SignalR推送服務在Android的實現 SignalA

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SignalA是老外寫的用於實現.net端推送訊息至安卓端的實現，支援版本為android 2.3或以上，由於我的版本最低是2.2，所以只有把源碼下下來自己改，如果你覺得太多了可自己編譯成jar引用，本人不才，對java不是很熟悉，如果此版本中有錯誤還請大家指出來，此圖顯示的是安卓2.2與4.0的版本。

 

chat_hub代碼：

 

[html] view plaincopyprint?

1. <?xml version="1.0" encoding="utf-8"?> 
2. <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 
3.     android:layout_width="match_parent" 
4.     android:layout_height="match_parent" 
5.     android:orientation="vertical" > 
6.     <EditText 
7.         android:id="@+id/chat_text" 
8.         android:layout_width="match_parent" 
9.         android:layout_height="match_parent" 
10.         android:layout_margin="20dp" 
11.         android:gravity="top" 
12.         android:inputType="textMultiLine" 
13.         android:text="" /> 
14.  
15. </LinearLayout> 

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:orientation="vertical" >    <EditText        android:id="@+id/chat_text"        android:layout_width="match_parent"        android:layout_height="match_parent"        android:layout_margin="20dp"        android:gravity="top"        android:inputType="textMultiLine"        android:text="" /></LinearLayout>

ChatHub.java代碼：

 

 

[java] view plaincopyprint?

1. package com.loan.zhironghuimobile; 
2.  
3. import org.json.JSONArray; 
4.  
5. import com.zsoft.SignalA.Hubs.HubConnection; 
6. import com.zsoft.SignalA.Hubs.HubOnDataCallback; 
7. import com.zsoft.SignalA.Hubs.IHubProxy; 
8. import com.zsoft.SignalA.Transport.StateBase; 
9. import com.zsoft.SignalA.Transport.Longpolling.LongPollingTransport; 
10.  
11. import android.app.Activity; 
12. import android.content.OperationApplicationException; 
13. import android.os.Bundle; 
14. import android.widget.EditText; 
15.  
16. public class ChatHub extends Activity { 
17.      
18.     private final static String HUB_URL="http://192.168.1.200:82/signalr/hubs"; 
19.     @Override 
20.     protected void onCreate(Bundle savedInstanceState) { 
21.         // TODO Auto-generated method stub  
22.         super.onCreate(savedInstanceState); 
23.         setContentView(R.layout.chat_hub); 
24.         beginConnect(); 
25.     } 
26.     /**
27.      * hub連結
28.      */ 
29.     private HubConnection conn=new HubConnection(HUB_URL, this, new LongPollingTransport()) { 
30.         @Override 
31.         public void OnError(Exception exception) { 
32.         } 
33.         @Override 
34.         public void OnMessage(String message) { 
35.         } 
36.         @Override 
37.         public void OnStateChanged(StateBase oldState, StateBase newState) { 
38.         } 
39.     }; 
40.     /**
41.      * hub代理 panderman 2013-10-25
42.      */ 
43.     private IHubProxy hub = null; 
44.     /**
45.      * 開啟推送服務 panderman 2013-10-25
46.      */ 
47.     private void beginConnect(){ 
48.         try { 
49.             hub=conn.CreateHubProxy("ChatHub"); 
50.         } catch (OperationApplicationException e) { 
51.             e.printStackTrace(); 
52.         } 
53.         hub.On("addNewMessageToPage", new HubOnDataCallback()  
54.         { 
55.             @Override 
56.             public void OnReceived(JSONArray args) { 
57.                 EditText chatText=(EditText)findViewById(R.id.chat_text); 
58.                 //chatText.setText(args.toString());  
59.                 for(int i=0; i<args.length(); i++) 
60.                 { 
61.                     chatText.append(args.opt(i).toString()); 
62.                 } 
63.             } 
64.         }); 
65.         conn.Start(); 
66.     } 
67. } 

package com.loan.zhironghuimobile;import org.json.JSONArray;import com.zsoft.SignalA.Hubs.HubConnection;import com.zsoft.SignalA.Hubs.HubOnDataCallback;import com.zsoft.SignalA.Hubs.IHubProxy;import com.zsoft.SignalA.Transport.StateBase;import com.zsoft.SignalA.Transport.Longpolling.LongPollingTransport;import android.app.Activity;import android.content.OperationApplicationException;import android.os.Bundle;import android.widget.EditText;public class ChatHub extends Activity {private final static String HUB_URL="http://192.168.1.200:82/signalr/hubs";@Overrideprotected void onCreate(Bundle savedInstanceState) {// TODO Auto-generated method stubsuper.onCreate(savedInstanceState);setContentView(R.layout.chat_hub);beginConnect();}/** * hub連結 */private HubConnection conn=new HubConnection(HUB_URL, this, new LongPollingTransport()) {        @Override        public void OnError(Exception exception) {        }        @Override        public void OnMessage(String message) {        }        @Override        public void OnStateChanged(StateBase oldState, StateBase newState) {        }    };    /**     * hub代理 panderman 2013-10-25     */    private IHubProxy hub = null;    /**     * 開啟推送服務 panderman 2013-10-25     */    private void beginConnect(){    try {hub=conn.CreateHubProxy("ChatHub");} catch (OperationApplicationException e) {e.printStackTrace();}    hub.On("addNewMessageToPage", new HubOnDataCallback() {@Overridepublic void OnReceived(JSONArray args) {EditText chatText=(EditText)findViewById(R.id.chat_text);//chatText.setText(args.toString());for(int i=0; i<args.length(); i++){chatText.append(args.opt(i).toString());}}});    conn.Start();    }}

 

SignalR伺服器端代碼參照http://www.asp.net/signalr來寫

 

SignalA修改過後源碼下載

更多用法參照SignalA官方文檔