By setting properties that prevent caching in your JSP Page. They are:
<% response.setHeader("pragma","no-cache");//HTTP 1.1
response.setHeader("Cache-Control","no-cache");
response.setHeader("Cache-Control","no-store");
response.addDateHeader("Expires", -1);
response.setDateHeader("max-age", 0);
//response.setIntHeader ("Expires", -1);
//prevents caching at the proxy server
response.addHeader("cache-Control", "private"); %>
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