Add callbacks for missing license.

Author: dkocher

core/src/main/java/ch/cyberduck/core/aquaticprime/InvalidLicenseException.java

@@ -21,10 +21,14 @@
 public class InvalidLicenseException extends BackgroundException {
 
     public InvalidLicenseException() {
-        super(LocaleFactory.localizedString("Not a valid registration key", "License"), (String) null);
+        this(null);
     }
 
     public InvalidLicenseException(final String detail) {
-        super(LocaleFactory.localizedString("Not a valid registration key", "License"), detail);
+        this(LocaleFactory.localizedString("Not a valid registration key", "License"), detail);
+    }
+
+    public InvalidLicenseException(final String message, final String detail) {
+        super(message, detail);
     }
 }

core/src/main/java/ch/cyberduck/core/aquaticprime/LicenseFactory.java

@@ -156,6 +156,7 @@ protected License unregistered() {
     private static final License EMPTY_LICENSE = new License() {
         @Override
         public boolean verify(final LicenseVerifierCallback callback) {
+            callback.failure(new InvalidLicenseException());
             return false;
         }
 

core/src/main/java/ch/cyberduck/core/aquaticprime/ReceiptFactory.java

@@ -50,6 +50,7 @@ protected License unregistered() {
     private static final License EMPTY_LICENSE = new License() {
         @Override
         public boolean verify(final LicenseVerifierCallback callback) {
+            callback.failure(new InvalidLicenseException());
             return false;
         }