Do not encode slash in templates in MP RestClient

ext/microprofile/mp-rest-client/src/main/java/org/glassfish/jersey/microprofile/restclient/PathParamModel.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019 Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2019, 2023 Oracle and/or its affiliates. All rights reserved.
  *
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License v. 2.0, which is available at
@@ -43,7 +43,7 @@ public String getPathParamName() {
     @Override
     public WebTarget handleParameter(WebTarget requestPart, Class<? extends Annotation> annotationClass, Object instance) {
         Object resolvedValue = interfaceModel.resolveParamValue(instance, parameter);
-        return requestPart.resolveTemplate(pathParamName, resolvedValue);
+        return requestPart.resolveTemplate(pathParamName, resolvedValue, false);
     }
 
     @Override

tests/integration/microprofile/rest-client/src/test/java/org/glassfish/jersey/restclient/PathParamTest.java

@@ -0,0 +1,88 @@
+/*
+ * Copyright (c) 2023 Oracle and/or its affiliates. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v. 2.0, which is available at
+ * http://www.eclipse.org/legal/epl-2.0.
+ *
+ * This Source Code may also be made available under the following Secondary
+ * Licenses when the conditions for such availability set forth in the
+ * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
+ * version 2 with the GNU Classpath Exception, which is available at
+ * https://www.gnu.org/software/classpath/license.html.
+ *
+ * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
+ */
+
+package org.glassfish.jersey.restclient;
+
+import org.eclipse.microprofile.rest.client.RestClientBuilder;
+import org.glassfish.jersey.server.ResourceConfig;
+import org.glassfish.jersey.test.JerseyTest;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+import javax.json.Json;
+import javax.json.JsonBuilderFactory;
+import javax.json.JsonObject;
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.Application;
+import javax.ws.rs.core.MediaType;
+import java.net.URI;
+import java.util.Collections;
+
+public class PathParamTest extends JerseyTest {
+    @Path("/greet")
+    public static class GreetResource {
+        private static final JsonBuilderFactory JSON = Json.createBuilderFactory(Collections.emptyMap());
+
+        @GET
+        @Produces(MediaType.APPLICATION_JSON)
+        @Path("/everything/everywhere")
+        public JsonObject getDefaultMessage() {
+            return createResponse("World");
+        }
+
+        private JsonObject createResponse(String who) {
+            String msg = String.format("%s %s!", "Hello", who);
+
+            return JSON.createObjectBuilder()
+                    .add("message", msg)
+                    .build();
+        }
+    }
+
+    @Path("/greet")
+    public static interface GreetResourceClient {
+
+        @GET
+        @Produces(MediaType.APPLICATION_JSON)
+        @Path("{folderpath}")
+        JsonObject getDefaultMessage(@PathParam("folderpath") String folderPath);
+    }
+
+    @Override
+    protected Application configure() {
+        return new ResourceConfig(GreetResource.class);
+    }
+
+    @Test
+    public void testRestClientRequest() {
+        GreetResourceClient client = RestClientBuilder.newBuilder()
+                .baseUri(URI.create("http://localhost:9998")).build(GreetResourceClient.class);
+        JsonObject jsonObject = client.getDefaultMessage("everything/everywhere");
+        Assertions.assertEquals("Hello World!", jsonObject.getString("message"));
+    }
+
+    @Test
+    public void testStandardRequest() {
+        JsonObject jsonObject = target()
+                .path("greet").path("everything").path("everywhere")
+                .request()
+                .get(JsonObject.class);
+        Assertions.assertEquals("Hello World!", jsonObject.getString("message"));
+    }
+}