Class DBusSignal

java.lang.Object

org.freedesktop.dbus.messages.Message

org.freedesktop.dbus.messages.DBusSignal

Direct Known Subclasses:

DBus.NameAcquired, DBus.NameLost, DBus.NameOwnerChanged, ObjectManager.InterfacesAdded, ObjectManager.InterfacesRemoved, Properties.PropertiesChanged

public class DBusSignal
extends Message

Field Summary

Fields inherited from class Message

logger, MAXIMUM_ARRAY_LENGTH, MAXIMUM_MESSAGE_LENGTH, MAXIMUM_NUM_UNIX_FDS, PROTOCOL

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	DBusSignal(byte _endianess, String _objectPath, Object... _args)	Create a new signal.
protected	DBusSignal(byte _endianess, String _source, String _path, String _iface, String _member, String _sig, Object... _args)
protected	DBusSignal(String _objectPath, Object... _args)	Create a new signal.

Method Summary

Modifier and Type	Method	Description
void	appendbody(AbstractConnectionBase _conn)
DBusSignal	createReal(AbstractConnectionBase _conn)	Called to create signal objects for object handlers.

Methods inherited from class Message

align, append, appendByte, appendBytes, appendint, createHeaderArgs, demarshallint, demarshallint, demarshallintBig, demarshallintLittle, extract, extract, getAlignment, getByteCounter, getDestination, getEndianess, getFiledescriptors, getFlags, getHeader, getHeader, getHeaderFieldName, getInterface, getName, getParameters, getParameters, getPath, getReplySerial, getSerial, getSig, getSource, getType, getWireData, marshallint, marshallintBig, marshallintLittle, pad, padAndMarshall, setArgs, setByteCounter, setHeader, setSerial, setSource, setWireData, toString, updateEndianess

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

DBusSignal

protected DBusSignal(byte _endianess,
 String _source,
 String _path,
 String _iface,
 String _member,
 String _sig,
 Object... _args)
              throws DBusException

Throws:

DBusException

DBusSignal

protected DBusSignal(String _objectPath,
 Object... _args)
              throws DBusException

Create a new signal. This constructor MUST be called by all sub classes.

Parameters:

_objectPath - The path to the object this is emitted from.

_args - The parameters of the signal.

Throws:

DBusException - This is thrown if the subclass is incorrectly defined.

DBusSignal

protected DBusSignal(byte _endianess,
 String _objectPath,
 Object... _args)
              throws DBusException

Create a new signal. This contructor MUST be called by all sub classes.

Parameters:

_endianess - message endianess

_objectPath - The path to the object this is emitted from.

_args - The parameters of the signal.

Throws:

DBusException - This is thrown if the subclass is incorrectly defined.

Method Details

createReal

public DBusSignal createReal(AbstractConnectionBase _conn)
                      throws DBusException

Called to create signal objects for object handlers.

Parameters:

_conn - connection on which the signal was received

Returns:

DBusSignal or null

Throws:

DBusException - when reading signal fails

appendbody

public void appendbody(AbstractConnectionBase _conn)
                throws DBusException

Throws:

DBusException