How to encode ampersand in java?












0















I am trying to encode URL parameters in Java. The URL I want to encode is:



String refer = "/login.do?refer=/list.do?page=1&keyword=abc";
refer = URLEncoder.encode(refer, "UTF-8");



But, the getParameter("refer") and getQueryString() are different from each other when I receive the parameter value from the receiving side.




  • getParameter("refer") => /login.do?refer=/list.do?page=1&keyword=abc

  • getQueryString() => %2Flogin.do%3Frefer%3D%2Flist.do%3Fpage%3D1%26keyword%3Dabc


I want to getParameter("refer") as '%26' like getQueryString(). But I want to know why &.










share|improve this question























  • Because & is an HTML entity (NOT a URL encoded value).

    – Elliott Frisch
    Jan 2 at 0:42











  • @ElliottFrisch I forwarded the encoded url to another java spring controller and passed the parameter, so I do not know why it comes out as an & like getParameter("refer").

    – eastglow
    Jan 2 at 0:44











  • Possible duplicate of Java URL encoding of query string parameters

    – Matt
    Jan 2 at 1:14
















0















I am trying to encode URL parameters in Java. The URL I want to encode is:



String refer = "/login.do?refer=/list.do?page=1&keyword=abc";
refer = URLEncoder.encode(refer, "UTF-8");



But, the getParameter("refer") and getQueryString() are different from each other when I receive the parameter value from the receiving side.




  • getParameter("refer") => /login.do?refer=/list.do?page=1&keyword=abc

  • getQueryString() => %2Flogin.do%3Frefer%3D%2Flist.do%3Fpage%3D1%26keyword%3Dabc


I want to getParameter("refer") as '%26' like getQueryString(). But I want to know why &.










share|improve this question























  • Because & is an HTML entity (NOT a URL encoded value).

    – Elliott Frisch
    Jan 2 at 0:42











  • @ElliottFrisch I forwarded the encoded url to another java spring controller and passed the parameter, so I do not know why it comes out as an & like getParameter("refer").

    – eastglow
    Jan 2 at 0:44











  • Possible duplicate of Java URL encoding of query string parameters

    – Matt
    Jan 2 at 1:14














0












0








0








I am trying to encode URL parameters in Java. The URL I want to encode is:



String refer = "/login.do?refer=/list.do?page=1&keyword=abc";
refer = URLEncoder.encode(refer, "UTF-8");



But, the getParameter("refer") and getQueryString() are different from each other when I receive the parameter value from the receiving side.




  • getParameter("refer") => /login.do?refer=/list.do?page=1&keyword=abc

  • getQueryString() => %2Flogin.do%3Frefer%3D%2Flist.do%3Fpage%3D1%26keyword%3Dabc


I want to getParameter("refer") as '%26' like getQueryString(). But I want to know why &.










share|improve this question














I am trying to encode URL parameters in Java. The URL I want to encode is:



String refer = "/login.do?refer=/list.do?page=1&keyword=abc";
refer = URLEncoder.encode(refer, "UTF-8");



But, the getParameter("refer") and getQueryString() are different from each other when I receive the parameter value from the receiving side.




  • getParameter("refer") => /login.do?refer=/list.do?page=1&keyword=abc

  • getQueryString() => %2Flogin.do%3Frefer%3D%2Flist.do%3Fpage%3D1%26keyword%3Dabc


I want to getParameter("refer") as '%26' like getQueryString(). But I want to know why &.







java spring decode encode






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked Jan 2 at 0:39









eastgloweastglow

569




569













  • Because & is an HTML entity (NOT a URL encoded value).

    – Elliott Frisch
    Jan 2 at 0:42











  • @ElliottFrisch I forwarded the encoded url to another java spring controller and passed the parameter, so I do not know why it comes out as an & like getParameter("refer").

    – eastglow
    Jan 2 at 0:44











  • Possible duplicate of Java URL encoding of query string parameters

    – Matt
    Jan 2 at 1:14



















  • Because & is an HTML entity (NOT a URL encoded value).

    – Elliott Frisch
    Jan 2 at 0:42











  • @ElliottFrisch I forwarded the encoded url to another java spring controller and passed the parameter, so I do not know why it comes out as an & like getParameter("refer").

    – eastglow
    Jan 2 at 0:44











  • Possible duplicate of Java URL encoding of query string parameters

    – Matt
    Jan 2 at 1:14

















Because & is an HTML entity (NOT a URL encoded value).

– Elliott Frisch
Jan 2 at 0:42





Because & is an HTML entity (NOT a URL encoded value).

– Elliott Frisch
Jan 2 at 0:42













@ElliottFrisch I forwarded the encoded url to another java spring controller and passed the parameter, so I do not know why it comes out as an & like getParameter("refer").

– eastglow
Jan 2 at 0:44





@ElliottFrisch I forwarded the encoded url to another java spring controller and passed the parameter, so I do not know why it comes out as an & like getParameter("refer").

– eastglow
Jan 2 at 0:44













Possible duplicate of Java URL encoding of query string parameters

– Matt
Jan 2 at 1:14





Possible duplicate of Java URL encoding of query string parameters

– Matt
Jan 2 at 1:14












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