struts 表单中文乱码问题
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今天被这个问题给搞晕了,因为之前遇到这个问题很容易解决了,今天试了很多方法度没有解决,网上一般是用filter和扩展struts的ActionServlet的process方法来解决的,我用了一下,但是为了便于以后查看,就记一下:
方法一:filter
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package cn.edu.hbmy.com.thesis.web; import java.io.IOException; import javax.servlet.Filter;import javax.servlet.FilterChain;import javax.servlet.FilterConfig;import javax.servlet.ServletException;import javax.servlet.ServletRequest;import javax.servlet.ServletResponse; public class EncodingFilter implements Filter {private String encoding;public void destroy() {}public void doFilter(ServletRequest request, ServletResponse response,FilterChain filterChain) throws IOException, ServletException {request.setCharacterEncoding(encoding);filterChain.doFilter(request, response);}public void init(FilterConfig config) throws ServletException {encoding = config.getInitParameter("encoding");}}?
web.xml:
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<filter> <filter-name>Encodeing</filter-name> <filter-class>cn.edu.hbmy.com.thesis.web.EncodingFilter</filter-class> <init-param> <param-name>encoding</param-name> <param-value>UTF-8</param-value> </init-param> </filter> <filter-mapping><filter-name>Encodeing</filter-name><url-pattern>/*</url-pattern></filter-mapping>
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方法2:扩展struts的ActionServlet的process方法
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public class MyActionServlet extends ActionServlet {private static final long serialVersionUID = 1L; @Overrideprotected void process(HttpServletRequest request,HttpServletResponse response) throws IOException, ServletException {request.setCharacterEncoding("UTF-8");response.setCharacterEncoding("UTF-8");super.process(request, response);}}?web.xml:
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<servlet> <servlet-name>action</servlet-name> <servlet-class>cn.edu.hbmy.com.thesis.web.MyActionServlet</servlet-class> <init-param> <param-name>config</param-name> <param-value>/WEB-INF/struts-config.xml</param-value> </init-param> <init-param> <param-name>debug</param-name> <param-value>2</param-value> </init-param> <init-param> <param-name>detail</param-name> <param-value>2</param-value> </init-param> <load-on-startup>0</load-on-startup> </servlet>
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