/**
* Verifies that the values entered are acceptable.
*
* @return true if the values entered are acceptable.
*/
private boolean checkInput() {
if (tf1.getString().trim().equals("")) {
return false;
}
data1 = pin1.transform(tf1.getString());
if (data1 == null) {
// PIN can't be formatted, pass empty PIN to update counter
data1 = new byte[8];
}
if (pin2 != null) {
data2 = pin2.transform(tf2.getString());
if (data2 == null) {
tf2.setString("");
return false;
}
} else {
data2 = null;
}
return true;
}
/**
* Construct PIN dialog.
*
* @param token security token with the permission to peempt the foreground display
* @param action PIN entry operation identifier.
* @param attr1 1st PIN attributes.
* @param attr2 2nd PIN attributes.
* @exception InterruptedException if another thread interrupts the calling thread while this
* method is waiting to preempt the display.
*/
public PINEntryDialog(SecurityToken token, int action, PINAttributes attr1, PINAttributes attr2)
throws InterruptedException {
String title = null;
String label1 = attr1.label;
String label2 = null;
pin1 = attr1;
pin2 = null;
switch (action) {
case ACLPermissions.CMD_VERIFY:
{
// "PIN verification"
title = Resource.getString(ResourceConstants.JSR177_PINDIALOG_TITLE_VERIFY);
break;
}
case ACLPermissions.CMD_CHANGE:
{
// "Change PIN"
title = Resource.getString(ResourceConstants.JSR177_PINDIALOG_TITLE_CHANGE);
// "New value" -> "Enter new PIN"
label2 = Resource.getString(ResourceConstants.JSR177_PINDIALOG_ENTERPIN);
pin2 = attr1;
break;
}
case ACLPermissions.CMD_DISABLE:
{
// "Disable PIN"
title = Resource.getString(ResourceConstants.JSR177_PINDIALOG_TITLE_DISABLE);
break;
}
case ACLPermissions.CMD_ENABLE:
{
// "Enable PIN";
title = Resource.getString(ResourceConstants.JSR177_PINDIALOG_TITLE_ENABLE);
break;
}
case ACLPermissions.CMD_UNBLOCK:
{
// "Unblock PIN"
title = Resource.getString(ResourceConstants.JSR177_PINDIALOG_TITLE_UNBLOCK);
label1 = attr2.label;
label2 =
attr1.label
+ " - "
+
// "new value"
Resource.getString(ResourceConstants.JSR177_PINDIALOG_NEWVALUE);
pin1 = attr2;
pin2 = attr1;
break;
}
}
Form form = new Form(title);
int flags = TextField.PASSWORD;
if (pin1.isNumeric()) {
flags |= TextField.NUMERIC;
}
tf1 = new TextField(label1, "", pin1.getMaxLength(), flags);
form.append(tf1);
if (pin2 != null) {
flags = TextField.SENSITIVE | TextField.NON_PREDICTIVE;
if (pin2.isNumeric()) {
flags |= TextField.NUMERIC;
}
tf2 = new TextField(label2, "", pin2.getMaxLength(), flags);
form.append(tf2);
}
form.addCommand(cancelCmd);
form.addCommand(okCmd);
form.setCommandListener(this);
if (displayEventHandler == null) {
displayEventHandler = DisplayEventHandlerFactory.getDisplayEventHandler(token);
}
preemptToken = displayEventHandler.preemptDisplay(form, true);
}