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POservlet to jsp pass value
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  1. POservlet to jsp pass value
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    copied!<p>I want to simple pass value servlet to jsp page. I want to run jsp file and onload data is display from getting servlet</p> <p>But I got null : <code>"Servlet communicated message to JSP: null "</code></p> <p>below is my code.</p> <p><strong>java code</strong></p> <pre><code>package api; public class ServletToJSP extends HttpServlet { public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { //communicating a simple String message. String message = "Example source code of Servlet to JSP communication."; request.setAttribute("message", message); RequestDispatcher reqDispatcher = getServletConfig().getServletContext().getRequestDispatcher("javaPapers.jsp"); reqDispatcher.forward(request,response); } } </code></pre> <p><strong>jsp file</strong></p> <pre><code>&lt;%@ page import="api.ServletToJSP" language="java" %&gt; &lt;html&gt; &lt;body&gt; &lt;% String message = (String) request.getAttribute("message"); out.println("Servlet communicated message to JSP: "+ message); // Vector vecObj = (Vector) request.getAttribute("vecBean"); // out.println("Servlet to JSP communication of an object: "+vecObj.get(0)); %&gt; &lt;/body&gt; &lt;/html&gt; </code></pre> <p><strong>web.xml</strong></p> <pre><code>&lt;servlet&gt; &lt;servlet-name&gt;ServletToJSP&lt;/servlet-name&gt; &lt;servlet-class&gt;api.ServletToJSP&lt;/servlet-class&gt; &lt;/servlet&gt; &lt;servlet-mapping&gt; &lt;servlet-name&gt;ServletToJSP&lt;/servlet-name&gt; &lt;url-pattern&gt;/ServletToJSP/*&lt;/url-pattern&gt; &lt;/servlet-mapping&gt; </code></pre>
 

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