Changing WifiDirect Name - Android Java

App.java

public void setDeviceName(String devName) {
    try {
        Class[] paramTypes = new Class[3];
        paramTypes[0] = WifiP2pManager.Channel.class;
        paramTypes[1] = String.class;
        paramTypes[2] = WifiP2pManager.ActionListener.class;
        Method setDeviceName = manager.getClass().getMethod("setDeviceName", paramTypes);
        setDeviceName.setAccessible(true);
        Object arglist[] = new Object[3];
        arglist[0] = channel;
        arglist[1] = devName;
        arglist[2] = new WifiP2pManager.ActionListener() {
            @Override
            public void onSuccess() {
                updateLog("setDeviceName: onSuccess");
            }

            @Override
            public void onFailure(int reason) {
                updateLog("setDeviceName: onSuccess");
            }
        };
        setDeviceName.invoke(manager, arglist);
    } catch (NoSuchMethodException e) {
        e.printStackTrace();
    } catch (IllegalAccessException e) {
        e.printStackTrace();
    } catch (IllegalArgumentException e) {
        e.printStackTrace();
    } catch (InvocationTargetException e) {
        e.printStackTrace();
    }
}