Test read-write-permission for a list

java.security.Permissions

try {
   // Switching of the SecurityManager:
   SecurityManager sm = new SecurityManager();
   System.setSecurityManager(sm);
} catch (SecurityException se) {
   // SecurityManager is already put
}
 
boolean fHasPermission;
try {
   AccessController.checkPermission(new FilePermission("/tmp/*", "read,write"));
   fHasPermission = true;
} catch (SecurityException e) {
   fHasPermission = false;
}
 
if (fHasPermission)
   ...