Don't read the stream when closing InputStream on REST Client

Fixes: quarkusio#50889

Co-authored-by: Julien Ponge <[email protected]>

Author: geoand

independent-projects/resteasy-reactive/client/runtime/src/main/java/org/jboss/resteasy/reactive/client/handlers/VertxClientInputStream.java

@@ -93,16 +93,9 @@ public void close() throws IOException {
         }
         closed = true;
         try {
-            while (!finished) {
-                readIntoBuffer();
-                if (pooled != null) {
-                    pooled.release();
-                    pooled = null;
-                }
+            if (!finished) {
+                exchange.discard();
             }
-        } catch (IOException | RuntimeException e) {
-            //our exchange is all broken, just end it
-            throw e;
         } finally {
             if (pooled != null) {
                 pooled.release();
@@ -246,6 +239,10 @@ public int readBytesAvailable() {
                 return Integer.MAX_VALUE;
             }
         }
+
+        public void discard() {
+            request.pause().handler(null).exceptionHandler(null).endHandler(null).resume();
+        }
     }
 
 }