Jmessanger Project

Report
Ryan, Phil, Hans, Taylor, Dan, David, Andrew, and
Blaine introduce -
Table of Contents

Purpose and Business Context
 UML Use Case Diagrams

Implementation of New Code
 Diagram of how it works
 State Diagrams
Purpose and Business Context of
JMessenger

Create a chat program that will allow
internal communication for the company.

Allows for increased security over non
company approved chat programs
available online.

Increases production by allowing for
quick and efficient communication.
UML Old Use Case
UML New Use Case
Connect Menu -Connect to Server
-Enter IP Address
-Enter Port
-Start Server
3 Key Principles of
Quality Assurance
1. Test at many levels (manual and auto)
○ To insure stability throughout the product
2. Automate tests
○ Quickly find regressions
3. Assess code coverage
○ Identify areas of code that are untested
Hudson Continuous Integration
Pros:
 Monitors repository for changes
 Triggers the build process
 Executes automated tests
 Generates code coverage/JUnit reports
Cons:
 Does not write the code for you 
Implementation of New Code
HTTP server and HTTP client
 New Menu

INTERNET
INTERNET
HTTP Client
SERVER
Client
• Start HTTP Service
• Open Network Ports
• Establish Connection
• Connect to server via HTTP
• Send / Receive Messages
Communication
HTTP Server : 80
Overview of all State Diagrams
Starting Server Instance
Handling Incoming HTTP Request
Responding with HTTP Response
Client Send

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