ContentResolver查询手机联系人

        ContentResolver cr = getContentResolver();

        Cursor c = cr.query(Contacts.CONTENT_URI, new String[]{Contacts._ID, Contacts.DISPLAY_NAME}, null, null, null);
        //根据联系人ID查询出联系人的电话
        if (c != null) {
            while (c.moveToNext()) {
                int id = c.getInt(c.getColumnIndex("_id"));
                Log.i("info", "_id" + id);
                Log.i("info", "name:" + c.getString(c.getColumnIndex(Contacts.DISPLAY_NAME)));
                Cursor c1 = cr.query(Phone.CONTENT_URI, new String[]{Phone.NUMBER, Phone.TYPE},
                        Phone.CONTACT_ID + "=" + id, null, null);
                while (c1.moveToNext()) {
                    int type = c1.getInt(c1.getColumnIndex(Phone.TYPE));
                    if (type == Phone.TYPE_HOME) {
                        Log.i("info", "家庭电话:" + c1.getString(c1.getColumnIndex(Phone.NUMBER)));
                    } else if (type == Phone.TYPE_MOBILE) {
                        Log.i("info", "手机:" + c1.getString(c1.getColumnIndex(Phone.NUMBER)));
                    }
                }
                c1.close();
               //根据联系人的ID去查询出联系人的邮箱地址
                Cursor c2 = cr.query(Email.CONTENT_URI,new String[]{Email.DATA,Email.TYPE},
                        Email.CONTACT_ID+"="+id,null,null);
               if (c2 !=null){
                   while (c2.moveToNext()){
                       int type = c2.getInt(c2.getColumnIndex(Email.DATA));
                       if (type ==Email.TYPE_WORK){
                           Log.i("info","工作邮箱:"+c2.getString(c2.getColumnIndex(Email.DATA)));
                       }
                   }
                   c2.close();
               }
            }
            c.close();
        }
    }