package com.example.contentprovider; 

import java.io.File;

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.util.ArrayList;

import java.util.List;

 

import org.xmlpull.v1.XmlPullParser;

import org.xmlpull.v1.XmlSerializer;

 

import android.app.Activity;

import android.content.ContentResolver;

import android.database.Cursor;

import android.net.Uri;

import android.os.Bundle;

import android.util.Log;

import android.util.Xml;

import android.view.View;

import android.view.ViewGroup;

import android.widget.BaseAdapter;

import android.widget.ListView;

import android.widget.TextView;

import android.widget.Toast;

/**

 * 短信的备份和还原

 * 添加写短信和读短信的权限

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

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

 * @author Huang

 */

 public class MainActivity extends Activity {

  private static final String TAG = "MainActivity";

  private ListView lv;

  private List<Person> mlist;

  private Myadpter adapter;

  @Override

  protected void onCreate(Bundle savedInstanceState) {

    super.onCreate(savedInstanceState);

    setContentView(R.layout.activity_main);

    lv = (ListView) findViewById(R.id.lv);

    datafresh();

  }

  //数据刷新，一般用到ListView时最好记得刷新数据否则不显示

  public void datafresh(){

    mlist = getList();

    if(adapter == null){

      adapter = new Myadpter();

    }else {

      adapter.notifyDataSetChanged();

    }

  }

  //用ListView显示短信内容

  public class Myadpter extends BaseAdapter{

    public int getCount() {

      // TODO Auto-generated method stub

      return mlist.size();

    }

    public Object getItem(int position) {

      // TODO Auto-generated method stub

      return null;

    }

    public long getItemId(int position) {

      // TODO Auto-generated method stub

      return 0;

    }

    public View getView(int position, View convertView, ViewGroup parent) {

      TextView tv = new TextView(MainActivity.this);

      tv.setText(mlist.get(position).toString());

      return tv;

    }

  }

  //短信备份 

  public void bankup(View view){

    ContentResolver resolver = getContentResolver();

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

    Cursor cursor = resolver.query(uri, new String[]{"address","body","type","date"}, null, null, null);

    while(cursor.moveToNext()){

      String address = cursor.getString(0);

      String body = cursor.getString(1);

      String type = cursor.getString(2);

      String date = cursor.getString(3);

      //序列化，把短信以Xml文件的形式存储

      XmlSerializer serializer = Xml.newSerializer();

      File file = new File(getFilesDir(),"info.xml");

      try {

        FileOutputStream fos = new FileOutputStream(file);

        serializer.setOutput(fos, "utf-8");

        serializer.startDocument("utf-8", true);

        serializer.startTag(null, "person");

         

        serializer.startTag(null, "address");

        serializer.text(address);

        serializer.endTag(null, "address");

         

        serializer.startTag(null, "body");

        serializer.text(body);

        serializer.endTag(null, "body");

         

        serializer.startTag(null, "type");

        serializer.text(type);

        serializer.endTag(null, "type");

         

        serializer.startTag(null, "date");

        serializer.text(date);

        serializer.endTag(null, "date");

         

        serializer.endTag(null, "person");

        serializer.endDocument();

        fos.close();

//       Toast.makeText(this, "数据保存成功", 0).show();

      } catch (Exception e) {

        // TODO Auto-generated catch block

        e.printStackTrace();

      }

    }

  }

 

  public void restore(View view){

    datafresh();

    lv.setAdapter(adapter);

  }

  //利用Xml解析得到短信内容

  private List<Person> getList() {

    ContentResolver resolver = getContentResolver();

    List<Person> list = new ArrayList();//创建一个Person类存储标签内容

    Person p = new Person();

    File file = new File(getFilesDir(),"info.xml");

    XmlPullParser pullParser = Xml.newPullParser();

    try {

      FileInputStream fis = new FileInputStream(file);

      pullParser.setInput(fis, "utf-8");

      int mtype = pullParser.getEventType();

      while(mtype != XmlPullParser.END_DOCUMENT){

        String name = pullParser.getName();

        switch (mtype){

        case XmlPullParser.START_TAG:

          if("address".equals(name)){

            String address = pullParser.nextText();

            p.setAddress(address);

          }else if("body".equals(name)){

            String body = pullParser.nextText();

            p.setBody(body);

          }else if("type".equals(name)){

            String type = pullParser.nextText();

            p.setType(type);

          }else if("date".equals(name)){

            String date = pullParser.nextText();

            p.setDate(date);

          }

          break;

        case XmlPullParser.END_TAG:

          if("person".equals(name)){

            list.add(p);

          }

          break;

        }

        mtype = pullParser.next();

      }

      Log.i(TAG, list.toString());

      return list;

    } catch (Exception e) {

      // TODO Auto-generated catch block

      e.printStackTrace();

      return null;

    }

  }

} 

package com.example.upload;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;

import org.apache.http.Header;

import com.loopj.android.http.AsyncHttpClient;
import com.loopj.android.http.AsyncHttpResponseHandler;
import com.loopj.android.http.RequestParams;

import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.app.Activity;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.text.TextUtils;
import android.view.Menu;
import android.view.View;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.Toast;

public class MainActivity extends Activity {
  protected static final int SUCCESS = 1;
  protected static final int ERORR = 2;
  private EditText et_path;
  private ImageView iv;
  //访问网络操作耗时，需要在子线程中加一个代理
  private Handler handler = new Handler(){
    @Override
    public void handleMessage(Message msg) {
      switch (msg.what) {
      case SUCCESS:
        Bitmap bm = (Bitmap) msg.obj;
        iv.setImageBitmap(bm);
        break;
      case ERORR:
        Toast.makeText(MainActivity.this, "图片获取失败", 0).show();
        break;
      }
      super.handleMessage(msg);
    }};
  
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    et_path = (EditText) findViewById(R.id.et_path);
    iv = (ImageView) findViewById(R.id.iv);
  }
  //上传程序
  public void upload(View view){
//    String path = et_path.getText().toString().trim();
//    这里为方便把路径写死，这种方式不太正规，一般可以读et_path来访问
    String path = "/mnt/sdcard/info.txt";
    if(TextUtils.isEmpty(path)){
      Toast.makeText(this, "路径不能为空", 0).show();
      return;
    }
    File file = new File(path);
    AsyncHttpClient client = new AsyncHttpClient();
    RequestParams param = new RequestParams();
    try {
      param.put("file", file);
    } catch (FileNotFoundException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }
    client.post("http://192.168.1.114:8080/",param, new AsyncHttpResponseHandler() {
      
      @Override
      public void onSuccess(int statusCode, Header[] headers, byte[] responseBody) {
        // TODO Auto-generated method stub
        Toast.makeText(MainActivity.this, "提交成功", 0).show();
      }
      
      @Override
      public void onFailure(int statusCode, Header[] headers,
          byte[] responseBody, Throwable error) {
        // TODO Auto-generated method stub
        Toast.makeText(MainActivity.this, "提交失败", 0).show();
      }
    });
  }

  //下载程序  
  public void download(View view){
    new Thread(){
      public void run() {
        try {
          //这里为方便把路径写死，可以读et_path来访问，两者结果一样
          URL url = new URL("http://192.168.1.114:8080/demo1.png");
          HttpURLConnection conn = (HttpURLConnection) url.openConnection();
          conn.setConnectTimeout(5000);
          conn.setRequestMethod("GET");
          int code = conn.getResponseCode();
          if(code == 200){
            InputStream is = conn.getInputStream();
            Bitmap bitmap = BitmapFactory.decodeStream(is);
            Message msg = Message.obtain();
            msg.what = SUCCESS;
            msg.obj = bitmap;
            handler.sendMessage(msg);
            is.close();
          }
        } catch (Exception e) {
          // TODO Auto-generated catch block
          e.printStackTrace();
           Message msg = Message.obtain();
           msg.what = ERORR;
           handler.sendMessage(msg);
        }
      };
    }.start();
  }
}