Chapter 20. OOS.Listener

Overview

Functional Description

Client Listener Server

------ -------- ---

| | |

| |<------(1)---------

| | |

| Allocate:[1] | |

|-----------(2)-----------

| | |

| Client Id:[2] | |

|<----------(3)------------

| | |

| Create( Id, Name ):[1] | |

|-----------(4)-----------

| | |

| Object Id:[client id] | |

|<----------(5)------------

| | |

| |-------(6)--------

Step 1:

Step 2:

Any client starts up and requests a unique client idendifier using message type 1.

Step 3:

The listener returns a unique client identifier. The client will expect messages of this type for processing. Please note that all clients rquesting a unique identifier will listen on message type 2. Since the number of requests equals the number of inserted messages each client will get a client identifier.

Step 4:

The clients starts his session by creating an instance of the resp.

client proxy.

Step 5:

Upon creation, the server will return a unique identifier. This identifier has to be used by the client to address the object for further processing.

Step 6:

The server get back the reference to the client proxy.

Restrictions

Only Linux

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