Allow usage of other multipart types in Reactive REST Client

Fixes: #28026
quarkusio · Mar 3, 2023 · 55e4353 · 55e4353
1 parent 9c3141f
commit 55e4353
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diff --git a/...deployment/src/test/java/io/quarkus/rest/client/reactive/multipart/MultiByteFileTest.java b/...deployment/src/test/java/io/quarkus/rest/client/reactive/multipart/MultiByteFileTest.java
@@ -15,6 +15,7 @@
 import jakarta.inject.Inject;
 import jakarta.ws.rs.Consumes;
 import jakarta.ws.rs.FormParam;
+import jakarta.ws.rs.HeaderParam;
 import jakarta.ws.rs.POST;
 import jakarta.ws.rs.Path;
 import jakarta.ws.rs.core.MediaType;
@@ -139,6 +140,17 @@ void shouldSendFromMultiEmittingOutsideEventLoop() {
         assertThat(result).isEqualTo("myFile");
     }
 
+    @Test
+    public void shouldPropertySetContentType() {
+        Client client = RestClientBuilder.newBuilder().baseUri(baseUri).build(Client.class);
+
+        ClientForm form = new ClientForm();
+        form.file = Multi.createBy().repeating().supplier(() -> (byte) 4).atMost(100);
+
+        assertThat(client.postMultipartToType(form)).startsWith("multipart/form-data");
+        assertThat(client.postMultipartMixedToType(form)).startsWith("multipart/mixed");
+    }
+
     private void delayedEmit(AtomicLong i, MultiEmitter<? super Byte> em) {
         vertx.setTimer(100, id -> {
             long index = i.getAndIncrement();
@@ -190,6 +202,12 @@ public String uploadEmpty(@MultipartForm FormWithTwoFiles form) {
                     + verifyFile(form.file2, 100, position -> (byte) 7);
         }
 
+        @Path("type")
+        @POST
+        public String contentType(@HeaderParam("Content-Type") String contentType) {
+            return contentType;
+        }
+
         private String verifyFile(FileUpload upload, int expectedSize, Function<Integer, Byte> expectedByte) {
             var uploadedFile = upload.uploadedFile();
             int size;
@@ -270,6 +288,16 @@ public interface Client {
         @POST
         @Consumes(MediaType.MULTIPART_FORM_DATA)
         String postEmpty(@MultipartForm ClientForm form);
+
+        @Path("/type")
+        @POST
+        @Consumes(MediaType.MULTIPART_FORM_DATA)
+        String postMultipartToType(@MultipartForm ClientForm clientForm);
+
+        @Path("/type")
+        @POST
+        @Consumes("multipart/mixed")
+        String postMultipartMixedToType(@MultipartForm ClientForm clientForm);
     }
 
     public static class ClientForm {

diff --git a/...e/src/main/java/org/jboss/resteasy/reactive/client/handlers/ClientSendRequestHandler.java b/...e/src/main/java/org/jboss/resteasy/reactive/client/handlers/ClientSendRequestHandler.java
@@ -39,6 +39,7 @@
 import org.jboss.resteasy.reactive.common.core.Serialisers;
 import org.jboss.resteasy.reactive.common.util.MultivaluedTreeMap;
 
+import io.netty.handler.codec.http.HttpHeaderValues;
 import io.netty.handler.codec.http.LastHttpContent;
 import io.netty.handler.codec.http.multipart.InterfaceHttpData;
 import io.smallrye.mutiny.Multi;
@@ -484,6 +485,19 @@ private QuarkusMultipartFormUpload setMultipartHeadersAndPrepareBody(HttpClientR
             headerMap.put(multipartHeader, multipartHeaders.getAll(multipartHeader));
         }
 
+        if (state.getEntity().getVariant() != null) {
+            Variant v = state.getEntity().getVariant();
+            String variantContentType = v.getMediaType().toString();
+            String multipartContentType = headerMap.getFirst(HttpHeaders.CONTENT_TYPE);
+            if (multipartContentType.startsWith(HttpHeaderValues.MULTIPART_FORM_DATA.toString())
+                    && !variantContentType.startsWith(HttpHeaderValues.MULTIPART_FORM_DATA.toString())) {
+                // this is a total hack whose purpose is to allow the @Consumes annotation to override the media type
+                int semicolonIndex = multipartContentType.indexOf(';');
+                headerMap.put(HttpHeaders.CONTENT_TYPE,
+                        List.of(variantContentType + multipartContentType.substring(semicolonIndex)));
+            }
+        }
+
         setVertxHeaders(httpClientRequest, headerMap);
         return multipartFormUpload;
     }