servlet、jsp中獲得項目絕對路徑

servlet中獲得項目絕對路徑<br />String filePath=this.getServletConfig().getServletContext().getRealPath("/");<br />根目錄所對應的絕對路徑:request.getServletPath();</p><p>檔案的絕對路徑 :request.getSession().getServletContext().getRealPath(request.getRequestURI())</p><p>當前web應用的絕對路徑 :servletConfig.getServletContext().getRealPath("/");</p><p>ServletContext對象獲得幾種方式：</p><p>Javax.servlet.http.HttpSession.getServletContext()</p><p>Javax.servlet.jsp.PageContext.getServletContext()</p><p>Javax.servlet.ServletConfig.getServletContext()</p><p>檔案的絕對路徑 :request.getSession().getServletContext().getRealPath(request.getRequestURI())</p><p>當前web應用的絕對路徑 :servletConfig.getServletContext().getRealPath("/");<br />