查询联系人通话总时长

查询联系人通话总时长

String[] PROJECTION = {Calls.DURATION};

Cursor c = getContentResolver().query(Calls.CONTENT_URI,PROJECTION ,null,null,null);

long duration = 0

long time= 0

if(c != null && c.moveToFirst()){

do {

duration = c.getLong(0);

time += duration ;

} while(c.moveToNext());

}

if(c != null){
     c.close();
}

要加权限 ：<uses-permission android:name="android.permission.READ_CALL_LOG" />