1 files changed, 113 insertions, 0 deletions
diff --git a/dcae-analytics-cdap-tca/src/main/java/org/onap/dcae/apod/analytics/cdap/tca/utils/AppPreferencesToSubscriberConfigMapper.java b/dcae-analytics-cdap-tca/src/main/java/org/onap/dcae/apod/analytics/cdap/tca/utils/AppPreferencesToSubscriberConfigMapper.java
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+++ b/dcae-analytics-cdap-tca/src/main/java/org/onap/dcae/apod/analytics/cdap/tca/utils/AppPreferencesToSubscriberConfigMapper.java
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+/*
+ * ===============================LICENSE_START======================================
+ *  dcae-analytics
+ * ================================================================================
+ *    Copyright © 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.onap.dcae.apod.analytics.cdap.tca.utils;
+
+import com.google.common.base.Function;
+import org.onap.dcae.apod.analytics.cdap.tca.settings.TCAAppPreferences;
+import org.onap.dcae.apod.analytics.dmaap.domain.config.DMaaPMRSubscriberConfig;
+
+import javax.annotation.Nonnull;
+
+import static org.onap.dcae.apod.analytics.cdap.common.utils.ValidationUtils.isPresent;
+
+
+/**
+ * Function which translates {@link TCAAppPreferences} to {@link DMaaPMRSubscriberConfig}
+ *
+ * @author Rajiv Singla . Creation Date: 11/17/2016.
+ */
+public class AppPreferencesToSubscriberConfigMapper implements Function<TCAAppPreferences, DMaaPMRSubscriberConfig> {
+
+    /**
+     * Factory Method to converts {@link TCAAppPreferences} to {@link DMaaPMRSubscriberConfig} object
+     *
+     * @param tcaAppPreferences tca app preferences
+     * @return DMaaP Subscriber Config
+     */
+    public static DMaaPMRSubscriberConfig map(final TCAAppPreferences tcaAppPreferences) {
+        return new AppPreferencesToSubscriberConfigMapper().apply(tcaAppPreferences);
+    }
+
+    /**
+     * Implementation to convert {@link TCAAppPreferences} to {@link DMaaPMRSubscriberConfig} object
+     *
+     * @param tcaAppPreferences tca app preferences
+     *
+     * @return DMaaP Subscriber Config
+     */
+    @Nonnull
+    @Override
+    public DMaaPMRSubscriberConfig apply(@Nonnull TCAAppPreferences tcaAppPreferences) {
+
+        // Create a new subscriber settings builder
+        final DMaaPMRSubscriberConfig.Builder subscriberConfigBuilder = new DMaaPMRSubscriberConfig.Builder(
+                tcaAppPreferences.getSubscriberHostName(), tcaAppPreferences.getSubscriberTopicName());
+
+        // Setup up any optional subscriber parameters if they are present
+        final Integer subscriberHostPortNumber = tcaAppPreferences.getSubscriberHostPort();
+        if (subscriberHostPortNumber != null) {
+            subscriberConfigBuilder.setPortNumber(subscriberHostPortNumber);
+        }
+
+        final String subscriberProtocol = tcaAppPreferences.getSubscriberProtocol();
+        if (isPresent(subscriberProtocol)) {
+            subscriberConfigBuilder.setProtocol(subscriberProtocol);
+        }
+
+        final String subscriberUserName = tcaAppPreferences.getSubscriberUserName();
+        if (isPresent(subscriberUserName)) {
+            subscriberConfigBuilder.setUserName(subscriberUserName);
+        }
+
+        final String subscriberUserPassword = tcaAppPreferences.getSubscriberUserPassword();
+        if (isPresent(subscriberUserPassword)) {
+            subscriberConfigBuilder.setUserPassword(subscriberUserPassword);
+        }
+
+        final String subscriberContentType = tcaAppPreferences.getSubscriberContentType();
+        if (isPresent(subscriberContentType)) {
+            subscriberConfigBuilder.setContentType(subscriberContentType);
+        }
+
+        final String subscriberConsumerId = tcaAppPreferences.getSubscriberConsumerId();
+        if (isPresent(subscriberConsumerId)) {
+            subscriberConfigBuilder.setConsumerId(subscriberConsumerId);
+        }
+
+        final String subscriberConsumerGroup = tcaAppPreferences.getSubscriberConsumerGroup();
+        if (isPresent(subscriberConsumerGroup)) {
+            subscriberConfigBuilder.setConsumerGroup(subscriberConsumerGroup);
+        }
+
+        final Integer subscriberTimeoutMS = tcaAppPreferences.getSubscriberTimeoutMS();
+        if (subscriberTimeoutMS != null) {
+            subscriberConfigBuilder.setTimeoutMS(subscriberTimeoutMS);
+        }
+        final Integer subscriberMessageLimit = tcaAppPreferences.getSubscriberMessageLimit();
+        if (subscriberMessageLimit != null) {
+            subscriberConfigBuilder.setMessageLimit(subscriberMessageLimit);
+        }
+
+        // return Subscriber settings
+        return subscriberConfigBuilder.build();
+
+    }
+}