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Java > Open Source Codes > org > htmlparser > http > ConnectionMonitor


1 // HTMLParser Library $Name: v1_5_20050313 $ - A java-based parser for HTML
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// http://sourceforge.org/projects/htmlparser
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// Copyright (C) 2004 Derrick Oswald
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//
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// Revision Control Information
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//
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// $Source: /cvsroot/htmlparser/htmlparser/src/org/htmlparser/http/ConnectionMonitor.java,v $
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// $Author: derrickoswald $
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// $Date: 2004/09/02 02:28:15 $
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// $Revision: 1.1 $
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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27 package org.htmlparser.http;
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29 import java.net.HttpURLConnection JavaDoc;
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31 import org.htmlparser.util.ParserException;
32
33 /**
34  * Interface for HTTP connection notification callbacks.
35  */

36 public interface ConnectionMonitor
37 {
38     /**
39      * Called just prior to calling connect.
40      * The connection has been conditioned with proxy, URL user/password,
41      * and cookie information. It is still possible to adjust the
42      * connection, to alter the request method for example.
43      * @param connection The connection which is about to be connected.
44      * @exception This exception is thrown if the connection monitor
45      * wants the ConnectionManager to bail out.
46      */

47     void preConnect (HttpURLConnection JavaDoc connection)
48         throws
49             ParserException;
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51     /** Called just after calling connect.
52      * The response code and header fields can be examined.
53      * @param connection The connection that was just connected.
54      * @exception This exception is thrown if the connection monitor
55      * wants the ConnectionManager to bail out.
56      */

57     void postConnect (HttpURLConnection JavaDoc connection)
58         throws
59             ParserException;
60 }
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