probably this may help you.
http://www.anddev.org/unknown_socket_error_-1__http_socket_url_internet-t3016.html
On Wed, Nov 12, 2008 at 9:49 AM, Isuru <[EMAIL PROTECTED]> wrote:
>
> i want to communicate data between localhost( as server) and emulator
> (as client).
>
> server program is written using java and its running on the java
> flatform.
>
> Client program is written using android.we use below code for the
> client.
>
>
> try {
>
> InetAddress serverAddr = InetAddress.getByName
> ("localhost");
>
> Log.d("TCP", "C: Connecting...");
> Socket socket = new Socket(serverAddr, 8080);
> String message = "Hello from Client";
> try {
> Log.d("TCP", "C: Sending: '" + message + "'");
> PrintWriter out = new PrintWriter( new BufferedWriter
> ( new OutputStreamWriter(socket.getOutputStream())),true);
>
> out.println(message);
> Log.d("TCP", "C: Sent.");
> Log.d("TCP", "C: Done.");
>
> } catch(Exception e) {
> Log.e("TCP", "S: Error", e);
> } finally {
> socket.close();
> }
> } catch (Exception e) {
> Log.e("TCP", "C: Error", e);
> }
>
>
>
>
> But it shows below error.
>
>
> 11-12 09:11:37.647: DEBUG/TCP(234): C: Connecting...
> 11-12 09:11:37.647: ERROR/OSNetworkSystem(234): unknown socket error
> -1
> 11-12 09:11:37.678: ERROR/TCP(234): C: Error
> 11-12 09:11:37.678: ERROR/TCP(234): java.net.SocketException: unknown
> error
> 11-12 09:11:37.678: ERROR/TCP(234): at
> org.apache.harmony.luni.platform.OSNetworkSystem.createSocketImpl
> (Native Method)
> 11-12 09:11:37.678: ERROR/TCP(234): at
> org.apache.harmony.luni.platform.OSNetworkSystem.createSocket
> (OSNetworkSystem.java:79)
> 11-12 09:11:37.678: ERROR/TCP(234): at
> org.apache.harmony.luni.net.PlainSocketImpl2.create
> (PlainSocketImpl2.java:59)
> 11-12 09:11:37.678: ERROR/TCP(234): at
> java.net.Socket.startupSocket(Socket.java:668)
> 11-12 09:11:37.678: ERROR/TCP(234): at java.net.Socket.<init>
> (Socket.java:215)
> 11-12 09:11:37.678: ERROR/TCP(234): at
> mili.android.DataCom.TCPClient.run(TCPClient.java:20)
> 11-12 09:11:37.678: ERROR/TCP(234): at java.lang.Thread.run
> (Thread.java:935)
> 11-12 09:11:37.916: INFO/ActivityManager(50): Displayed activity
> mili.android.DataCom/.SocketTest: 913 ms
> 11-12 09:11:37.968: INFO/ARMAssembler(50): generated
> scanline__00000077:03545404_00000A04_00000000 [ 29 ipp] (51 ins) at
> [0x23f4c0:0x23f58c] in 7832686 ns
> 11-12 09:11:43.007: DEBUG/dalvikvm(89): GC freed 2452 objects / 123016
> bytes in 78ms
>
>
>
> >
>
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