CharacterEncodingFilter

时间：2010-07-06 来源：mozhx

CharacterEncodingFilter.java package com.newspager.util; 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 CharacterEncodingFilter implements Filter {
private FilterConfig config;
private String encoding = "ISO8859_1"; public void destroy() {
  System.out.println(config);
  config = null;
} public void doFilter(ServletRequest request, ServletResponse response,
   FilterChain chain) throws IOException, ServletException {
  request.setCharacterEncoding(encoding);
  chain.doFilter(request, response);
} public void init(FilterConfig config) throws ServletException {
  this.config = config;
  String s = config.getInitParameter("encoding");
  if (s != null) {
   encoding = s;
  }
}
} 
   <filter>
<filter-name>CharacterEncodingFilter</filter-name>
<filter-class>com.newspager.util.CharacterEncodingFilter</filter-class>
<init-param>
  <param-name>encoding</param-name>
  <param-value>gbk</param-value>
</init-param>
</filter>
    <filter-mapping>
<filter-name>CharacterEncodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>

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