Android智能聊天机器人

  1 package com.tulingdemo;
  2 
  3 import java.text.SimpleDateFormat;
  4 import java.util.ArrayList;
  5 import java.util.Date;
  6 import java.util.List;
  7 import org.json.JSONException;
  8 import org.json.JSONObject;
  9 import com.tulingdemo.R;
 10 import android.app.Activity;
 11 import android.os.Bundle;
 12 import android.view.View;
 13 import android.view.View.OnClickListener;
 14 import android.widget.Button;
 15 import android.widget.EditText;
 16 import android.widget.ListView;
 17 
 18 public class MainActivity extends Activity implements HttpGetDataListener,
 19         OnClickListener {
 20 
 21     private HttpData httpData;
 22     private List<ListData> lists;
 23     private ListView lv;
 24     private EditText sendtext;
 25     private Button send_btn;
 26     private String content_str;
 27     private TextAdapter adapter;
 28     private String[] welcome_array;
 29     // 做比对时间；老时间
 30     private double currentTime = 0, oldTime = 0;
 31 
 32     @Override
 33     protected void onCreate(Bundle savedInstanceState) {
 34         super.onCreate(savedInstanceState);
 35         setContentView(R.layout.activity_main);
 36         initView();
 37     }
 38 
 39     private void initView() {
 40         lv = (ListView) findViewById(R.id.lv);
 41         sendtext = (EditText) findViewById(R.id.sendText);
 42         send_btn = (Button) findViewById(R.id.send_btn);
 43         lists = new ArrayList<ListData>();
 44         send_btn.setOnClickListener(this);
 45         adapter = new TextAdapter(lists, this);
 46         lv.setAdapter(adapter);
 47         ListData listData;
 48         listData = new ListData(getRandomWelcomeTips(), ListData.RECEIVER,
 49                 getTime());
 50         lists.add(listData);
 51     }
 52 
 53     /** 用户第一次进入，随机获取欢迎语 */
 54     private String getRandomWelcomeTips() {
 55         String welcome_tip = null;
 56         welcome_array = this.getResources()
 57                 .getStringArray(R.array.welcome_tips);
 58         int index = (int) (Math.random() * (welcome_array.length - 1));
 59         welcome_tip = welcome_array[index];
 60         return welcome_tip;
 61     }
 62 
 63     @Override
 64     public void getDataUrl(String data) {
 65         parseText(data);
 66     }
 67 
 68     public void parseText(String str) {
 69         try {
 70             JSONObject jb = new JSONObject(str);
 71             // System.out.println(jb.getString("code"));
 72             // System.out.println(jb.getString("text"));
 73             ListData listData;
 74             listData = new ListData(jb.getString("text"), ListData.RECEIVER,
 75                     getTime());
 76             lists.add(listData);
 77             adapter.notifyDataSetChanged();
 78         } catch (JSONException e) {
 79             e.printStackTrace();
 80         }
 81     }
 82 
 83     @Override
 84     public void onClick(View v) {
 85         getTime();
 86         content_str = sendtext.getText().toString();
 87         sendtext.setText("");
 88         // 去掉空格
 89         String dropk = content_str.replace(" ", "");
 90         // 去掉回车
 91         String droph = dropk.replace("\n", "");
 92         ListData listData;
 93         listData = new ListData(content_str, ListData.SEND, getTime());
 94         lists.add(listData);
 95         if (lists.size() > 30) {
 96             for (int i = 0; i < lists.size(); i++) {
 97                 // 移除数据
 98                 lists.remove(i);
 99             }
100         }
101         adapter.notifyDataSetChanged();
102         httpData = (HttpData) new HttpData(
103                 "http://www.tuling123.com/openapi/api?key=6af9822f5491fadfc142b53818bbd63a&info="
104                         + droph, this).execute();
105     }
106 
107     /** 获取时间 */
108     private String getTime() {
109         currentTime = System.currentTimeMillis();
110         SimpleDateFormat format = new SimpleDateFormat("yyyy年MM月dd日 HH:mm:ss");
111         Date curDate = new Date();
112         String str = format.format(curDate);
113         // 如果超过5分钟.
114         if (currentTime - oldTime >= 5 * 60 * 1000) {
115             oldTime = currentTime;
116             return str;
117         } else {
118             return "";
119         }
120 
121     }
122 }

 1 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
 2     xmlns:tools="http://schemas.android.com/tools"
 3     android:layout_width="match_parent"
 4     android:layout_height="match_parent"
 5     android:orientation="vertical" >
 6 
 7     <!-- 
 8          android:transcriptMode="alwaysScroll" 自动向下一直滚动。
 9      -->
10     <ListView
11         android:id="@+id/lv"
12         android:layout_width="fill_parent"
13         android:layout_height="0dp"
14         android:layout_weight="1"
15         android:divider="@null"
16         android:listSelector="@android:color/transparent"
17         android:transcriptMode="alwaysScroll" />
18 
19     <LinearLayout
20         android:layout_width="fill_parent"
21         android:layout_height="wrap_content"
22         android:orientation="horizontal" >
23 
24         <EditText
25             android:id="@+id/sendText"
26             android:layout_width="0dp"
27             android:layout_height="wrap_content"
28             android:layout_weight="1" />
29         
30         <Button 
31             android:id="@+id/send_btn"
32             android:layout_width="wrap_content"
33             android:layout_height="wrap_content"
34             android:text="@string/send" />
35     </LinearLayout>
36 
37 </LinearLayout>

 1 package com.tulingdemo;
 2 
 3 import java.util.List;
 4 import com.tulingdemo.R;
 5 import android.content.Context;
 6 import android.view.LayoutInflater;
 7 import android.view.View;
 8 import android.view.ViewGroup;
 9 import android.widget.BaseAdapter;
10 import android.widget.RelativeLayout;
11 import android.widget.TextView;
12 
13 public class TextAdapter extends BaseAdapter {
14 
15     private List<ListData> lists;
16     private Context mContext;
17     private RelativeLayout layout;
18 
19     public TextAdapter(List<ListData> lists, Context mContext) {
20         this.lists = lists;
21         this.mContext = mContext;
22     }
23 
24     @Override
25     public int getCount() {
26         return lists.size();
27     }
28 
29     @Override
30     public Object getItem(int position) {
31         return lists.get(position);
32     }
33 
34     @Override
35     public long getItemId(int position) {
36         return position;
37     }
38 
39     @Override
40     public View getView(int position, View convertView, ViewGroup parent) {
41         
42         LayoutInflater inflater = LayoutInflater.from(mContext);
43         
44         if (lists.get(position).getFlag() == ListData.RECEIVER) {
45             layout = (RelativeLayout) inflater.inflate(R.layout.leftitem, null);
46         }
47         if (lists.get(position).getFlag() == ListData.SEND) {
48             layout = (RelativeLayout) inflater
49                     .inflate(R.layout.rightitem, null);
50         }
51         TextView tv = (TextView) layout.findViewById(R.id.tv);
52         TextView time = (TextView) layout.findViewById(R.id.time);
53         tv.setText(lists.get(position).getContent());
54         time.setText(lists.get(position).getTime());
55         return layout;
56     }
57 
58 }

 1 <?xml version="1.0" encoding="utf-8"?>
 2 <RelativeLayout 
 3     xmlns:android="http://schemas.android.com/apk/res/android"
 4     android:layout_width="match_parent"
 5     android:layout_height="match_parent" >
 6 
 7     <TextView
 8         android:id="@+id/time"
 9         android:layout_width="fill_parent"
10         android:layout_height="wrap_content"
11         android:gravity="center_horizontal" />
12 
13     <ImageView
14         android:id="@+id/iv"
15         android:layout_width="70dp"
16         android:layout_height="70dp"
17         android:layout_below="@id/time"
18         android:padding="10dp"
19         android:src="@drawable/robot" />
20 
21     <TextView
22         android:id="@+id/tv"
23         android:layout_width="wrap_content"
24         android:layout_height="wrap_content"
25         android:layout_below="@id/time"
26         android:layout_marginRight="50dp"
27         android:layout_toRightOf="@id/iv"
28         android:background="@drawable/aio_friend_bg_nor_11"
29         android:gravity="center" />
30 
31 </RelativeLayout>

 1 <?xml version="1.0" encoding="utf-8"?>
 2 <RelativeLayout 
 3     xmlns:android="http://schemas.android.com/apk/res/android"
 4     android:layout_width="match_parent"
 5     android:layout_height="match_parent" >
 6 
 7     <TextView
 8         android:id="@+id/time"
 9         android:layout_width="fill_parent"
10         android:layout_height="wrap_content"
11         android:gravity="center_horizontal" />
12 
13     <ImageView
14         android:id="@+id/iv"
15         android:layout_width="70dp"
16         android:layout_height="70dp"
17         android:layout_alignParentRight="true"
18         android:layout_below="@id/time"
19         android:padding="10dp"
20         android:src="@drawable/visitor" />
21 
22     <TextView
23         android:id="@+id/tv"
24         android:layout_width="wrap_content"
25         android:layout_height="wrap_content"
26         android:layout_below="@id/time"
27         android:layout_marginLeft="50dp"
28         android:layout_toLeftOf="@id/iv"
29         android:background="@drawable/aio_user_bg_nor_11"
30         android:gravity="center" />
31 
32 </RelativeLayout>

 1 package com.tulingdemo;
 2 
 3 import java.io.BufferedReader;
 4 import java.io.InputStream;
 5 import java.io.InputStreamReader;
 6 import org.apache.http.HttpEntity;
 7 import org.apache.http.HttpResponse;
 8 import org.apache.http.client.HttpClient;
 9 import org.apache.http.client.methods.HttpGet;
10 import org.apache.http.impl.client.DefaultHttpClient;
11 import android.os.AsyncTask;
12 
13 public class HttpData extends AsyncTask<String, Void, String>{
14 
15     private HttpClient mHttpClient;
16     private HttpGet mHttpGet;
17     private HttpResponse mHttpResponse;
18     private HttpEntity mHttpEntity;
19     private InputStream in;
20     private HttpGetDataListener listener;
21     
22     private String url;
23     public HttpData(String url,HttpGetDataListener listener) {
24         this.url = url;
25         this.listener = listener;
26     }
27     
28     @Override
29     protected String doInBackground(String... params) {
30         try {
31             mHttpClient = new DefaultHttpClient();
32             mHttpGet = new HttpGet(url);
33             mHttpResponse = mHttpClient.execute(mHttpGet);
34             mHttpEntity = mHttpResponse.getEntity();
35             in = mHttpEntity.getContent();
36             BufferedReader br = new BufferedReader(new InputStreamReader(in));
37             String line = null;
38             StringBuffer sb = new StringBuffer();
39             while ((line = br.readLine()) != null) {
40                 sb.append(line);
41             }
42             return sb.toString();
43         } catch (Exception e) {
44         }
45         return null;
46     }
47     @Override
48     protected void onPostExecute(String result) {
49         listener.getDataUrl(result);
50         super.onPostExecute(result);
51     }
52 }

1 package com.tulingdemo;
2 
3 public interface HttpGetDataListener {
4     void getDataUrl(String data);
5 }

 1 package com.tulingdemo;
 2 
 3 public class ListData {
 4     
 5     public static final int SEND = 1;      // 发送
 6     public static final int RECEIVER = 2;  // 接收
 7     private String content;
 8     // 标识，判断是左边，还是右边。
 9     private int flag;    
10     private String time;
11     
12     public ListData(String content,int flag,String time) {
13         setContent(content);
14         setFlag(flag);
15         setTime(time);
16     }
17     
18     public String getContent() {
19         return content;
20     }
21     public void setContent(String content) {
22         this.content = content;
23     }
24     public int getFlag() {
25         return flag;
26     }
27     public void setFlag(int flag) {
28         this.flag = flag;
29     }
30     public String getTime() {
31         return time;
32     }
33     public void setTime(String time) {
34         this.time = time;
35     }
36 }

 1 <?xml version="1.0" encoding="utf-8"?>
 2 <resources>
 3 
 4     <string name="app_name">小灵机器人</string>
 5     <string name="hello_world">Hello world!</string>
 6     <string name="action_settings">Settings</string>
 7     <string name="send">发送</string>
 8     
 9     <!-- 欢迎语 -->
10     <string-array name="welcome_tips">
11         <item>主人，奴婢在此等候多时了</item>
12         <item>主人，近来一切可好</item>
13         <item>亲爱的，我想死你了</item>
14         <item>欢迎归来，我亲爱的主人</item>
15         <item>我是小灵机器人，很高兴为您服务</item>
16     </string-array>
17 
18 </resources>