<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    tools:context=".MainActivity" >

    <Button

        android:onClick="restoreSms"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:text="还原一条短信" />

</RelativeLayout>

package com.wuyudong.smsrestore;

import android.net.Uri;

import android.os.Bundle;

import android.app.Activity;

import android.content.ContentResolver;

import android.content.ContentValues;

import android.view.Menu;

import android.view.View;

import android.widget.Toast;

public class MainActivity extends Activity {

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

    }

    public void restoreSms(View view) {

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

        ContentResolver resolver = getContentResolver();

        ContentValues values = new ContentValues();

        values.put("address", "110");

        values.put("body", "你将被公安局监控，请速去报到");

        values.put("date", System.currentTimeMillis()+"");

        values.put("type", "1"); //接受短信

        resolver.insert(uri, values);

        Toast.makeText(this, "添加成功了", 0).show();

    }

}

    <uses-permission android:name="android.permission.READ_SMS"/>

    <uses-permission android:name="android.permission.WRITE_SMS"/>