Send a String[] ArrayList over Socket connection

Posted by Duncan Palmer on Stack Overflow See other posts from Stack Overflow or by Duncan Palmer
Published on 2012-06-03T04:23:59Z Indexed on 2012/06/03 4:41 UTC
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So i'm trying to send a String[] Array/List over an open socket connection. I currently have this code:

Sending:

public void sendData() {
    try {
        OutputStream socketStream = socket.getOutputStream();
        ObjectOutputStream objectOutput = new ObjectOutputStream(socketStream);
        objectOutput.writeObject(new String[] {"Test", "Test2", "Test3"});

        objectOutput.close();
        socketStream.close();

    } catch (Exception e) {
        System.out.println(e.toString());
    }
}

Recieving:

public Object readData() {
    try {
    InputStream socketStream = socket.getInputStream();
    ObjectInputStream objectInput = new ObjectInputStream(new GZIPInputStream(socketStream));
    Object a = objectInput.readObject();
      return a;
    } catch(Exception e) {
        return null;
    }
}

After I have recieved the String array/list on the other end I want to be able to iterate through it like I would do normally so I can get the values. My current code doesn't seem to works as it returns null as the value.

is this possible?

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