'how to Encode and decode text in Jsp

<%@page import="java.net.URLDecoder"%>
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
 <%@page import="java.net.URLDecoder"%>
  <%@page import="java.net.URLEncoder"%>
<html>
<form action="index.jsp">
    <body>
        First INPUT:
        <input name="firstinput" type="text" name="fname">
        <br>
        <input type="submit" value="Submit">

        <%
            String first = request.getParameter("firstinput");
              String Searchtext=URLDecoder.decode(first,"UTF-8");
            out.println(Searchtext);

            out.println(URLEncoder.encode(Searchtext,"UTF-8"));
        %>

 </body>
 </form>
</html>

This is My code I want to Encode and Decode text in Jsp Actully I want that when Input Text " ",' ',/ /...any special charter it should print same as it is text like if Input "hello" or hello then it should Print hello or if input 'hello' then also it should Print hello... special charter should Not display please help me i am Unable to do this ...

javajsp


Solution 1:[1]

I think you need this:

String lWithoutSpecials = first.replaceAll("[^\\p{Alpha}]+","");

For me it works great:

String s = "\\Hello\\ \"Hello\" 'Hello'";
String lWithoutSpecials = s.replaceAll("[^\\p{Alpha}]+", "");
System.out.println(lWithoutSpecials);

Output:

HelloHelloHello

Sources

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Source: Stack Overflow

Solution Source
Solution 1

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