38 lines
1.2 KiB
Java
38 lines
1.2 KiB
Java
Accessing session items
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package com.ack.web.servlet;
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import java.io.IOException;
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import java.io.PrintWriter;
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import java.util.Enumeration;
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import javax.servlet.ServletException;
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import javax.servlet.http.HttpServlet;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import javax.servlet.http.HttpSession;
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public class AccessingSessionItems extends HttpServlet {
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public void goGet( HttpServletRequest req, HttpServletResponse res )
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throws ServletException, IOException {
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res.setContentType( "text/html" );
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PrintWriter pw = res.getWriter();
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pw.println( "<HTML><BODY>" );
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HttpSession theSession = req.getSession();
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// get a named item out of the session
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Object obj = theSession.getAttribute( "power" );
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pw.println( "<BR>" + obj );
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// get all the items out of the session
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Enumeration attributeNames = theSession.getAttributeNames();
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while( attributeNames.hasMoreElements() ) {
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String attributeName = (String) attributeNames.nextElement();
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obj = theSession.getAttribute( attributeName );
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pw.println( "<BR>" + attributeName + " = " + obj );
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}
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pw.println( "</BODY></HTML>" );
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}
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}
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