2 * ===============================LICENSE_START======================================
4 * ================================================================================
5 * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============================LICENSE_END===========================================
21 package org.openecomp.dcae.apod.analytics.cdap.tca.flow;
23 import co.cask.cdap.api.flow.AbstractFlow;
24 import org.openecomp.dcae.apod.analytics.cdap.common.CDAPComponentsConstants;
25 import org.openecomp.dcae.apod.analytics.cdap.tca.flowlet.TCAVESAlertsSinkFlowlet;
26 import org.openecomp.dcae.apod.analytics.cdap.tca.flowlet.TCAVESMessageRouterFlowlet;
27 import org.openecomp.dcae.apod.analytics.cdap.tca.flowlet.TCAVESThresholdViolationCalculatorFlowlet;
28 import org.openecomp.dcae.apod.analytics.cdap.tca.settings.TCAAppConfig;
31 * TCA Flow for VES (Virtual Event Streaming) Collector Flow
33 * @author Rajiv Singla . Creation Date: 11/3/2016.
35 public class TCAVESCollectorFlow extends AbstractFlow {
37 private final TCAAppConfig tcaAppConfig;
39 public TCAVESCollectorFlow(TCAAppConfig tcaAppConfig) {
40 this.tcaAppConfig = tcaAppConfig;
44 protected void configure() {
46 setName(CDAPComponentsConstants.TCA_FIXED_VES_COLLECTOR_NAME_FLOW);
47 setDescription(CDAPComponentsConstants.TCA_FIXED_VES_COLLECTOR_DESCRIPTION_FLOW);
49 final TCAVESMessageRouterFlowlet messageRouterFlowlet = new TCAVESMessageRouterFlowlet();
50 addFlowlet(messageRouterFlowlet);
52 final TCAVESThresholdViolationCalculatorFlowlet thresholdViolationCalculatorFlowlet =
53 new TCAVESThresholdViolationCalculatorFlowlet(tcaAppConfig.getTcaVESMessageStatusTableName());
54 addFlowlet(thresholdViolationCalculatorFlowlet, tcaAppConfig.getThresholdCalculatorFlowletInstances());
56 final TCAVESAlertsSinkFlowlet alertsSinkFlowlet =
57 new TCAVESAlertsSinkFlowlet(tcaAppConfig.getTcaVESAlertsTableName());
58 addFlowlet(alertsSinkFlowlet);
61 // connect DMaaP MR VES Subscriber output stream to VES Message Router Flowlet
62 connectStream(tcaAppConfig.getTcaSubscriberOutputStreamName(), messageRouterFlowlet);
63 // connect message router to VES threshold calculator
64 connect(messageRouterFlowlet, thresholdViolationCalculatorFlowlet);
65 // connect VES threshold calculator flowlet to Alerts Sink Flowlet
66 connect(thresholdViolationCalculatorFlowlet, alertsSinkFlowlet);