info.jedi.net
Class RMCHandler
java.lang.Object
|
+--info.jedi.net.DefaultPacketHandler
|
+--info.jedi.net.RMCHandler
- public class RMCHandler
- extends DefaultPacketHandler
This class handles incoming JEDI remote method call requests. It
creates a RMCCall object for each request and calls its methods to
execute the remote method call and reply to the caller.
- See Also:
RMCCall
,
MailDaemon
Field Summary |
static int |
RMC_HANDLER_NUMBER
The index of this handler in the MailDaemon handler list |
Method Summary |
java.lang.Object |
call(java.net.InetAddress address,
int port,
java.lang.String objectName,
java.lang.String methodName,
java.util.Vector args,
int timeout)
Calls a remote method by creating a RMCCall object, sending
it off to the remote machine, waiting for a response, and
returing the appropriate value (or throwing an exception if
there was an error). |
static RMCHandler |
getHandler()
gets the RMCHandler that was created most recently (or null
if none has been created |
boolean |
handleError(java.lang.Exception e,
OutputPacket packet)
Handles any error that occurs in sending a remote method
call. |
boolean |
handlePacket(InputPacket packet)
Handles an incoming remote method call InputPacket by
creating and executing an RMCCall object from it. |
HandlerStack |
stack()
The HandlerStack for remote method call messages |
Methods inherited from class java.lang.Object |
clone,
equals,
finalize,
getClass,
hashCode,
notify,
notifyAll,
toString,
wait,
wait,
wait |
RMC_HANDLER_NUMBER
public static final int RMC_HANDLER_NUMBER
- The index of this handler in the MailDaemon handler list
handleError
public boolean handleError(java.lang.Exception e,
OutputPacket packet)
- Handles any error that occurs in sending a remote method
call.
- Overrides:
- handleError in class DefaultPacketHandler
- Parameters:
e
- the error that occurredpacket
- the packet that was being sent when the
error occurred
handlePacket
public boolean handlePacket(InputPacket packet)
throws java.io.IOException
- Handles an incoming remote method call InputPacket by
creating and executing an RMCCall object from it.
- Overrides:
- handlePacket in class DefaultPacketHandler
- Throws:
- java.io.IOException - if there is an error reading in the
RMCCall from the InputPacket
- See Also:
RMCCall
call
public java.lang.Object call(java.net.InetAddress address,
int port,
java.lang.String objectName,
java.lang.String methodName,
java.util.Vector args,
int timeout)
throws java.lang.Exception
- Calls a remote method by creating a RMCCall object, sending
it off to the remote machine, waiting for a response, and
returing the appropriate value (or throwing an exception if
there was an error).
- Parameters:
address
- the machine the remote object is onport
- the port the remote object is onobjectName
- the name of the remote object in the
Registry of the remote machinemethodName
- the method to callargs
- the arguments to the method, in order- Returns:
- the value returned by the remote method
- Throws:
- java.lang.Exception - if the remote method threw an
exception, it will be sent back over the network
and thrown. If the remote object couldn't be
found in the registry, or if the method didn't
exist or couldn't be called, or if there was a
network error, an exception is also thrown.
stack
public HandlerStack stack()
- The HandlerStack for remote method call messages
getHandler
public static RMCHandler getHandler()
- gets the RMCHandler that was created most recently (or null
if none has been created