我尝试开发一个Sim Application Toolkit Applet。在互联网上发现了很多简单的例子,但没有成功..
问题是; 我的菜单条目来自STK菜单,但如果我选择它,则没有任何反应..我尝试在事件EVENT_MENU_SELECTION上显示文本。 (实际上不仅显示文本,还有短信,ussd,子项也不起作用..)
这是我的示例代码..希望任何人都有一个想法..(可能在加载applet时有一些特定的安装参数?)
提前致谢, Kutschka
package proactive_cmd;
import javacard.framework.*;
import sim.access.*;
import sim.toolkit.*;
public class display_text extends Applet
implements ToolkitConstants, ToolkitInterface
{
private static final byte CMD_QUALIFIER = (byte)0x80;
private byte[] menuEntry = {'M','y','M','e','n','u'};
private byte[] textBuf = {'H','e','l','l','o'};
private ToolkitRegistry reg;
private SIMView gsmFile;
public display_text() {
//Get the GSM application reference
gsmFile = SIMSystem.getTheSIMView();
reg = ToolkitRegistry.getEntry();
reg.initMenuEntry(menuEntry,
(short) 0,
(short) menuEntry.length,
PRO_CMD_DISPLAY_TEXT,
false,
(byte) 0,
(short) 0);
}
public static void install(byte[] bArray, short bOffset, byte bLength)
throws ISOException
{
display_text dt = new display_text();
dt.register();
}
public void processToolkit(byte event)
throws ToolkitException
{
ProactiveHandler ph = ProactiveHandler.getTheHandler();
if (event == EVENT_MENU_SELECTION) {
ph.init((byte) PRO_CMD_DISPLAY_TEXT, (byte) CMD_QUALIFIER, DEV_ID_DISPLAY);
ph.appendTLV((byte)(TAG_TEXT_STRING | TAG_SET_CR),
textBuf,
(short) 0,
(short) textBuf.length);
ph.send();
}
}
public void process(APDU apdu) {
if (selectingApplet()) {
return;
}
}
}
答案 0 :(得分:1)
要使用STK命令,您必须正确安装applet。对于SIM Toolkit,它必须是INSTALL MAKE SELECTABLE命令中的CA标记。如果您将使用UICC工具包,则必须使用EA标记。有关详细信息,请参阅ETSI 102 226 standard。