Android ContentObserver ---拦截短信并删除

class SMSDBObserver extends ContentObserver {

private Context ctx;

public SMSDBObserver(Handler handler, Context ctx) {

super(handler);

this.ctx = ctx;

}

@SuppressWarnings("static-access")

public void onChange(boolean selfChange) {

super.onChange(selfChange);

try {

// 准备系统短信收信箱的uri地址

Uri uri = Uri.parse("content://sms/inbox");

// 查询收信箱里所有的短信

Cursor isRead = ctx.getContentResolver().query(uri, null, "read=" + 0, null, null);

while (isRead.moveToNext()) {

//String phone = isRead.getString(isRead.getColumnIndex("address")).trim();

String body = isRead.getString(isRead.getColumnIndex("body")).trim();

Log.i("bindphone", "get the sms---->" + body);

if (body!=null && (body.indexOf("Vimi")!=-1) && (body.indexOf(App.bindphonenum)!=-1)) {

Log.i("bindphone", "get the validate sms---->" + body);

int id = isRead.getInt(isRead.getColumnIndex("_id"));

PalmmessagerService.instance.validateBindPhone(App.bindphonearea, App.bindphonenum);

ctx.getContentResolver().delete(Uri.parse("content://sms"), "_id=" + id, null);

holdsms = false;

break;

}

}

} catch (Exception e) {

e.printStackTrace();

}

}

}

//开始监听验证短信

Handler handler = null;

if (smsobserver == null) {// 创建内容监听器 短信监听

try{

handler = new Handler();

}catch(Exception e){

Log.i("bindphone", "get handler error :" + e.getMessage());

}

smsobserver = new SMSDBObserver(handler, this);

}

if (!holdsms) {// 注册内容监听器，并指定内容监听器，监听那一个Uri的数据变化

Log.i("bindphone", "start monitor the sms");

this.getContentResolver().registerContentObserver(

Uri.parse("content://sms/"), true, smsobserver);

holdsms = true;

}