Java Question ioio otg lib

[Spinter]

I'm working on this library I have a problem to make it work where I'm wrong?
how should I call it?

package com.spinter.test;

import ioio.lib.api.DigitalOutput;
import ioio.lib.api.IOIO;
import ioio.lib.api.IOIO.VersionType;
import ioio.lib.api.exception.ConnectionLostException;
import ioio.lib.util.BaseIOIOLooper;
import ioio.lib.util.IOIOLooper;
import ioio.lib.util.android.IOIOActivity;
import android.widget.Toast;
import android.widget.ToggleButton;
import anywheresoftware.b4a.BA;
import anywheresoftware.b4a.BA.Author;
import anywheresoftware.b4a.BA.DependsOn;
import anywheresoftware.b4a.BA.Permissions;
import anywheresoftware.b4a.BA.ShortName;
import anywheresoftware.b4a.BA.Version;


@ShortName("test")
@Version(1.01f)
@Author("Spinter")
@DependsOn (values={"ioiolibandroid","ioiolibaccessory","ioiolibandroiddevice","ioiolibbt"})
@Permissions(values={"android.permission.INTERNET","android.permission.BLUETOOTH","android.permission.BLUETOOTH_ADMIN"})




public class MCrypt extends IOIOActivity {
//public class MCrypt {
   
            
            //Toast.makeText(pBA.context,"Inizializated!", Toast.LENGTH_LONG).show();
       
       
    //@SuppressWarnings("unused")
        private static BA contextName = null;
        private ToggleButton button_;

       
       
          public void Initialize(BA pBA,String eventName) {
           
               contextName =pBA;
               //new Looper();
                 BA.Log("B4A log: Initialize ");
              
              }
       
       
       
       
       

        class Looper extends BaseIOIOLooper {
            /** The on-board LED. */
            private DigitalOutput led_;
            
            /**
             * Called every time a connection with IOIO has been established.
             * Typically used to open pins.
             *
             * @throws ConnectionLostException
             *             When IOIO connection is lost.
             *
             * @see ioio.lib.util.IOIOLooper#setup()
             */
            @Override
            protected void setup() throws ConnectionLostException {
                showVersions(ioio_, "IOIO connected!");
                led_ = ioio_.openDigitalOutput(0, true);
                enableUi(true);
            }

            /**
             * Called repetitively while the IOIO is connected.
             *
             * @throws ConnectionLostException
             *             When IOIO connection is lost.
             * @throws InterruptedException
             *                 When the IOIO thread has been interrupted.
             *
             * @see ioio.lib.util.IOIOLooper#loop()
             */
            @Override
            public void loop() throws ConnectionLostException, InterruptedException {
                led_.write(!button_.isChecked());
                Thread.sleep(100);
            }

            /**
             * Called when the IOIO is disconnected.
             *
             * @see ioio.lib.util.IOIOLooper#disconnected()
             */
            @Override
            public void disconnected() {
                enableUi(false);
                toast("IOIO disconnected");
            }

            /**
             * Called when the IOIO is connected, but has an incompatible firmware version.
             *
             * @see ioio.lib.util.IOIOLooper#incompatible(IOIO)
             */
            @Override
            public void incompatible() {
                showVersions(ioio_, "Incompatible firmware version!");
            }
    }

        /**
         * A method to create our IOIO thread.
         *
         * @see ioio.lib.util.AbstractIOIOActivity#createIOIOThread()
         * protected
         */
        protected IOIOLooper createIOIOLooper() {
             BA.Log("B4A log: looper ");
            return new Looper();
        }

        private void showVersions(IOIO ioio, String title) {
            toast(String.format("%s\n" +
                    "IOIOLib: %s\n" +
                    "Application firmware: %s\n" +
                    "Bootloader firmware: %s\n" +
                    "Hardware: %s",
                    title,
                    ioio.getImplVersion(VersionType.IOIOLIB_VER),
                    ioio.getImplVersion(VersionType.APP_FIRMWARE_VER),
                    ioio.getImplVersion(VersionType.BOOTLOADER_VER),
                    ioio.getImplVersion(VersionType.HARDWARE_VER)));
        }

        private void toast(final String message) {
            //final Context context = this;
            runOnUiThread(new Runnable() {
                @Override
                public void run() {
                    Toast.makeText(contextName.context, message, Toast.LENGTH_LONG).show();
                }
            });
        }

       

        private int numConnected_ = 0;

        private void enableUi(final boolean enable) {
            // This is slightly trickier than expected to support a multi-IOIO use-case.
            runOnUiThread(new Runnable() {
                @Override
                public void run() {
                    if (enable) {
                        if (numConnected_++ == 0) {
                            button_.setEnabled(true);
                        }
                    } else {
                        if (--numConnected_ == 0) {
                            button_.setEnabled(false);
                        }
                    }
                }
            });
        }
    
    
   
}//fine

 

[Spinter]

help please!