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Java > Open Source Codes > org > apache > cayenne > remote > hessian > HessianProxyFactory


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19
20 package org.apache.cayenne.remote.hessian;
21
22 import java.io.IOException JavaDoc;
23 import java.net.URL JavaDoc;
24 import java.net.URLConnection JavaDoc;
25
26 import org.apache.cayenne.remote.RemoteSession;
27
28 /**
29  * A proxy factory that handles HTTP sessions.
30  *
31  * @author Andrus Adamchik
32  * @since 1.2
33  */
34 class HessianProxyFactory extends com.caucho.hessian.client.HessianProxyFactory {
35
36     static final String JavaDoc SESSION_COOKIE_NAME = "JSESSIONID";
37
38     private HessianConnection clientConnection;
39
40     HessianProxyFactory(HessianConnection clientConnection) {
41         this.clientConnection = clientConnection;
42     }
43
44     protected URLConnection JavaDoc openConnection(URL JavaDoc url) throws IOException JavaDoc {
45         URLConnection JavaDoc connection = super.openConnection(url);
46
47         // unfortunately we can't read response cookies without completely reimplementing
48 // 'HessianProxy.invoke()'. Currently (3.0.13) it doesn't allow to cleanly
49 // intercept response... so extract session id from the RemoteSession....
50
51         // add session cookie
52 RemoteSession session = clientConnection.getSession();
53         if (session != null && session.getSessionId() != null) {
54             connection.setRequestProperty("Cookie", SESSION_COOKIE_NAME
55                     + "="
56                     + session.getSessionId());
57         }
58
59         return connection;
60     }
61 }
62
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