Class Socket

CodenameOne/src/com/codename1/io/Socket.java:36–458

///
/// @author Shai Almog
public final class Socket {
    private Socket() {
    }

    /// Returns true if sockets are supported in this port, false otherwise
    ///
    /// #### Returns
    ///
    /// true if sockets are supported in this port, false otherwise
    public static boolean isSupported() {
        return Util.getImplementation().isSocketAvailable();
    }

    /// Returns true if server sockets are supported in this port, if this method returns
    /// false invocations of listen will always fail
    ///
    /// #### Returns
    ///
    /// true if server sockets are supported in this port, false otherwise
    ///
    /// #### Deprecated
    ///
    /// @deprecated server sockets are only supported on Android and Desktop and as such
    /// we recommend against using them
    public static boolean isServerSocketSupported() {
        return Util.getImplementation().isServerSocketAvailable();
    }

    /// Connect to a remote host
    ///
    /// #### Parameters
    ///
    /// - `host`: the host
    ///
    /// - `port`: the connection port
    ///
    /// - `sc`: callback for when the connection is established or fails
    public static void connect(final String host, final int port, final SocketConnection sc) {
        if (host.indexOf('.') > -1 && host.indexOf(':') > -1) {
            throw new IllegalArgumentException("Port should be provided separately");
        }
        Display.getInstance().startThread(new Runnable() {
            @Override
            public void run() {
                Object connection = Util.getImplementation().connectSocket(host, port, sc.getConnectTimeout());
                if (connection != null) {
                    sc.setConnected(true);
                    sc.input = new SocketInputStream(connection, sc);
                    sc.output = new SocketOutputStream(connection, sc);
                    sc.connectionEstablished(sc.input, sc.output);
                } else {
                    sc.setConnected(false);
                    if (connection == null) {
                        sc.connectionError(-1, "Failed to connect");
                    } else {
                        sc.connectionError(Util.getImplementation().getSocketErrorCode(connection), Util.getImplementation().getSocketErrorMessage(connection));
                    }
                }