remove a bug in CTAP2.java,

add some scripts and tasks in build.gradle
    1. getCount : get the number of generated credentials
    2. reset : remove all the generated credentials

.idea/vk_u2f_applet_with_gradle_plugin.iml

+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file

README.md

@@ -6,7 +6,7 @@ add gradle plugin into fido u2f applet from [vk_u2f](https://github.com/VivoKey/
 1. open intelliJ by administrator
 1. open the project
 1. run "build/buildJavaCard" Gradle Task
-1. run "global platfrom/installJavaCard" Gradle Task
+1. run "global platform/installJavaCard" Gradle Task
 1. put certificate
     1. open terminal in intelliJ
     2. change to cmd if the default terminal is PowerShell  

build.gradle

@@ -53,6 +53,14 @@ javacard{
             name "getPublicKey"
             apdu "801000000144"
         }
+        script{
+            name "getCount"
+            apdu "801000000145"
+        }
+        script{
+            name "reset"
+            apdu "801000000107"
+        }
         script{
             name "getCertificate"
             apdu "80100000014A"
@@ -65,9 +73,17 @@ javacard{
             name "getPublicKey"
             scripts "select applet", "getPublicKey"
         }
+        task{
+            name "getCount"
+            scripts "select applet", "getCount"
+        }
         task{
             name "getCertificate"
             scripts "select applet", "getCertificate"
         }
+        task{
+            name 'reset'
+            scripts 'select applet', 'reset'
+        }
     }
 }

src/main/java/com/josh/vku2f/CTAP2.java

@@ -427,7 +427,7 @@ public class CTAP2 extends Applet implements ExtendedLength {
             // Copy the hash in
             authenticatorGetAssertion.getHash(scratch, (short) 37);
             // Create the output
-            String a = "adfadsfa";
+
             // Status flags first
             dataBuffer[0] = 0x00;
             // Create the encoder