通过从网络请求得到的数据

//请求的网络的工具类

public class NetWorkUtils {

    //请求网络数据

    public static String getString(String path) {

        try {

            URL url = new URL(path);

            HttpURLConnection conn = (HttpURLConnection) url.openConnection();

            //设置连接超时时间和读取超时时间

            conn.setConnectTimeout(5 * 1000);

            conn.setReadTimeout(5000);

            //请求方式

            conn.setRequestMethod("GET");

            int code = conn.getResponseCode();

            //判断是否请求成功

            if (code == 200) {

                //将读取的数据转成字符串

                InputStream inStream = conn.getInputStream();

                int len = -1;

                byte[] arr = new byte[1024];

                StringBuilder builder = new StringBuilder();

                while ((len = inStream.read(arr)) != -1) {

                    builder.append(new String(arr, 0, len));

                }

                return builder.toString();

            }

        } catch (Exception e) {

            e.printStackTrace();

        }

        return null;
    }

Maintivity

 private ListView lv;

    private Handler handler = new Handler(){

        @Override

        public void handleMessage(Message msg) {

            super.handleMessage(msg);

//            Toast.makeText(MainActivity.this,"======="+string,Toast.LENGTH_SHORT).show();

            //解析json

            MyDataBean myDataBean = gson.fromJson(string, MyDataBean.class);

            //获取集合

            list = myDataBean.data;

            //创建并设置适配器

            MyAdapter adapter = new MyAdapter(MainActivity.this, list);

            lv.setAdapter(adapter);

        }

    };

    //请求地址

    private String path="http://93.gov.cn/93app/get_search.do?&startNum=10&key=";

    //定义控件和变量

    private EditText et_ss;

    private TextView tv_ss;

    private String string;

    private Gson gson;

    private List<MyDataBean.Mydata> list;

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        requestWindowFeature(Window.FEATURE_NO_TITLE);

        setContentView(R.layout.activity_main);

        //找控件

        initView();

        //设置点击事件

        setlisener();

    }

    private void setlisener() {

        //设置listview的条目点击事件

        lv.setOnItemClickListener(new AdapterView.OnItemClickListener() {

            @Override

            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {

                Intent intent = new Intent(MainActivity.this,SuccessActivity.class);

                intent.putExtra("id",list.get(position).ID);

                startActivity(intent);

            }

        });

        //设置搜索按钮的点击事件

        tv_ss.setOnClickListener(new View.OnClickListener() {

            @Override

            public void onClick(View v) {

                String str = et_ss.getText().toString();

                //拼接请求地址

             path=path+ Uri.encode(str,"utf-8");

                //子线程请求网络

                new Thread(){

                    @Override

                    public void run() {

                        super.run();

                        //请求网络并返回字符串

                        string = NetWorkUtils.getString(path);

                        //handler发送消息跟新UI

                        handler.sendEmptyMessage(0);

                    }

                }.start();

            }

        });

    }

    /**

     * 找控件

     */

    private void initView() {

        //创建Gson

        gson = new Gson();

        //找控件

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

        et_ss = (EditText) findViewById(R.id.et_ss);

        tv_ss = (TextView) findViewById(R.id.tv_ss);

    }

}

InfoActivity

 //获取Intent

        Intent intent = getIntent();

        //从Intent中取值

        String id = intent.getStringExtra("id");

//        Toast.makeText(this,"id=========="+id,Toast.LENGTH_SHORT).show();

        //找控件

        WebView web = (WebView) findViewById(R.id.web);

        //拼接地址

        String path = "http://www.93.gov.cn/93app/info.do?id="+id;

        //给webview设置地址

        web.loadUrl(path);

adapter

  //定义变量

    Context context;

    List<MyDataBean.Mydata> list;

    //构造方法传值

    public MyAdapter(Context context, List<MyDataBean.Mydata> list) {

        this.context=context;

        this.list=list;

    }

    //返回条目个数

    @Override

    public int getCount() {

        return list.size();

    }

    @Override

    public Object getItem(int position) {

        return null;

    }

    @Override

    public long getItemId(int position) {

        return 0;

    }

    //优化listview并展示图文混排的效果

    @Override

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

        ViewHolder holder;

        if(convertView==null){

            convertView=View.inflate(context, R.layout.v_item,null );

            holder=new ViewHolder(convertView);

            convertView.setTag(holder);

        }else{

            holder= (ViewHolder) convertView.getTag();

        }

        //给控件赋值

        holder.getLvData().setText(list.get(position).SHOWTIME);

        holder.getLvFromname().setText(list.get(position).FROMNAME);

        holder.getLvTitle().setText(list.get(position).TITLE);

        if(list.get(position).SUBTITLE!=null){

            holder.getLvDes().setVisibility(View.VISIBLE);

            holder.getLvDes().setText(list.get(position).SUBTITLE);

        }

        if(list.get(position).IMAGEURL!=null){

            holder.getLvImg().setVisibility(View.VISIBLE);

            ImageLoader.getInstance().displayImage(list.get(position).IMAGEURL,holder.getLvImg(), MyApplication.getDisplayImageOptions());

        }

        return convertView;

    }

v_item.xml布局

<?xml version="1.0" encoding="ut
4000
f-8"?>

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

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:orientation="horizontal">

    <ImageView

        android:visibility="gone"

        android:id="@+id/lv_img"

        android:layout_width="100dp"

        android:layout_height="100dp"

        android:src="@mipmap/ic_launcher"/>

    <LinearLayout

        android:layout_width="match_parent"

        android:layout_height="100dp"

        android:orientation="vertical">

        <TextView

            android:id="@+id/lv_title"

            android:layout_width="match_parent"

            android:layout_height="30dp"

            android:gravity="center_vertical"

            android:textSize="20sp"

            />

        <TextView

            android:visibility="invisible"

            android:id="@+id/lv_des"

            android:layout_width="match_parent"

            android:layout_height="30dp"

            android:gravity="center_vertical"

            android:textSize="20sp"

           />

        <RelativeLayout

            android:padding="10dp"

            android:layout_width="match_parent"

            android:layout_height="40dp"

            android:gravity="bottom"

           >

            <TextView

                android:layout_width="wrap_content"

                android:layout_height="wrap_content"

                android:id="@+id/lv_fromname"

               />

            <TextView

                android:id="@+id/lv_data"

                android:layout_width="wrap_content"

                android:layout_height="wrap_content"

                android:layout_alignParentRight="true"

                />

        </RelativeLayout>

    </LinearLayout>

</LinearLayout>

infoActivity.xml

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout 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"

    android:orientation="vertical"

    tools:context="test.bwie.com.gaoxuge20160627.SuccessActivity">

    <LinearLayout

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:background="@color/colorAccent"

        android:orientation="horizontal">

        <TextView

            android:layout_width="match_parent"

            android:layout_height="wrap_content"

            android:gravity="center_horizontal"

            android:text="搜索详情"

            android:textSize="24sp" />

    </LinearLayout>

    <WebView

        android:id="@+id/web"

        android:layout_width="match_parent"

        android:layout_height="match_parent"></WebView>

</LinearLayout>

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout 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"

    android:orientation="vertical"

    tools:context="test.bwie.com.gaoxuge20160627.MainActivity">

    <LinearLayout

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:background="@color/colorAccent"

        android:orientation="horizontal">

        <TextView

            android:layout_width="match_parent"

            android:layout_height="wrap_content"

            android:gravity="center_horizontal"

            android:textSize="24sp"

            android:text="搜索" />

    </LinearLayout>

    <LinearLayout

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:orientation="horizontal">

        <EditText

            android:id="@+id/et_ss"

            android:layout_weight="1"

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:gravity="center_horizontal"

            android:textSize="20sp"

            android:hint="请输入搜索内容" />

        <TextView

            android:id="@+id/tv_ss"

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:textSize="20sp"

            android:text="搜索"/>

    </LinearLayout>

    <ListView

        android:layout_width="match_parent"

        android:layout_height="match_parent"

        android:id="@+id/lv"></ListView>

</LinearLayout>