Android智能聊天机器人

http://www.tuling123.com/       注册一个账号，申请一个KEY值。此网站也有文档，可以查看。

package com.tulingdemo;

import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import org.json.JSONException;
import org.json.JSONObject;
import com.tulingdemo.R;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ListView;

public class MainActivity extends Activity implements HttpGetDataListener,
        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;
    // 做比对时间；老时间
    private double currentTime = 0, 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);
    }

    /** 用户第一次进入，随机获取欢迎语 */
    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) {
        parseText(data);
    }

    public void parseText(String str) {
        try {
            JSONObject jb = new JSONObject(str);
            // System.out.println(jb.getString("code"));
            // System.out.println(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("");
        // 去掉空格
        String dropk = content_str.replace(" ", "");
        // 去掉回车
        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++) {
                // 移除数据
                lists.remove(i);
            }
        }
        adapter.notifyDataSetChanged();
        httpData = (HttpData) new HttpData(
                "http://www.tuling123.com/openapi/api?key=6af9822f5491fadfc142b53818bbd63a&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);
        // 如果超过5分钟.
        if (currentTime - oldTime >= 5 * 60 * 1000) {
            oldTime = currentTime;
            return str;
        } else {
            return "";
        }

    }
}

activity_main.xml

<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" >

    <!-- 
         android:transcriptMode="alwaysScroll" 自动向下一直滚动。
     -->
    <ListView
        android:id="@+id/lv"
        android:layout_width="fill_parent"
        android:layout_height="0dp"
        android:layout_weight="1"
        android:divider="@null"
        android:listSelector="@android:color/transparent"
        android:transcriptMode="alwaysScroll" />

    <LinearLayout
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal" >

        <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="@string/send" />
    </LinearLayout>

</LinearLayout>

package com.tulingdemo;

import java.util.List;
import com.tulingdemo.R;
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;

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.leftitem, null);
        }
        if (lists.get(position).getFlag() == ListData.SEND) {
            layout = (RelativeLayout) inflater
                    .inflate(R.layout.rightitem, 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;
    }

}

leftitem.xml     接受信息

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent" >

    <TextView
        android:id="@+id/time"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:gravity="center_horizontal" />

    <ImageView
        android:id="@+id/iv"
        android:layout_width="70dp"
        android:layout_height="70dp"
        android:layout_below="@id/time"
        android:padding="10dp"
        android:src="@drawable/robot" />

    <TextView
        android:id="@+id/tv"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_below="@id/time"
        android:layout_marginRight="50dp"
        android:layout_toRightOf="@id/iv"
        android:background="@drawable/aio_friend_bg_nor_11"
        android:gravity="center" />

</RelativeLayout>

rightitem.xml      发送信息

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent" >

    <TextView
        android:id="@+id/time"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:gravity="center_horizontal" />

    <ImageView
        android:id="@+id/iv"
        android:layout_width="70dp"
        android:layout_height="70dp"
        android:layout_alignParentRight="true"
        android:layout_below="@id/time"
        android:padding="10dp"
        android:src="@drawable/visitor" />

    <TextView
        android:id="@+id/tv"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_below="@id/time"
        android:layout_marginLeft="50dp"
        android:layout_toLeftOf="@id/iv"
        android:background="@drawable/aio_user_bg_nor_11"
        android:gravity="center" />

</RelativeLayout>

package com.tulingdemo;

import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
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 android.os.AsyncTask;

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 result) {
        listener.getDataUrl(result);
        super.onPostExecute(result);
    }
}

package com.tulingdemo;

public interface HttpGetDataListener {
    void getDataUrl(String data);
}

package com.tulingdemo;

public class ListData {
    
    public static final int SEND = 1;      // 发送
    public static final int RECEIVER = 2;  // 接收
    private String content;
    // 标识，判断是左边，还是右边。
    private int flag;    
    private String time;
    
    public ListData(String content,int flag,String time) {
        setContent(content);
        setFlag(flag);
        setTime(time);
    }
    
    public String getContent() {
        return content;
    }
    public void setContent(String content) {
        this.content = content;
    }
    public int getFlag() {
        return flag;
    }
    public void setFlag(int flag) {
        this.flag = flag;
    }
    public String getTime() {
        return time;
    }
    public void setTime(String time) {
        this.time = time;
    }
}

strings.xml

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

    <string name="app_name">小灵机器人</string>
    <string name="hello_world">Hello world!</string>
    <string name="action_settings">Settings</string>
    <string name="send">发送</string>
    
    <!-- 欢迎语 -->
    <string-array name="welcome_tips">
        <item>主人，奴婢在此等候多时了</item>
        <item>主人，近来一切可好</item>
        <item>亲爱的，我想死你了</item>
        <item>欢迎归来，我亲爱的主人</item>
        <item>我是小灵机器人，很高兴为您服务</item>
    </string-array>

</resources>

完整代码下载：http://pan.baidu.com/s/1pJJR8JD