(int column) {
return columnNames[column];
public int getRowCount() {
return size();
public int getColumnCount() {
return columnNames.length;
public Object getValueAt(int row, int column) {
String[] rowData = (String [])elementAt(row);
return rowData[column];
public boolean isCellEditable(int row, int column) {
return true;
public void setValueAt(Object value, int row, int column) {
String newValue = (String)value;
String[] rowData = (String [])elementAt(row);
rowData[column] = newValue;
fireTableCellUpdated(row, column); //table event
rowChanged(row); //list event
//Implement the TableModel interface.
public int getRowCount() {
return tableModel.getRowCount();
public int getColumnCount() {
return tableModel.getColumnCount();
public String getColumnName(int columnIndex) {
return tableModel.getColumnName(columnIndex);
public Class getColumnClass(int columnIndex) {
return tableModel.getColumnClass(columnIndex);
public boolean isCellEditable(int rowIndex, int columnIndex) {
return tableModel.isCellEditable(rowIndex, columnIndex);
public Object getValueAt(int rowIndex, int columnIndex) {
return tableModel.getValueAt(rowIndex, columnIndex);
public void setValueAt(Object aValue, int rowIndex, int columnIndex) {
tableModel.setValueAt(aValue, rowIndex, columnIndex);
public void addTableModelListener(TableModelListener l) {
tableModel.addTableModelListener(l);
public void removeTableModelListener(TableModelListener l) {
tableModel.removeTableModelListener(l);