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Old 07-22-2008, 02:21 AM   #1
abhsax1978@hotmail.com
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Default HTTP Connection Failure

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Please anyone tell me why my App Can't Connect.
I am ne to develop this kind of app.
Code:
/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package demo;

import demo.screen.utils.TitleField;
import net.rim.device.api.ui.component.ListField;
import net.rim.device.api.ui.component.ObjectListField;
import net.rim.device.api.ui.container.MainScreen;
//-----------------------------
import javax.microedition.io.Connector;
import javax.microedition.io.HttpConnection;
//import net.rim.device.api.io.Base64OutputStream;
import net.rim.device.api.ui.MenuItem;
import net.rim.device.api.ui.UiApplication;
import net.rim.device.api.ui.component.Dialog;
import net.rim.device.api.ui.component.Menu;

/**
 *
 * @author Abhinav
 */
class MyMainScreen extends MainScreen {

    //private static int dialogResponse;
    private int status = -1;
    private final String site0 = "http://www.google.com";
    private final String site1 = "http://www.yahoo.com";
    private final String site2 = "http://www.ariosesoftware.com";
    private final String sideKick2=";wapgatewayip=100.1.200.99;wapgatewayport=8080;wapgatewayapn=airtelgprs.com;deviceside=true";
    private final String sideKick1=";deviceside=true;wapgatewayapn=airtelgprs.com";
    private ObjectListField lfMain;
private UiApplication myApp;
    public MyMainScreen() {
        super(DEFAULT_MENU | DEFAULT_CLOSE);
        TitleField tfTitle = new TitleField("My-Http-Connection");
        setTitle(tfTitle);
        lfMain = new ObjectListField(ListField.FIELD_LEFT);
        lfMain.insert(0, site0);
        lfMain.insert(1, site1);
        lfMain.insert(2, site2);
        add(lfMain);
        myApp=UiApplication.getUiApplication();
    }
    MenuItem miCon = new MenuItem("Connect", 110, 10) {

        public void run() {

            Runnable r = new Runnable() {

                public void run() {
                    connect();
                }
            };
            Thread th = new Thread(r);
            th.start();
        }
    };

    public void connect() {
        int index = 0;
        index = lfMain.getSelectedIndex();
        String selInd = (String) lfMain.get(lfMain, index);
        HttpConnection httpConn = null;
        boolean keepGoing = true;

        try {
            httpConn = (HttpConnection) Connector.open(selInd+sideKick2);

            while (keepGoing) {
                status = httpConn.getResponseCode();
                switch (status) {
                    case (HttpConnection.HTTP_NOT_FOUND):
                        myApp.invokeAndWait(new Runnable() {

                            public void run() {
                                Dialog.alert("Http Not Found");
                            }
                        });
                        keepGoing = false;
                        break;
                    case (HttpConnection.HTTP_MOVED_TEMP):
                        UiApplication.getUiApplication().invokeAndWait(new Runnable() {

                            public void run() {
                                Dialog.alert("Http Found");
                            }
                        });
                        keepGoing = false;
                        break;
                    case (HttpConnection.HTTP_OK):
//Connection is 200 OK.
//Download and process data.
                        myApp.invokeAndWait(new Runnable() {

                            public void run() {
                                Dialog.alert("Connected");
                            }
                        });
                        keepGoing = false;
                        break;
                    case (HttpConnection.HTTP_UNAUTHORIZED):
                        myApp.invokeAndWait(new Runnable() {

                            public void run() {
                                Dialog.alert("Unauthorized Access");
                            }
                        });
                        break;
                    default:
//The connection failed for some other reason.
//Handle failed connection.
                        keepGoing = false;
                        break;
                }
            }
//Close the connection.
            httpConn.close();
        } catch (final Exception e) {
//Handle the exception.
            myApp.invokeAndWait(new Runnable() {

                public void run() {
                    Dialog.alert("Exception: Can't Connect, " + e.getMessage());
                }
            });
        }
    }

    public void makeMenu(Menu m, int inst) {
        super.makeMenu(m, inst);
        m.add(miCon);
    }
}
Regards
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