public DBusSignal createReal()

in dbus-java/src/main/java/org/freedesktop/dbus/messages/DBusSignal.java [177:230]
51 lines of code
10 McCabe index (conditional complexity)

    public DBusSignal createReal(AbstractConnection conn) throws DBusException {
        String intname = INT_NAMES.get(getInterface());
        String signame = SIGNAL_NAMES.get(getName());
        if (null == intname) {
            intname = getInterface();
        }
        if (null == signame) {
            signame = getName();
        }
        if (null == clazz) {
            clazz = createSignalClass(intname, signame);
        }

        logger.debug("Converting signal to type: {}", clazz);
        Type[] types = TYPE_CACHE.get(clazz);
        Constructor<? extends DBusSignal> con = CONSTRUCTOR_CACHE.get(clazz);
        if (null == types) {
            con = (Constructor<? extends DBusSignal>) clazz.getDeclaredConstructors()[0];
            CONSTRUCTOR_CACHE.put(clazz, con);
            Type[] ts = con.getGenericParameterTypes();
            types = new Type[ts.length - 1];
            for (int i = 1; i < ts.length; i++) {
                if (ts[i] instanceof TypeVariable) {
                    for (Type b : ((TypeVariable<GenericDeclaration>) ts[i]).getBounds()) {
                        types[i - 1] = b;
                    }
                } else {
                    types[i - 1] = ts[i];
                }
            }
            TYPE_CACHE.put(clazz, types);
        }

        try {
            DBusSignal s;
            Object[] args = Marshalling.deSerializeParameters(getParameters(), types, conn);
            if (null == args) {
                s = con.newInstance(getPath());
            } else {
                Object[] params = new Object[args.length + 1];
                params[0] = getPath();
                System.arraycopy(args, 0, params, 1, args.length);

                logger.debug("Creating signal of type {} with parameters {}", clazz, Arrays.deepToString(params));
                s = con.newInstance(params);
            }
            s.getHeaders().putAll(getHeaders());
            s.setWiredata(getWireData());
            s.setByteCounter(getWireData().length);
            return s;
        } catch (Exception _ex) {
            throw new DBusException(_ex);
        }
    }