├── .gitignore
├── Makefile
└── src
    └── org
        └── toorcamp
            └── HelloSTK
                └── HelloSTK.java


/.gitignore:
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1 | build/
2 | 


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/Makefile:
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 1 | SIMTOOLS_DIR    = ../sim-tools
 2 | 
 3 | APPLET_AID      = 0xd0:0x70:0x02:0xca:0x44:0x90:0x01:0x01
 4 | APPLET_NAME     = org.toorcamp.HelloSTK.HelloSTK
 5 | PACKAGE_AID     = 0xd0:0x70:0x02:0xCA:0x44:0x90:0x01
 6 | PACKAGE_NAME    = org.toorcamp.HelloSTK
 7 | PACKAGE_VERSION = 1.0
 8 | 
 9 | SOURCES = \
10 | 	src/org/toorcamp/HelloSTK/HelloSTK.java
11 | 
12 | include $(SIMTOOLS_DIR)/javacard/makefiles/applet-project.mk
13 | 


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/src/org/toorcamp/HelloSTK/HelloSTK.java:
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 1 | package org.toorcamp.HelloSTK;
 2 | 
 3 | import javacard.framework.APDU;
 4 | import javacard.framework.Applet;
 5 | import javacard.framework.ISOException;
 6 | 
 7 | import sim.toolkit.EnvelopeHandler;
 8 | import sim.toolkit.ProactiveHandler;
 9 | import sim.toolkit.ToolkitConstants;
10 | import sim.toolkit.ToolkitException;
11 | import sim.toolkit.ToolkitInterface;
12 | import sim.toolkit.ToolkitRegistry;
13 | 
14 | public class HelloSTK extends Applet implements ToolkitInterface, ToolkitConstants {
15 | 	// DON'T DECLARE USELESS INSTANCE VARIABLES! They get saved to the EEPROM,
16 | 	// which has a limited number of write cycles.
17 | 	private byte helloMenuItem;
18 | 	
19 | 	static byte[] welcomeMsg = new byte[] { 'W', 'e', 'l', 'c', 'o', 'm', 'e', ' ',
20 |                                             't', 'o', ' ', 'T', 'o', 'o', 'r', 'C',
21 |                                             'a', 'm', 'p', ' ', '2', '0', '1', '2' };
22 | 	
23 | 	static byte[] menuItemText = new byte[] { 'H', 'e', 'l', 'l', 'o', ',', ' ', 'S', 'T', 'K'};
24 | 	
25 | 	private HelloSTK() {
26 | 		// This is the interface to the STK applet registry (which is separate
27 | 		// from the JavaCard applet registry!)
28 | 		ToolkitRegistry reg = ToolkitRegistry.getEntry();
29 | 	
30 | 		// Define the applet Menu Entry
31 | 		helloMenuItem = reg.initMenuEntry(menuItemText, (short)0, (short)menuItemText.length,
32 | 				PRO_CMD_SELECT_ITEM, false, (byte)0, (short)0);
33 | 	}
34 | 	
35 | 	// This method is called by the card when the applet is installed. You must
36 | 	// instantiate your applet and register it here.
37 | 	public static void install(byte[] bArray, short bOffset, byte bLength) {
38 | 		HelloSTK applet = new HelloSTK();
39 | 		applet.register();
40 | 	}
41 | 	
42 | 	// This processes APDUs sent directly to the applet. For STK applets, this
43 | 	// interface isn't really used.
44 | 	public void process(APDU arg0) throws ISOException {
45 | 		// ignore the applet select command dispached to the process
46 | 		if (selectingApplet())
47 | 			return;
48 | 	}
49 | 
50 | 	// This processes STK events.
51 | 	public void processToolkit(byte event) throws ToolkitException {
52 | 		EnvelopeHandler envHdlr = EnvelopeHandler.getTheHandler();
53 | 
54 | 		if (event == EVENT_MENU_SELECTION) {
55 | 			byte selectedItemId = envHdlr.getItemIdentifier();
56 | 
57 | 			if (selectedItemId == helloMenuItem) {
58 | 				showHello();
59 | 			}
60 | 		}
61 | 	}
62 | 	
63 | 	private void showHello() {
64 | 		ProactiveHandler proHdlr = ProactiveHandler.getTheHandler();
65 | 		proHdlr.initDisplayText((byte)0, DCS_8_BIT_DATA, welcomeMsg, (short)0, 
66 | 				(short)(welcomeMsg.length));
67 | 		proHdlr.send();
68 | 		return;
69 | 	}
70 | }
71 | 


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