android - BroadcastReciver class not running -

i wrote broadcastreceiver class receiving broadcast intent when charger disconnected not display toast when disconnect charger. logcat not show either. use adb on wifi.

please help

import android.content.broadcastreceiver; import android.content.context; import android.content.intent; import android.widget.toast;  public class extends broadcastreceiver {      @override     public void onreceive(context arg0, intent arg1) {         toast.maketext(arg0, "hello", toast.length_long).show();     }  } 

this manifest

<?xml version="1.0" encoding="utf-8"?>  <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.sumitaich.sunsick" android:versioncode="1" android:versionname="1.0" >  <uses-sdk     android:minsdkversion="16"     android:targetsdkversion="19" />  <uses-permission android:name="android.permission.internet" /> <uses-permission android:name="android.permission.access_network_state"/> <uses-permission android:name="android.permission.access_wifi_state"/>  <application     android:allowbackup="true"     android:icon="@drawable/hacker"     android:label="@string/app_name"     android:theme="@style/apptheme" >       <receiver         android:name=".my">           <intent-filter>             <action android:name="com.sumitaich.sunsick.power_connected" />        </intent-filter>  </receiver>      <activity         android:name=".mainactivity"         android:label="@string/app_name" >         <intent-filter>             <action android:name="android.intent.action.main" />              <category android:name="android.intent.category.launcher" />         </intent-filter>         <intent-filter>             <action android:name="android.intent.action.view" />             <category android:name="android.intent.category.default" />             <category android:name="android.intent.category.browsable" />             <data android:scheme="oauth" android:host="t4jsample"/>         </intent-filter>      </activity>       <activity         android:name=".detail"         android:label="@string/title_activity_detail"         android:parentactivityname="com.sumitaich.sunsick.mainactivity" >         <meta-data             android:name="android.support.parent_activity"             android:value="com.sumitaich.sunsick.mainactivity" />     </activity>   </application> 

change action in android manifest :

 <action android:name="android.intent.action.action_power_connected" />  <action android:name="android.intent.action.action_power_disconnected" />