在网址中读取照片和字符串

写一个工具类

package com.lbp.demo3.util;import android.graphics.Bitmap;import android.graphics.BitmapFactory;import java.io.BufferedReader;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;import java.net.HttpURLConnection;import java.net.MalformedURLException;import java.net.URL;/** * author:Created by WangZhiQiang on 17/11/2. */public class GetJsonUtil {    public static  String getjson(String tvuri){        try {            URL url = new URL(tvuri);            HttpURLConnection connection = (HttpURLConnection) url.openConnection();            InputStream stream = connection.getInputStream();            BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(stream));            StringBuilder stringBuilder = new StringBuilder();            String line="";            while((line=bufferedReader.readLine())!=null){                stringBuilder.append(line);            }            String s = stringBuilder.toString();            return s;        } catch (MalformedURLException e) {            e.printStackTrace();        }catch (IOException e) {            e.printStackTrace();        }        return "";    }    public static Bitmap getbitmap(String inauri){        try {            URL url = new URL(inauri);            HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();            urlConnection.setConnectTimeout(8000);            int code = urlConnection.getResponseCode();            if(code==200){                InputStream stream = urlConnection.getInputStream();                Bitmap bitmap = BitmapFactory.decodeStream(stream);                return bitmap;            }else{            }        } catch (MalformedURLException e) {            e.printStackTrace();        }catch (IOException e) {            e.printStackTrace();        }        return null;    }}在Activity中写出来 
package com.lbp.demo3;import android.graphics.Bitmap;import android.os.Bundle;import android.os.Handler;import android.os.Message;import android.support.v7.app.AppCompatActivity;import android.view.View;import android.widget.ImageView;import android.widget.TextView;import com.google.gson.Gson;import com.lbp.demo3.bean.MyBean;import com.lbp.demo3.util.GetJsonUtil;public class MainActivity extends AppCompatActivity {    private ImageView ima;    private TextView tv1;    public String strurl="http://api.expoon.com/AppNews/getNewsList/type/1/p/1";    public String imgrl="http://img.my.csdn.net/uploads/201407/26/1406383265_8550.jpg";    private  Handler handler = new Handler(){        @Override        public void handleMessage(Message msg) {            super.handleMessage(msg);            int i = msg.what;            switch(i){                case 1:                    String str = (String)msg.obj;                    tv1.setText(str);                    break;                case 2:                    Bitmap bitmap = (Bitmap) msg.obj;                    ima.setImageBitmap(bitmap);                    break;            }        }    };    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        tv1 = (TextView) findViewById(R.id.tv1);        ima = (ImageView) findViewById(R.id.ima);        setclickListnener();    }    private void setclickListnener() {        tv1.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View view) {                new Thread(){                    @Override                    public void run() {                        super.run();                        String s = GetJsonUtil.getjson(strurl);                        Gson gson  = new Gson();                        MyBean myBean = gson.fromJson(s, MyBean.class);                        String info = myBean.getInfo();                        Message msg = new Message();                        msg.obj=info;                        msg.what=1;                        handler.sendMessage(msg);                    }                }.start();            }        });        ima.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View view) {                new Thread(){                    @Override                    public void run() {                        super.run();                        Bitmap bitmap = GetJsonUtil.getbitmap(imgrl);                        Message message = handler.obtainMessage();                        message.obj=bitmap;                        message.what=2;                        handler.sendMessage(message);                    }                }.start();            }        });    }}