jsp请求servlet地址时返回的中文为乱码问题如何解决?
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2022-06-15 15:53:24
当jsp请求servlet地址时放回的中文为乱码,首先我数据库中的编码格式为utf-8,包括jsp,myeclipse,servlet,都设置了这个编码,菜鸟小编最终百度到解决办法...
当jsp请求servlet地址时放回的中文为乱码,首先我数据库中的编码格式为utf-8,包括jsp,myeclipse,servlet,都设置了这个编码,菜鸟小编最终百度到解决办法,直接上代码。
jsppackage application.admin.servlet.cate; import java.io.*; import javax.servlet.*; import javax.servlet.annotation.WebServlet; import javax.servlet.http.*; import org.json.JSONArray; import application.admin.cate.Cate; import common.api.CommonApi; @WebServlet("/CateListServlet") public class CateListServlet extends HttpServlet { private String json_data; public void init() throws ServletException { } public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { request.setCharacterEncoding("UTF-8"); response.setCharacterEncoding("UTF-8"); response.setContentType("text/html; charset=UTF-8"); response.setHeader("Content-Type", "text/html; charset=UTF-8"); JSONArray book_cate_list; String user_id = request.getParameter("user_id"); String state = request.getParameter("state"); Cate cate = new Cate(); try { book_cate_list = cate.book_cate_list();//获取所有图书分类 int count_cate = cate.count_cate();//统计图书分类个数 json_data = CommonApi.return_json(book_cate_list,count_cate);//拼装返回数据 } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } response.getOutputStream().write(json_data.getBytes("utf-8")); } public void destroy() { // 什么也不做 } }servlet
package application.admin.servlet.cate; import java.io.*; import javax.servlet.*; import javax.servlet.annotation.WebServlet; import javax.servlet.http.*; import org.json.JSONArray; import application.admin.cate.Cate; import common.api.CommonApi; @WebServlet("/CateListServlet") public class CateListServlet extends HttpServlet { private String json_data; public void init() throws ServletException { } public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { request.setCharacterEncoding("UTF-8"); response.setCharacterEncoding("UTF-8"); response.setContentType("text/html; charset=UTF-8"); response.setHeader("Content-Type", "text/html; charset=UTF-8"); JSONArray book_cate_list; String user_id = request.getParameter("user_id"); String state = request.getParameter("state"); Cate cate = new Cate(); try { book_cate_list = cate.book_cate_list();//获取所有图书分类 int count_cate = cate.count_cate();//统计图书分类个数 json_data = CommonApi.return_json(book_cate_list,count_cate);//拼装返回数据 } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } response.getOutputStream().write(json_data.getBytes("utf-8")); } public void destroy() { // 什么也不做 } }
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