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Java Programming Code Examples

Java > Servlets Code Examples

Handling form content

Handling form content package com.ack.web.servlet; import java.io.IOException; import java.io.PrintWriter; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; public class HandlingFormContent extends HttpServlet { public void doPost( HttpServletRequest req, HttpServletResponse res ) throws ServletException, IOException { res.setContentType( "text/html" ); PrintWriter pw = res.getWriter(); pw.println( "<h4>Form Results</h4>" ); pw.println( "<p>query string: " + req.getQueryString() ); pw.println( "<p>unspecified parameter: " + req.getParameter( "coldasice" ) ); pw.println( "<p>GET parameter: " + req.getParameter( "done" ) ); pw.println( "<p>POST parameter (textfield): " + req.getParameter( "textfield" ) ); pw.println( "<p>POST multi-valued parameter (select): " ); String[] values = req.getParameterValues( "select" ); for( int i = 0; i < values.length; i++ ) { pw.println( values[i] ); } } }