图灵机器人聊天

package com.example.tuling;

import android.os.AsyncTask;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;

import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;

/**
 * Created by Administrator on 2016/11/7.
 */
public class HttpData extends AsyncTask<String,Void,String> {
    private HttpClient mHttpClient;
    private HttpGet mHttpGet;
    private HttpResponse mHttpResponse;
    private HttpEntity mHttpEntity;
    private InputStream in;
    private HttpGetDataListener listener;
    private String url;
    public HttpData(String url,HttpGetDataListener listener){
        this.url=url;
        this.listener=listener;
    }
    @Override
    protected String doInBackground(String... params) {
        try {
            mHttpClient=new DefaultHttpClient();
            mHttpGet=new HttpGet(url);
            mHttpResponse=mHttpClient.execute(mHttpGet);
            mHttpEntity=mHttpResponse.getEntity();
            in=mHttpEntity.getContent();
            BufferedReader br=new BufferedReader(new InputStreamReader(in));
            String line=null;
            StringBuffer sb=new StringBuffer();
            while ((line=br.readLine())!=null){
                sb.append(line);
            }
            return sb.toString();
        }catch (Exception e){
        }
        return null;
    }

    @Override
    protected void onPostExecute(String s) {
        listener.getDataUrl(s);
        super.onPostExecute(s);
    }
}

package com.example.tuling;

/**
 * Created by Administrator on 2016/11/7.
 */
public interface HttpGetDataListener {
    void getDataUrl(String data);
}

package com.example.tuling;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ListView;

import org.json.JSONException;
import org.json.JSONObject;

import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;

public class MainActivity extends AppCompatActivity implements HttpGetDataListener,View.OnClickListener{
    private HttpData httpData;
    private List<ListData> lists;
    private ListView lv;
    private EditText sendtext;
    private Button send_btn;
    private String content_str;
    private TextAdapter adapter;
    private String[] welcome_array;
    private double currentTime,oldTime=0;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        initView();

    }

    private void initView(){
        lv= (ListView) findViewById(R.id.lv);
        sendtext= (EditText) findViewById(R.id.sendText);
        send_btn= (Button) findViewById(R.id.send_btn);
        lists=new ArrayList<ListData>();
        send_btn.setOnClickListener(this);
        adapter=new TextAdapter(lists,this);
        lv.setAdapter(adapter);
        ListData listData;
        listData=new ListData(getRandomWelcomeTips(),ListData.RECEIVER,getTime());
        lists.add(listData);
    }
    //随机欢迎语
    private String getRandomWelcomeTips(){
        String welcome_tip=null;
        welcome_array=this.getResources().getStringArray(R.array.welcome_tips);
        int index= (int) (Math.random()*(welcome_array.length-1));
        welcome_tip=welcome_array[index];
        return welcome_tip;
    }
    @Override
    public void getDataUrl(String data) {
        Log.e("TAG",data);
        parseText(data);
    }
    //JSON解析
    public void parseText(String str){
        try {
            JSONObject jb=new JSONObject(str);
            Log.e("TAG",jb.getString("code"));
            Log.e("TAG",jb.getString("text"));
            ListData listData;
            listData=new ListData(jb.getString("text"),ListData.RECEIVER,getTime());
            lists.add(listData);
            adapter.notifyDataSetChanged();
        } catch (JSONException e) {
            e.printStackTrace();
        }
    }

    @Override
    public void onClick(View v) {
        getTime();
        content_str=sendtext.getText().toString();
        sendtext.setText("");
        String dropk=content_str.replace(" ","");
        String droph=dropk.replace("
","");
        ListData listData;
        listData=new ListData(content_str,ListData.SEND,getTime());
        lists.add(listData);
        if (lists.size()>30){
            for (int i=0;i<lists.size();i++){
                lists.remove(i);
            }
        }
        adapter.notifyDataSetChanged();
        httpData= (HttpData) new HttpData("http://www.tuling123.com/openapi/api?key=343e6c6802e8494294faa56e3d45adfb&info="+droph,this).execute();
    }

    //获取时间
    private String getTime(){
        currentTime=System.currentTimeMillis();
        SimpleDateFormat format=new SimpleDateFormat("yyyy年MM月dd日 HH:mm:ss");
        Date curDate=new Date();
        String str=format.format(curDate);
        if (currentTime-oldTime>=1*60*1000){
            oldTime=currentTime;
            return str;
        }else {
            return "";
        }
    }
}

package com.example.tuling;

/**
 * Created by Administrator on 2016/11/7.
 */
public class ListData {
    public static final int SEND=1;
    public static final int RECEIVER=2;
    private String content;
    private int flag;
    private String time;

    public ListData(String content, int flag,String time) {
        setContent(content);
        setFlag(flag);
        setTime(time);
    }


    public String getTime() {
        return time;
    }

    public void setTime(String time) {
        this.time = time;
    }
    public int getFlag() {
        return flag;
    }

    public void setFlag(int flag) {
        this.flag = flag;
    }



    public String getContent() {
        return content;
    }

    public void setContent(String content) {
        this.content = content;
    }
}

package com.example.tuling;

import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.RelativeLayout;
import android.widget.TextView;

import java.util.List;

/**
 * Created by Administrator on 2016/11/7.
 */
public class TextAdapter extends BaseAdapter {
    private List<ListData> lists;
    private Context mContext;
    private RelativeLayout layout;

    public TextAdapter(List<ListData> lists,Context mContext) {
        this.lists = lists;
        this.mContext=mContext;
    }

    @Override
    public int getCount() {
        return lists.size();
    }

    @Override
    public Object getItem(int position) {
        return lists.get(position);
    }

    @Override
    public long getItemId(int position) {
        return position;
    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        LayoutInflater inflater=LayoutInflater.from(mContext);
        if (lists.get(position).getFlag()==ListData.RECEIVER){
            layout= (RelativeLayout) inflater.inflate(R.layout.left_item,null);
        }
        if (lists.get(position).getFlag()==ListData.SEND){
            layout= (RelativeLayout) inflater.inflate(R.layout.right_item,null);
        }
        TextView tv= (TextView) layout.findViewById(R.id.tv);
        TextView time= (TextView) layout.findViewById(R.id.time);
        tv.setText(lists.get(position).getContent());
        time.setText(lists.get(position).getTime());
        return layout;
    }
}

<?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="com.example.tuling.MainActivity">
    <ListView
        android:id="@+id/lv"
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:layout_weight="1"
        android:transcriptMode="alwaysScroll"
        android:divider="@null"
        android:listSelector="@android:color/transparent"
        ></ListView>
    <LinearLayout
        android:orientation="horizontal"
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
        <EditText
            android:id="@+id/sendText"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_weight="1"/>
        <Button
            android:id="@+id/send_btn"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="发送"/>
    </LinearLayout>

</LinearLayout>

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 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/time"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:gravity="center_horizontal"/>
    <ImageView
        android:layout_below="@+id/time"
        android:id="@+id/iv"
        android:layout_width="70dp"
        android:layout_height="70dp"
        android:padding="10dp"
        android:src="@mipmap/ic_launcher"/>
    <TextView
        android:id="@+id/tv"
        android:layout_below="@+id/time"
        android:layout_marginRight="50dp"
        android:layout_toRightOf="@+id/iv"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:gravity="center"
        android:background="@drawable/wangzai"/>

</RelativeLayout>

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 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/time"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:gravity="center_horizontal"/>
    <ImageView
        android:layout_alignParentRight="true"
        android:layout_below="@+id/time"
        android:id="@+id/iv"
        android:layout_width="70dp"
        android:layout_height="70dp"
        android:padding="10dp"
        android:src="@drawable/user"/>
    <TextView
        android:id="@+id/tv"
        android:layout_below="@+id/time"
        android:layout_marginLeft="50dp"
        android:layout_toLeftOf="@+id/iv"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:gravity="center"
        android:textColor="#f00f"
        android:background="@drawable/wangzai"/>

</RelativeLayout>