修复防重复提交注解无效问题

RuoYi

2020-03-13 ab992f4848d663b0ca5dc65883b05ad950eae778

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package com.ruoyi.common.filter;
 
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;
import javax.servlet.http.HttpServletRequest;
 
import com.ruoyi.common.enums.HttpMethod;
 
/**
 * Repeatable 过滤器
 * 
 * @author ruoyi
 */
public class RepeatableFilter implements Filter
{
    @Override
    public void init(FilterConfig filterConfig) throws ServletException
    {
 
    }
 
    @Override
    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
            throws IOException, ServletException
    {
        HttpServletRequest req = (HttpServletRequest) request;
        if (HttpMethod.PUT.name().equals(req.getMethod()) || HttpMethod.POST.name().equals(req.getMethod()))
        {
            RepeatedlyRequestWrapper repeatedlyRequest = new RepeatedlyRequestWrapper((HttpServletRequest) request);
            chain.doFilter(repeatedlyRequest, response);
        }
        else
        {
            chain.doFilter(request, response);
        }
    }
 
    @Override
    public void destroy()
    {
 
    }
}