Connect to 10.0.2.2 which is the "magic" address in the emulator to connect
to your host machine's localhost.
See the emulator documentation for more details.
On Tue, Mar 24, 2009 at 9:51 AM, talha.rahma...@googlemail.com <
talha.rahma...@googlemail.com> wrote:
>
>
> Hi i am trying to build an application on android which retrives data
> from a web server, im using my localhost for the webservices. i have
> developed jsp page to generate the data and pass to the android app.
> the data is in xml format.
>
> in the andorid app i keep getting a socket exception while trying to
> open http connection using local host and the url includes jsp file
> and http post parameters. i have set the permission in the manifest
> file, still no luck.
>
> below are my codes, im sure im missing something somewhere.
>
> Can any1 assist me please.
>
> Service
>
> Puller::-----------------------------------------------------------------------------------------------------------------------------------------------
> public class ServicePuller implements Runnable {
>
>
> private String pageInfo = "";
> private String serverUrl = "";
> private boolean dataReady = false;
>
> public void run() {
> dataReady = false;
> getInfo();
> dataReady = true;
> }
>
> public boolean isDataReady(){
> return dataReady;
> }
>
> public void setURL(String url){
> serverUrl = url;
> }
>
> public synchronized void getInfo(){
> clearData();
> try{
> InputStream is = OpenHttpConnection(serverUrl);
> InputStreamReader ir = new InputStreamReader(is);
> BufferedReader in = new BufferedReader(ir);
> String inputLine;
> while ((inputLine = in.readLine()) != null){
> pageInfo += inputLine;
> }
> in.close();
> System.out.println("Page we got from url:" + serverUrl + "
> is
> as below:");
> System.out.println(pageInfo);
> }
> catch(Exception ex){
> System.out.println("Exception caught, exception is: " +
> ex.getMessage());
> }
> }
>
> private InputStream OpenHttpConnection(String urlString)
> throws IOException
> {
> InputStream in = null;
> int response = -1;
>
> URL url = new URL(urlString);
> URLConnection conn = url.openConnection();
>
> if (!(conn instanceof HttpURLConnection))
> throw new IOException("Not an HTTP connection");
>
> try{
> HttpURLConnection httpConn = (HttpURLConnection) conn;
> httpConn.setAllowUserInteraction(false);
> httpConn.setInstanceFollowRedirects(true);
> httpConn.setRequestMethod("GET");
> httpConn.connect();
>
> response = httpConn.getResponseCode();
> if (response == HttpURLConnection.HTTP_OK) {
> in = httpConn.getInputStream
> ();
> }
> }
> catch (Exception ex)
> {
> throw new IOException("Error connecting");
> }
> return in;
> }
>
> public synchronized void clearData(){
> pageInfo = "";
> }
>
> public synchronized String getPage(){
> return pageInfo;
> }
> }
>
> Service
>
> Finder----------------------------------------------------------------------------------------------------------------------------------
>
> public class ServiceFinder extends Activity{
>
> private string string;
>
> public ServiceFinder() {
> }
> /**
> * Called with the activity is first created.
> */
> @Override
> public void onCreate(Bundle savedInstanceState) {
> super.onCreate(savedInstanceState);
> String url = "http://localhost:13103/MobileWebApp/
> MobiServices.jsp?locationID=1<http://localhost:13103/MobileWebApp/%0AMobiServices.jsp?locationID=1>
> ";
> //String url = "http://newsrss.bbc.co.uk/rss/
> newsonline_uk_edition/front_page/rss.xml<http://newsrss.bbc.co.uk/rss/%0Anewsonline_uk_edition/front_page/rss.xml>
> ";
> setContentView(R.layout.service_finder);
> TextView tv = new TextView(this);
> ServicePuller sp = new ServicePuller();
> sp.setURL(url);
> Thread t = new Thread(sp);
> t.start();
> while(!sp.isDataReady()){
> try{
> Thread.sleep(5);
> }
> catch(Exception e){
> System.out.println("Exception caught, exception is:
> " +
> e.getMessage());
> }
> }
> String page = sp.getPage();
> System.out.println(page);
> tv.setText(page);
> setContentView(tv);
> }
>
>
> manifest.xml----------------------------------------------------------------------------------------------------------------------------------------------
>
> <manifest xmlns:android="http://schemas.android.com/apk/res/android";
> package="com.servicefinder">
> <uses-permission android:name="android.permission.INTERNET" />
> <application android:label="Service, Finder!">
> <activity android:name="ServiceFinder">
> <intent-filter>
> <action android:name="android.intent.action.MAIN"></
> action>
> <category
> android:name="android.intent.category.LAUNCHER"></category>
> </intent-filter>
> </activity>
> </application>
> </manifest>
>
> >
>
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