I added the permission it worked. Thank you. -------------------------------------------------- From: "sacoskun" <[EMAIL PROTECTED]> Sent: Saturday, August 30, 2008 1:58 AM To: "Android Beginners" <android-beginners@googlegroups.com> Subject: [android-beginners] Re: Problem with java.net
> > Please take a look at > http://groups.google.com/group/android-developers/browse_thread/thread/d2fef5736396f41b/fe1b8d813e0e9eeb?show_docid=fe1b8d813e0e9eeb > > Regards, > sacoskun > > On Aug 29, 1:37 pm, leafka <[EMAIL PROTECTED]> wrote: >> I want to test the following code, but the DDMS always display >> "Unknown socket error -1" , I think the code is correct, Must I set up >> the emulator or soming? Thank you. >> >> Source Code: >> >> public class SocketApp extends Activity { >> >> private Button ok; >> private TextView tv1; >> HttpURLConnection uc ; >> URL url; >> private static final String ip="code.google.com/android/images/ >> logo_android.gif"; >> private static final String host=""; >> private static final String path = "http://"; + ip +host ; >> >> ImageView view1; >> InputStream is; >> BufferedInputStream bis; >> >> /** Called when the activity is first created. */ >> @Override >> public void onCreate(Bundle savedInstanceState) { >> super.onCreate(savedInstanceState); >> setContentView(R.layout.main); >> >> ok = (Button)findViewById(R.id.Button01); >> >> ok.setOnClickListener(new View.OnClickListener() { >> public void onClick(View view) { >> openConn(); >> sendRequest(); >> getRespones(); >> closeConn(); >> } >> }); >> >> } >> >> private void openConn(){ >> try { >> url=new URL(path); >> uc = (HttpURLConnection)url.openConnection(); >> uc.setDoInput(true); >> }catch (MalformedURLException e){ >> // TODO Auto-generated catch block >> e.printStackTrace(); >> } catch (IOException e) { >> // TODO Auto-generated catch block >> e.printStackTrace(); >> } >> } >> >> private void sendRequest(){ >> try { >> Log.i("[SocketApp]"," conn begin ....."); >> uc.connect(); >> Log.i("[SocketApp]","conn end ....."); >> } catch (IOException e) { >> // TODO Auto-generated catch block >> e.printStackTrace(); >> } >> } >> >> private void getRespones(){ >> try { >> is = uc.getInputStream(); >> Log.d("lenght",""+uc.getContentLength()); >> tv1.setText(uc.getContentLength()+""); >> bis = new BufferedInputStream(is); >> Bitmap bm = BitmapFactory.decodeStream(bis); >> view1.setImageBitmap(bm); >> } catch (IOException e1) { >> // TODO Auto-generated catch block >> e1.printStackTrace(); >> } >> } >> >> private void closeConn(){ >> try { >> uc.disconnect(); >> bis.close(); >> is.close(); >> } catch (IOException e) { >> // TODO Auto-generated catch block >> e.printStackTrace(); >> } >> } >> >> } >> >> AndroidManifest.xml: >> >> <?xml version="1.0" encoding="utf-8"?> >> <manifest xmlns:android="http://schemas.android.com/apk/res/android"; >> package="com.ltinc.cn"> >> <application android:icon="@drawable/icon" android:label="@string/ >> app_name"> >> <activity android:name=".SocketApp" android:label="@string/ >> app_name"> >> <intent-filter> >> <action android:name="android.intent.action.MAIN" /> >> <category >> android:name="android.intent.category.LAUNCHER" /> >> </intent-filter> >> <intent-filter> >> >> </intent-filter>> >> </activity> >> </application> >> </manifest> > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Android Beginners" group. To post to this group, send email to android-beginners@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] Announcing the new M5 SDK! http://android-developers.blogspot.com/2008/02/android-sdk-m5-rc14-now-available.html For more options, visit this group at http://groups.google.com/group/android-beginners?hl=en -~----------~----~----~----~------~----~------~--~---
