1 files changed, 114 insertions, 0 deletions
diff --git a/catalog-fe/src/main/java/org/openecomp/sdc/fe/servlets/ConfigServlet.java b/catalog-fe/src/main/java/org/openecomp/sdc/fe/servlets/ConfigServlet.java
new file mode 100644
index 0000000000..92bb9e8743
--- /dev/null
+++ b/catalog-fe/src/main/java/org/openecomp/sdc/fe/servlets/ConfigServlet.java
@@ -0,0 +1,114 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.fe.servlets;
+
+import java.util.concurrent.TimeUnit;
+
+import javax.servlet.ServletContext;
+import javax.servlet.http.HttpServletRequest;
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+import javax.ws.rs.Produces;
+import javax.ws.rs.container.AsyncResponse;
+import javax.ws.rs.container.Suspended;
+import javax.ws.rs.container.TimeoutHandler;
+import javax.ws.rs.core.Context;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+
+import org.openecomp.sdc.common.api.ConfigurationSource;
+import org.openecomp.sdc.common.api.Constants;
+import org.openecomp.sdc.common.servlets.BasicServlet;
+import org.openecomp.sdc.fe.config.Configuration;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Root resource (exposed at "/" path)
+ */
+@Path("/config")
+public class ConfigServlet extends BasicServlet {
+
+	private static Logger log = LoggerFactory.getLogger(ConfigServlet.class.getName());
+
+	@GET
+	@Path("/get")
+	@Produces(MediaType.APPLICATION_JSON)
+	public String getConfig(@Context final HttpServletRequest request) {
+
+		String result = null;
+
+		ServletContext context = request.getSession().getServletContext();
+
+		ConfigurationSource configurationSource = (ConfigurationSource) context
+				.getAttribute(Constants.CONFIGURATION_SOURCE_ATTR);
+		if (configurationSource != null) {
+			Configuration configuration = configurationSource.getAndWatchConfiguration(Configuration.class, null);
+
+			if (configuration == null) {
+				log.warn("Configuration of type " + Configuration.class + " was not found");
+			}
+			log.debug("{}", configuration);
+			if (log.isInfoEnabled()) {
+				log.info("Info level ENABLED...");
+			}
+			log.info("The value returned from getConfig is " + configuration);
+
+			result = gson.toJson(configuration);
+
+		} else {
+			log.warn("Source Configuration object was not initialized in the context.");
+		}
+
+		return result;
+
+	}
+
+	@GET
+	@Path("/asyncget")
+	public void asyncGet(@Suspended final AsyncResponse asyncResponse) {
+
+		asyncResponse.setTimeoutHandler(new TimeoutHandler() {
+
+			@Override
+			public void handleTimeout(AsyncResponse asyncResponse) {
+				asyncResponse.resume(
+						Response.status(Response.Status.SERVICE_UNAVAILABLE).entity("Operation time out.").build());
+			}
+		});
+		asyncResponse.setTimeout(3, TimeUnit.SECONDS);
+
+		new Thread(new Runnable() {
+			@Override
+			public void run() {
+				String result = veryExpensiveOperation();
+				asyncResponse.resume(result);
+			}
+
+			private String veryExpensiveOperation() {
+
+				return "veryExpensiveOperation SUCCESS";
+
+			}
+		}).start();
+	}
+
+}