public MethodCall()

in dbus-java/src/main/java/org/freedesktop/dbus/messages/MethodCall.java [38:129]
80 lines of code
12 McCabe index (conditional complexity)

    public MethodCall(String source, String dest, String path, String iface, String member, byte flags, String sig, Object... args) throws DBusException {
        super(DBusConnection.getEndianness(), Message.MessageType.METHOD_CALL, flags);

        if (null == member || null == path) {
            throw new MessageFormatException("Must specify destination, path and function name to MethodCalls.");
        }
        getHeaders().put(Message.HeaderField.PATH, path);
        getHeaders().put(Message.HeaderField.MEMBER, member);

        List<Object> hargs = new ArrayList<>();

        hargs.add(new Object[] {
                Message.HeaderField.PATH, new Object[] {
                        ArgumentType.OBJECT_PATH_STRING, path
                }
        });

        if (null != source) {
            getHeaders().put(Message.HeaderField.SENDER, source);
            hargs.add(new Object[] {
                    Message.HeaderField.SENDER, new Object[] {
                            ArgumentType.STRING_STRING, source
                    }
            });
        }

        if (null != dest) {
            getHeaders().put(Message.HeaderField.DESTINATION, dest);
            hargs.add(new Object[] {
                    Message.HeaderField.DESTINATION, new Object[] {
                            ArgumentType.STRING_STRING, dest
                    }
            });
        }

        if (null != iface) {
            hargs.add(new Object[] {
                    Message.HeaderField.INTERFACE, new Object[] {
                            ArgumentType.STRING_STRING, iface
                    }
            });
            getHeaders().put(Message.HeaderField.INTERFACE, iface);
        }

        hargs.add(new Object[] {
                Message.HeaderField.MEMBER, new Object[] {
                        ArgumentType.STRING_STRING, member
                }
        });

        if (null != sig) {
            logger.debug("Appending arguments with signature: {}", sig);
            hargs.add(new Object[] {
                    Message.HeaderField.SIGNATURE, new Object[] {
                            ArgumentType.SIGNATURE_STRING, sig
                    }
            });
            getHeaders().put(Message.HeaderField.SIGNATURE, sig);
            setArgs(args);
        }

        int totalFileDes = 0;
        if( args != null ){
            for( int x = 0; x < args.length; x++ ){
                if( args[x] instanceof FileDescriptor ){
                    totalFileDes++;
                }
            }
        }

        if( totalFileDes > 0 ){
            getHeaders().put(Message.HeaderField.UNIX_FDS, totalFileDes);
            hargs.add(new Object[]{
                    Message.HeaderField.UNIX_FDS, new Object[]{
                    ArgumentType.UINT32_STRING, new UInt32( totalFileDes )
                }
            });
        }

        byte[] blen = new byte[4];
        appendBytes(blen);
        append("ua(yv)", getSerial(), hargs.toArray());
        pad((byte) 8);

        long c = getByteCounter();
        if (null != sig) {
            append(sig, args);
        }
        logger.debug("Appended body, type: {} start: {} end: {} size: {}",sig, c, getByteCounter(), (getByteCounter() - c));
        marshallint(getByteCounter() - c, blen, 0, 4);
        logger.debug("marshalled size ({}): {}",blen, Hexdump.format(blen));
    }