<filter>
<filter-name>CharsetFilter</filter-name>
<filter-class>com.f.CharsetEncodingFilter</filter-class>
<init-param>
<param-name>CharsetEncoding</param-name>
<param-value> UTF-8</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>CharsetFilter</filter-name>
<url-pattern> /*</url-pattern>
</filter-mapping>
package com.f;
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 CharsetEncodingFilter implements Filter {
private static String encoding;
@Override
public void destroy() {
// TODO Auto-generated method stub
}
@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
throws IOException, ServletException {
// TODO Auto-generated method stub
request.setCharacterEncoding(encoding);
response.setCharacterEncoding(encoding);
chain.doFilter(request, response);
}
@Override
public void init(FilterConfig config) throws ServletException {
// TODO Auto-generated method stub
encoding = config.getInitParameter("CharsetEncoding");
}
}
<filter-name>CharsetFilter</filter-name>
<filter-class>com.f.CharsetEncodingFilter</filter-class>
<init-param>
<param-name>CharsetEncoding</param-name>
<param-value> UTF-8</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>CharsetFilter</filter-name>
<url-pattern> /*</url-pattern>
</filter-mapping>
package com.f;
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 CharsetEncodingFilter implements Filter {
private static String encoding;
@Override
public void destroy() {
// TODO Auto-generated method stub
}
@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
throws IOException, ServletException {
// TODO Auto-generated method stub
request.setCharacterEncoding(encoding);
response.setCharacterEncoding(encoding);
chain.doFilter(request, response);
}
@Override
public void init(FilterConfig config) throws ServletException {
// TODO Auto-generated method stub
encoding = config.getInitParameter("CharsetEncoding");
}
}