Kafka app that listens to events from applications and pushes them to a kafka bus
Change-Id: I8026f13f10aa00f6389b89459fa8ebd74de289a3
diff --git a/src/main/java/org/opencord/kafka/impl/KafkaConfig.java b/src/main/java/org/opencord/kafka/impl/KafkaConfig.java
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+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * 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.
+ */
+
+package org.opencord.kafka.impl;
+
+import org.onosproject.core.ApplicationId;
+import org.onosproject.net.config.Config;
+
+/**
+ * Configuration of the Kafka publishing endpoint.
+ */
+public class KafkaConfig extends Config<ApplicationId> {
+
+ private static final String BOOTSTRAP_SERVERS = "bootstrapServers";
+ private static final String RETRIES = "retries";
+ private static final String RECONNECT_BACKOFF = "reconnectBackoff";
+ private static final String INFLIGHT_REQUESTS = "inflightRequests";
+ private static final String ACKS = "acks";
+
+ private static final String DEFAULT_RETRIES = "1";
+ private static final String DEFAULT_RECONNECT_BACKOFF = "500";
+ private static final String DEFAULT_INFLIGHT_REQUESTS = "5";
+ private static final String DEFAULT_ACKS = "1";
+
+ @Override
+ public boolean isValid() {
+ return hasOnlyFields(BOOTSTRAP_SERVERS, RETRIES, RECONNECT_BACKOFF,
+ INFLIGHT_REQUESTS, ACKS) && hasFields(BOOTSTRAP_SERVERS);
+ }
+
+ /**
+ * Returns the Kafka bootstrap servers.
+ * <p>
+ * This can be a hostname/IP and port (e.g. 10.1.1.1:9092).
+ * </p>
+ *
+ * @return Kafka bootstrap servers
+ */
+ public String getBootstrapServers() {
+ return object.path(BOOTSTRAP_SERVERS).asText();
+ }
+
+ /**
+ * Returns the number of retries.
+ *
+ * @return retries
+ */
+ public String getRetries() {
+ return get(RETRIES, DEFAULT_RETRIES);
+ }
+
+ /**
+ * Returns the reconnect backoff in milliseconds.
+ *
+ * @return reconnect backoff
+ */
+ public String getReconnectBackoff() {
+ return get(RECONNECT_BACKOFF, DEFAULT_RECONNECT_BACKOFF);
+ }
+
+ /**
+ * Returns the number of inflight requests.
+ *
+ * @return inflight requests
+ */
+ public String getInflightRequests() {
+ return get(INFLIGHT_REQUESTS, DEFAULT_INFLIGHT_REQUESTS);
+ }
+
+ /**
+ * Returns the number of acks.
+ *
+ * @return acks
+ */
+ public String getAcks() {
+ return get(ACKS, DEFAULT_ACKS);
+ }
+}