SOFTWARE- Immediate Billing v.2.

Software
Task: The goal of this application is to receive data from S12 Station parse, calculate bills and send them to particular hotels.
Functionality: Immediate Billing Version 2 (v.2) is a legacy system of Version 1(v.1), also written by our specialists. v.1 was written on C++ and supports full data lifecycle for billing calculation. This application then was supported by members of our team. It was decided to improve and add new significant functionality to this application. So, overall functionality of v.2 now includes:
add, edit, delete hotels list
add, edit, delete rooms list for each hotel
add, edit, delete tariff list
add, edit, delete charging scales list
add, edit, delete tariff prefixes list
add, edit, delete supplementary services list
add, edit, delete weekend holiday list
add, edit, delete carriers list. With additional default carrier specification
Master/Slave loading balancing
various modes of bills delivery(Modem To Remote Printer, Modem to Remote client, TCP/IP to Remote client, Email)
categorize bills by several categories(Sent, Not sent, Not Processed, To Send)
FTP data retrieving
properties system
Import/Export DB
S12 data receiving recording mode for remote clients issue tracking, when it is needed
print preview, setup and printing
bill templating system(bill print template could be selected from available templates)
add, edit, delete rules. Additionally it is possible to assign another previous rule in the rule, assign order for rules execution. With additional ability for processing or filtering out of parsed bills. Cut, copy, paste, reordering support for rules. Also tariff selection also based on rule logic execution.
status bar with current application activity indication
bills columns could be sorted, reordered, hide/display. This activity is stored between application work sessions.
S12 data receiving block(Start/Stop services functionality)
S12 data parsing depends on S12Parser v.2 application library
Log rotation with several types of logging functionality
Alarm system
Monitoring panel with several monitoring parameters
Data filtering on table structured panels
Highlight data on table structured panels
Phone number normalization with several modes(No normalization, Local, International)
VAT index calculation
Various packages options sending
Modem setup specification
Self testing functionality
CSV bills storing
Updated bills sending queue with two queue construction policies: one by one or by package
Com Port work
Specifying bill currency
Billing calculation mechanism specification
In addition a version was developed specifically for hotel use, called Hotel Client this user interface allows for possible data receiving and storing as well as the following other functions:
work with modem
receive data
print setup, preview and printing
logging mechanism
bills viewing and deleting
data receiving mode(Modem, TCP/IP)
bills printing mode(Not print, Immediate printing, By Packet)
 
Used technologies:
and products: Java 1.5
netbeans platform
hibernate
derby db
ANTLR library
Swing, swingx
persistence properties system
printing library
ComPort library
S12Parser modules
Ant
JUnit
 
Work set:
and products: application architecture design
visual design
usability lookup development
implementation
testing
client maintaining
 
Client: Alcatel
Screenshots: 

The goal of this application is to receive data from S12 Station parse, calculate bills and send them to particular hotels.