将重复并导致报错的 x-header 和 header 改为都优先使用 x-header

TommyLemon · TommyLemon · commit dc375a0bbe74 · 2026-01-25T22:12:41.000+08:00
diff --git a/APIJSON-Java-Server/APIJSONBoot-MultiDataSource/src/main/java/apijson/boot/RepeatHeaderFilter.java b/APIJSON-Java-Server/APIJSONBoot-MultiDataSource/src/main/java/apijson/boot/RepeatHeaderFilter.java
@@ -0,0 +1,43 @@
+package apijson.boot;
+
+import jakarta.servlet.FilterChain;
+import jakarta.servlet.ServletException;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletRequestWrapper;
+import jakarta.servlet.http.HttpServletResponse;
+import org.springframework.stereotype.Component;
+import org.springframework.web.filter.OncePerRequestFilter;
+
+import java.io.IOException;
+
+@Component
+public class RepeatHeaderFilter extends OncePerRequestFilter {
+
+    @Override
+    protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain filterChain)
+            throws ServletException, IOException {
+
+        HttpServletRequestWrapper wrapper = new HttpServletRequestWrapper(request) {
+            @Override
+            public String getHeader(String name) {
+                if (name != null && ! name.toLowerCase().startsWith("x-")) {
+                    String xVal = request.getHeader("x-" + name.toLowerCase());
+                    if (xVal != null && ! xVal.isEmpty()) {
+                        return xVal;
+                    }
+                }
+
+//                if (name != null && name.toLowerCase().startsWith("x-")) {
+//                    String xVal = request.getHeader(name);
+//                    if (xVal == null || xVal.isEmpty()) {
+//                        return request.getHeader(name.substring(2).toLowerCase());
+//                    }
+//                }
+
+                return super.getHeader(name);
+            }
+        };
+
+        filterChain.doFilter(wrapper, response);
+    }
+}
