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-rw-r--r--plugins/plugins-event/plugins-event-carrier/plugins-event-carrier-restserver/src/main/java/org/onap/policy/apex/plugins/event/carrier/restserver/AccessControlFilter.java53
-rw-r--r--plugins/plugins-event/plugins-event-carrier/plugins-event-carrier-restserver/src/main/java/org/onap/policy/apex/plugins/event/carrier/restserver/ApexRestServerConsumer.java2
2 files changed, 54 insertions, 1 deletions
diff --git a/plugins/plugins-event/plugins-event-carrier/plugins-event-carrier-restserver/src/main/java/org/onap/policy/apex/plugins/event/carrier/restserver/AccessControlFilter.java b/plugins/plugins-event/plugins-event-carrier/plugins-event-carrier-restserver/src/main/java/org/onap/policy/apex/plugins/event/carrier/restserver/AccessControlFilter.java
new file mode 100644
index 000000000..b1c6bb9ad
--- /dev/null
+++ b/plugins/plugins-event/plugins-event-carrier/plugins-event-carrier-restserver/src/main/java/org/onap/policy/apex/plugins/event/carrier/restserver/AccessControlFilter.java
@@ -0,0 +1,53 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2016-2018 Ericsson. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.apex.plugins.event.carrier.restserver;
+
+import java.io.IOException;
+
+import javax.ws.rs.container.ContainerRequestContext;
+import javax.ws.rs.container.ContainerResponseContext;
+import javax.ws.rs.container.ContainerResponseFilter;
+import javax.ws.rs.ext.Provider;
+
+/**
+ * This class implements ContainerResponseFilter which intercepts every request/response coming to REST server and adds
+ * the required HTTP headers to support CORS.
+ *
+ * @author Ram Krishna Verma (ram.krishna.verma@ericsson.com)
+ */
+@Provider
+public class AccessControlFilter implements ContainerResponseFilter {
+
+ @Override
+ public void filter(final ContainerRequestContext requestContext, final ContainerResponseContext responseContext)
+ throws IOException {
+ responseContext.getHeaders().add("Access-Control-Allow-Origin", requestContext.getHeaderString("Origin"));
+
+ responseContext.getHeaders().add("Access-Control-Expose-Headers", "Content-Type, Accept, Allow");
+
+ responseContext.getHeaders().add("Access-Control-Allow-Headers", "Origin, Content-Type, Accept");
+
+ responseContext.getHeaders().add("Access-Control-Allow-Credentials", "true");
+
+ responseContext.getHeaders().add("Access-Control-Allow-Methods", "OPTIONS, GET, POST, PUT");
+ }
+
+}
diff --git a/plugins/plugins-event/plugins-event-carrier/plugins-event-carrier-restserver/src/main/java/org/onap/policy/apex/plugins/event/carrier/restserver/ApexRestServerConsumer.java b/plugins/plugins-event/plugins-event-carrier/plugins-event-carrier-restserver/src/main/java/org/onap/policy/apex/plugins/event/carrier/restserver/ApexRestServerConsumer.java
index 71bf80f66..8cf0c8f9c 100644
--- a/plugins/plugins-event/plugins-event-carrier/plugins-event-carrier-restserver/src/main/java/org/onap/policy/apex/plugins/event/carrier/restserver/ApexRestServerConsumer.java
+++ b/plugins/plugins-event/plugins-event-carrier/plugins-event-carrier-restserver/src/main/java/org/onap/policy/apex/plugins/event/carrier/restserver/ApexRestServerConsumer.java
@@ -135,7 +135,7 @@ public class ApexRestServerConsumer implements ApexEventConsumer, Runnable {
restConsumerProperties.getPort());
// Instantiate the standalone server
- final ResourceConfig rc = new ResourceConfig(RestServerEndpoint.class);
+ final ResourceConfig rc = new ResourceConfig(RestServerEndpoint.class, AccessControlFilter.class);
server = GrizzlyHttpServerFactory.createHttpServer(URI.create(baseURI), rc);
while (!server.isStarted()) {