import android.os.Handler;
import android.os.Message;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.widget.ListView;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/*
* http://www.moviebase.cn/uread/app/topic/topicList?platform=2&deviceId=A8C73E0D1ED1A2BED491C9238C8FD8A0&channelId=1003&pageContext=1
*/
public class MainActivity extends AppCompatActivity {
ListView lv;
List<Map<String,String>> list;
AAAdapter aaAdapter;
Handler handler=new Handler(){
@Override
public void handleMessage(Message msg) {
super.handleMessage(msg);
if (msg.what==270){
String json= (String) msg.obj;
try {
JSONObject object=new JSONObject(json);
JSONArray been=object.getJSONArray("topicList");
for (int i=0;i<been.length();i++){
JSONObject TopicListBean=been.getJSONObject(i);
String title=TopicListBean.getString("title");
String desc=TopicListBean.getString("desc");
Map<String,String> map=new HashMap<>();
map.put("title",title);
map.put("desc",desc);
list.add(map);
}
aaAdapter.notifyDataSetChanged();
} catch (JSONException e) {
e.printStackTrace();
}
}
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
lv= (ListView) findViewById(R.id.lv);
list=new ArrayList<>();
aaAdapter=new AAAdapter(this,list);
lv.setAdapter(aaAdapter);
new os().start();
}
class os extends Thread{
String urla="http://www.moviebase.cn/uread/app/topic/topicList?platform=2&deviceId=A8C73E0D1ED1A2BED491C9238C8FD8A0&channelId=1003&pageContext=1";
@Override
public void run() {
super.run();
try {
URL url=new URL(urla);
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.setConnectTimeout(5000);
conn.connect();
if(conn.getResponseCode()==200){
InputStream is = conn.getInputStream();
byte[] bytes = new byte[1024];
int i = 0 ;
StringBuffer sb = new StringBuffer();
while ((i=is.read(bytes))!=-1) {
sb.append(new String(bytes, 0, i));
}
Message message = new Message();
message.what=270;
message.obj=sb.toString();
handler.sendMessage(message);
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
}
AA -----自己打
AAAdapter
package com.example.myapplication;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.TextView;
import java.util.List;
import java.util.Map;
/**
* Created by 猴嫂 on 2017/12/16.
*/
public class AAAdapter extends BaseAdapter {
private List<Map<String,String>> list;
private Context context;
public AAAdapter(Context context, List<Map<String, String>> list) {
this.context = context;
this.list = list;
}
@Override
public int getCount() {
return list.size();
}
@Override
public Object getItem(int position) {
return list.get(position);
}
@Override
public long getItemId(int position) {
return position;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
ViewHolder vh=null;
if (convertView==null){
convertView= LayoutInflater.from(context).inflate(R.layout.list_aa,null);
vh=new ViewHolder(convertView);
vh.tv_title= (TextView) convertView.findViewById(R.id.tv_title);
vh.tv_desc= (TextView) convertView.findViewById(R.id.tv_desc);
convertView.setTag(vh);
}else{
vh= (ViewHolder) convertView.getTag();
}
Map<String,String> aa=list.get(position);
vh.tv_title.setText(aa.get("title"));
vh.tv_desc.setText(aa.get("desc"));
return convertView;
}
class ViewHolder{
TextView tv_title;
TextView tv_desc;
public ViewHolder(View view){
tv_title= (TextView) view.findViewById(R.id.tv_title);
tv_desc= (TextView) view.findViewById(R.id.tv_desc);
}
}
}
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:id="@+id/activity_main"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="com.example.myapplication.MainActivity">
<ListView
android:id="@+id/lv"
android:layout_width="wrap_content"
android:layout_height="match_parent"></ListView>
</LinearLayout>
list_aa.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical" android:layout_width="match_parent"
android:layout_height="match_parent">
<TextView
android:id="@+id/tv_title"
android:text="兔八哥聊电影"
android:textSize="16dp"
android:textColor="#000"
android:layout_marginLeft="20dp"
android:layout_marginTop="10dp"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
<TextView
android:id="@+id/tv_desc"
android:text="用第一人称的方式吐槽电影"
android:textSize="16dp"
android:textColor="#474747"
android:layout_marginLeft="20dp"
android:layout_marginTop="10dp"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
</LinearLayout>
<uses-permission android:name="android.permission.INTERNET"/>