Use null to instead of empty string value.

m0ver · m0ver · commit 734c57b19f69 · 2026-03-01T00:00:03.000+08:00
diff --git a/src/main/java/org/tinystruct/net/handlers/HTTPHandler.java b/src/main/java/org/tinystruct/net/handlers/HTTPHandler.java
@@ -285,7 +285,7 @@ public HTTPResponse(HttpResponse<InputStream> response) {
                 this.body = new String(decodedStream.readAllBytes(), StandardCharsets.UTF_8);
                 decodedStream.close();
             } else {
-                this.body = "";
+                this.body = null;
             }
         } catch (IOException e) {
             throw new ApplicationRuntimeException(e);
@@ -298,7 +298,7 @@ public HTTPResponse(HttpResponse<InputStream> response) {
     public HTTPResponse(HttpResponse<InputStream> response, Consumer<String> onMessage) {
         this.statusCode = response.statusCode();
         this.headers = response.headers().map();
-        this.body = ""; // SSE mode does not return the entire body content.
+        this.body = null; // SSE mode does not return the entire body content.
 
         handleSSE(response, onMessage);
     }
