!!! Listing 1
import java.io.*;
public class Test extends java.applet.Applet {
public void init () {
try {
PrintWriter out = new PrintWriter
(new FileWriter (File.separatorChar+"test.txt"));
out.println ("Es funktioniert");
out.close ();
} catch (IOException ex) { ex.printStackTrace (); }
}
}
!!! Listing 2
...
com.ms.security.PolicyEngine.assertPermission \
(com.ms.security.PermissionID.FILEIO);
PrintWriter out = new PrintWriter \
(new FileWriter (File.separatorChar+"test.txt"));
...
!!! Listing 3
rem Eigenes Zertifikat erstellen
makecert -sk MeineFirma -n "CN=MeineFirma GmbH" MeineFirma.cer
rem Umwandeln in SPC
cert2spc MeineFirma.cer MeineFirma.spc
rem Cabinet erstellen
cabarc -r -p -P applet\ n test.cab applet\*.class
rem Signieren
signcode -j JavaSign.dll -jp MeineFirma.ini \
-k MeineFirma -spc MeineFirma.spc test.cab
rem Testen
chkjava test.cab
!!! Listing 4
rem Kreiert ein Zertifikat (diverse Angaben machen)
signtool -G MeineFirmaCert -d c:\programme\netscape\users\heid
rem Kreiert und signiert jar
signtool -d c:\programme\netscape\users\heid \
-k MeineFirmaCert -Z test.jar applet
!!! Listing 5
import java.io.*;
public class Test extends java.applet.Applet {
public void init () {
if (System.getProperty ("java.vendor").indexOf ("Netscape") != -1) {
netscape.security.PrivilegeManager.enablePrivilege
("UniversalFileAccess");
} else if (System.getProperty ("java.vendor").indexOf ("Microsoft") != -1)
com.ms.security.PolicyEngine.assertPermission
(com.ms.security.PermissionID.FILEIO);
try {
PrintWriter out = new PrintWriter (new FileWriter
(File.separatorChar+"test.txt"));
out.println ("Es funktioniert");
out.close ();
} catch (Throwable t) { t.printStackTrace (); }
}
}
!!! Listing 6