提交代码

src/android/ONService.java

 package com.orhon.notification;
 
 
+import android.app.ActivityManager;
 import android.app.Service;
 import android.content.ComponentName;
+import android.content.Context;
 import android.content.Intent;
 import android.content.ServiceConnection;
 import android.os.IBinder;
@@ -15,6 +17,9 @@ import org.apache.cordova.CallbackContext;
 import org.json.JSONArray;
 import org.json.JSONException;
 
+import java.util.List;
+
+
 /**
  * This class echoes a string called from JavaScript.
  */
@@ -87,12 +92,14 @@ public class ONService extends CordovaPlugin {
 
         //  接触activity与service的绑定(最好在退出时调用)
         if (action.equals("unbindService")) {
-            cordova.getActivity().runOnUiThread(new Runnable() {
-                @Override
-                public void run() {
-                    cordova.getActivity().unbindService(connection);
-                }
-            });
+            if (isServiceExisted(NotificationService.class.getName())){
+                cordova.getActivity().runOnUiThread(new Runnable() {
+                    @Override
+                    public void run() {
+                        cordova.getActivity().unbindService(connection);
+                    }
+                });
+            }
         }
         return false;
     }
@@ -104,4 +111,17 @@ public class ONService extends CordovaPlugin {
             callbackContext.error("Expected one non-empty string argument.");
         }
     }
+
+    public boolean isServiceExisted(String className) {
+            ActivityManager am = (ActivityManager) cordova.getActivity().getSystemService(Context.ACTIVITY_SERVICE);
+            List<ActivityManager.RunningServiceInfo> serviceList = am.getRunningServices(Integer.MAX_VALUE);
+            int myUid = android.os.Process.myUid();
+            for (ActivityManager.RunningServiceInfo runningServiceInfo : serviceList) {
+                if (runningServiceInfo.uid == myUid && runningServiceInfo.service.getClassName().equals(className)) {
+                    return true;
+                }
+            }
+            return false;
+        }
+
 }