Sm@rtCafé Professional Toolkit V2.0 C:\Presentations - SmartCafe_Prof_V2.0 - bsc - 22.02.01 - page 1 Sm@rtCafé Professional Toolkit 2.0

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Sm@rtCafé Professional Toolkit V2.0

C:\Presentations - SmartCafe_Prof_V2.0 - bsc - 22.02.01 - page 1

Sm@rtCafé Professional Toolkit 2.0



Contents

• Java Card Development– What does the user expect?

– Java Card development life cycle

• Sm@rtCafé Professional– Description of all Windows

– OPT Wizard

– Add Package

– Card Access



Java Card Development

• What does the user expect from a developer tool?



Java Card Development Life Cycle

Editor *.java Files Java Compiler *.class Files

Sm@rtCafé

Simulator

Converter

*.cap FileScripts



Characteristics of Sm@rtCafé Professional

• Integrated Development Environment for Debugging and Testing of Java Card Applets

• Complete Simulation of the Java Card VM (Virtual Machine)

• Supports Development of Applets based on a Java Card 2.1 Simulation

• Open Platform Card Specification, Version 2.1

• Symbolic and Source Code Debugging (Byte Code / JAVA)

• Single-Step, Run and Breakpoint Functionality

• Windows for View of Heap, Locals and Stack

• Supports Download of Applets on a real Java Card

• Command APDU Generator



Sm@rtCafé Professional GUI



Project Window

• Name of project

• Visualization of Framework– Java– Java Card– VOP

• Loaded User Packages– One or more user packages– AID of applet– Imported Packages– Classes

• Scripts with command APDU’s– One or more user defined APDU scripts

• Logbooks– Logging of APDU communication



Source Editor

• Editing of Java files

• Syntax highlighting

• Mixed view Java and byte code possible

• Workbook mode– Document window tabs

• Setting of Breakpoints – F9 or double click or menu

• Bookmarks– Toggle, next, previous,

clear all bookmarks

• Program counter



Heap Window (1)

• Shows all objects of simulated card

• Editing of objects possible

• Shows memory resources of simulated card

• Memory resources per package

• Memory resources per object

• Objects of package



Heap Window (2)

• Symbols ofHeap window



Stack Window

• Stack window shows:– Method / Operand– Class / Type– Value

• Parent and child task view

• Editing of values

• Double click opens source file

• Coloring of values– green = new value

– red = changed value

– black = no change



Locals Window

• Local variables in subroutines

• Stackframe list with call stack

• Select methods and their locals


• Parent and child task view

• Go to reference jumps to the object in heap window



Watch Window

• Inspection of variables and heap objects– References– Data members– Arrays– Elements of arrays

• Remark to every entry possible


• Go to reference jumps to the object in heap window

green = new valuered = changed valueblack = no change



Breakpoint Window

• Breakpoint window shows– Class name

– Method signature

– PC (program counter)

• Toggle Breakpoint– Function key: F9

– Double click in edit window

– Menu Debug: Toggle BP

• Remove All Breakpoints

• Double click jumps to corres-ponding line in edit window



Logbook Window

• Logs all Command APDUs

• Logs all Response APDUs

• Logs VM error messages

• Logbooks field– One or more logbooks

– Change of several logbooks



Script Editor

• Command APDUs are stored in scripts

• Script field– One or more scripts per project

• Script editing– Copy, Paste, Insert, Delete

• Different formats of input– Hex, Decimal, Character,

Prompt (Ask for a value)

• Sending command APDUs– Target: Simulation or Real Card– Send APDU (F4)– Run Script (Ctrl+F4)– Run Script to next Tag



Output Window

• Shows output of compiler and converter

• Window cleared whenever the compiler is called



Exception Handling

• Configuration of Exceptions

• Counter for Exceptions

• Type and Reason of Exception



OPT Wizard

• OPT file: Configuration file for the Converter– Package name

– Applet name

– Package and applet AID

– Path to class file and export file

– Converter settings



Add Package

• Add User Packages to project

• Add with OPT file or CAP file

• SUN converter (*.opt)– Convert class files to cap files

with SUN converter

• CAP file reader (*.cap)– Load existing cap files



Card Access

• Create new project

• Select template “Sm@rtCafe Card Access”

• Start CAP File Loader

• Connect to Card Terminal

• Choose CAP file

• Edit parameters– C6=4000, C7=30, C8=500

• Start Download



Getting Started with Sm@rtCafé Professional

Applet development cycle

Documents

Sm@rtCafé Professional Toolkit V2.0 C:\Presentations - SmartCafe_Prof_V2.0 - bsc - 22.02.01 - page 1 Sm@rtCafé Professional Toolkit 2.0