diff --git a/core/backend/src/main/java/io/dataease/commons/filter/HtmlResourceFilter.java b/core/backend/src/main/java/io/dataease/commons/filter/HtmlResourceFilter.java new file mode 100644 index 0000000000..1e674bb0c1 --- /dev/null +++ b/core/backend/src/main/java/io/dataease/commons/filter/HtmlResourceFilter.java @@ -0,0 +1,40 @@ +package io.dataease.commons.filter; + +import org.springframework.core.Ordered; +import org.springframework.http.HttpHeaders; +import org.springframework.stereotype.Component; + +import javax.servlet.*; +import javax.servlet.http.HttpServletResponse; +import java.io.IOException; + +@Component +public class HtmlResourceFilter implements Filter, Ordered { + + @Override + public int getOrder() { + return 99; + } + + @Override + public void init(FilterConfig filterConfig) throws ServletException { + Filter.super.init(filterConfig); + } + + @Override + public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException { + HttpServletResponse httpResponse = (HttpServletResponse) servletResponse; + // 禁用缓存 + httpResponse.setHeader(HttpHeaders.CACHE_CONTROL, "no-cache"); + httpResponse.setHeader("Cache", "no-cache"); + httpResponse.setHeader(HttpHeaders.PRAGMA, "no-cache"); + httpResponse.setHeader(HttpHeaders.EXPIRES, "0"); + // 继续执行过滤器链 + filterChain.doFilter(servletRequest, httpResponse); + } + + @Override + public void destroy() { + Filter.super.destroy(); + } +}