Fix plugin helper

src/android/com/cocodin/barcodescan/plugin/PluginHelper.java

@@ -6,12 +6,16 @@ import java.util.concurrent.Executors;
 import com.rscja.deviceapi.Barcode2D;
 import com.rscja.deviceapi.exception.ConfigurationException;
 import com.rscja.utility.StringUtility;
+import com.zebra.adc.decoder.Barcode2DWithSoft;
+
 import org.apache.cordova.CordovaInterface;
 import org.apache.cordova.CordovaWebView;
 import org.apache.cordova.CallbackContext;
+import org.apache.cordova.PluginResult;
 import org.json.JSONArray;
 
 import android.app.ProgressDialog;
+import android.content.Context;
 import android.os.AsyncTask;
 import android.os.Handler;
 import android.os.Message;
@@ -24,24 +28,47 @@ public class PluginHelper {
     private static boolean threadStop = true;
     private static String init_barcode;
     private static ExecutorService executor;
-    private static Barcode2D mInstance;
-    private static Handler handler;
+    private static Barcode2DWithSoft mInstance;
 
     public static void scan(CordovaInterface cordova, CordovaWebView webView, JSONArray args,
             final CallbackContext callbackContext) {
 
-        try {
-            mInstance = Barcode2D.getInstance();
+        Context context = null;
 
-        } catch (ConfigurationException e) {
+        try {
+            context = cordova.getActivity();
+            mInstance = Barcode2DWithSoft.getInstance();
+        } catch (Exception e) {
             Log.e(TAG, e.getMessage());
             return;
         }
 
+        mInstance.setScanCallback(new Barcode2DWithSoft.ScanCallback() {
+            @Override
+            public void onScanComplete(int i, int length, byte[] data) {
+                Log.i(TAG, "onScanComplete() i=" + i);
+
+                if (length < 1) {
+
+                    return;
+                }
+
+                String barCode = new String(data);
+                Log.i(TAG, barCode);
+
+                mInstance.stopScan();
+                mInstance.close();
+
+                callbackContext.sendPluginResult(new PluginResult(PluginResult.Status.OK, barCode));
+            }
+        });
+
+        mInstance.open(context);
+
         boolean bContinuous = false;
         Log.i("ErDActivity", "scan() ");
 
-        executor = Executors.newFixedThreadPool(6);
+        executor = cordova.getThreadPool();
 
         if (threadStop) {
 
@@ -77,7 +104,7 @@ public class PluginHelper {
         public void run() {
 
             do {
-                barCode = mInstance.scan();
+                mInstance.scan();
 
                 Log.i("MY", "barCode " + barCode.trim());
 
@@ -94,8 +121,6 @@ public class PluginHelper {
                     msg.obj = barCode;
                 }
 
-                handler.sendMessage(msg);
-
                 if (isContinuous) {
                     try {
                         Thread.sleep(sleepTime);