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-rw-r--r--engine-d/src/main/java/org/onap/holmes/engine/mqconsumer/MQConsumer.java114
-rw-r--r--engine-d/src/test/java/org/onap/holmes/engine/mqconsumer/MQConsumerTest.java189
2 files changed, 303 insertions, 0 deletions
diff --git a/engine-d/src/main/java/org/onap/holmes/engine/mqconsumer/MQConsumer.java b/engine-d/src/main/java/org/onap/holmes/engine/mqconsumer/MQConsumer.java
new file mode 100644
index 0000000..bd77312
--- /dev/null
+++ b/engine-d/src/main/java/org/onap/holmes/engine/mqconsumer/MQConsumer.java
@@ -0,0 +1,114 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * 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.onap.holmes.engine.mqconsumer;
+
+import java.io.Serializable;
+import javax.inject.Inject;
+import javax.jms.Connection;
+import javax.jms.ConnectionFactory;
+import javax.jms.Destination;
+import javax.jms.JMSException;
+import javax.jms.Message;
+import javax.jms.MessageConsumer;
+import javax.jms.MessageListener;
+import javax.jms.Session;
+import lombok.NoArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.activemq.ActiveMQConnectionFactory;
+import org.apache.activemq.command.ActiveMQObjectMessage;
+import org.glassfish.hk2.api.IterableProvider;
+import org.jvnet.hk2.annotations.Service;
+import org.onap.holmes.common.api.stat.VesAlarm;
+import org.onap.holmes.common.config.MQConfig;
+import org.onap.holmes.common.constant.AlarmConst;
+import org.onap.holmes.engine.manager.DroolsEngine;
+
+@Service
+@Slf4j
+@NoArgsConstructor
+public class MQConsumer {
+
+ @Inject
+ private IterableProvider<MQConfig> mqConfigProvider;
+ private ConnectionFactory connectionFactory;
+ private ConnectionFactory connectionFactory1;
+ @Inject
+ private DroolsEngine engine;
+
+ public void registerAlarmTopicListener() {
+ String brokerURL =
+ "tcp://" + mqConfigProvider.get().brokerIp + ":" + mqConfigProvider.get().brokerPort;
+ connectionFactory = new ActiveMQConnectionFactory(mqConfigProvider.get().brokerUsername,
+ mqConfigProvider.get().brokerPassword, brokerURL);
+
+ AlarmMqMessageListener listener = new AlarmMqMessageListener();
+ listener.receive();
+ }
+ class AlarmMqMessageListener implements MessageListener {
+
+ private Connection connection = null;
+ private Session session = null;
+ private Destination destination = null;
+ private MessageConsumer consumer = null;
+
+ private void initialize() throws JMSException {
+ connection = connectionFactory.createConnection();
+ session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
+ destination = session.createTopic(AlarmConst.MQ_TOPIC_NAME_ALARM);
+ consumer = session.createConsumer(destination);
+ connection.start();
+ }
+
+ public void receive() {
+ try {
+ initialize();
+ consumer.setMessageListener(this);
+ } catch (JMSException e) {
+ log.error("Failed to connect to the MQ service : " + e.getMessage(), e);
+ try {
+ close();
+ } catch (JMSException e1) {
+ log.error("Failed close connection " + e1.getMessage(), e1);
+ }
+ }
+ }
+
+ public void onMessage(Message arg0) {
+ ActiveMQObjectMessage objectMessage = (ActiveMQObjectMessage) arg0;
+ try {
+ Serializable object = objectMessage.getObject();
+ if (object instanceof VesAlarm) {
+ VesAlarm vesAlarm = (VesAlarm) object;
+ engine.putRaisedIntoStream(vesAlarm);
+ }
+ } catch (JMSException e) {
+ log.error("Failed get object : " + e.getMessage(), e);
+ }
+ }
+
+ private void close() throws JMSException {
+ if (consumer != null) {
+ consumer.close();
+ }
+ if (session != null) {
+ session.close();
+ }
+ if (connection != null) {
+ connection.close();
+ }
+ }
+ }
+}
diff --git a/engine-d/src/test/java/org/onap/holmes/engine/mqconsumer/MQConsumerTest.java b/engine-d/src/test/java/org/onap/holmes/engine/mqconsumer/MQConsumerTest.java
new file mode 100644
index 0000000..b1ea3cb
--- /dev/null
+++ b/engine-d/src/test/java/org/onap/holmes/engine/mqconsumer/MQConsumerTest.java
@@ -0,0 +1,189 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * 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.onap.holmes.engine.mqconsumer;
+
+import static org.easymock.EasyMock.anyBoolean;
+import static org.easymock.EasyMock.anyInt;
+import static org.easymock.EasyMock.anyObject;
+import static org.easymock.EasyMock.expect;
+
+
+import javax.jms.Connection;
+import javax.jms.ConnectionFactory;
+import javax.jms.Destination;
+import javax.jms.JMSException;
+import javax.jms.MessageConsumer;
+import javax.jms.Session;
+import javax.jms.Topic;
+import org.apache.activemq.command.ActiveMQObjectMessage;
+import org.easymock.EasyMock;
+import org.glassfish.hk2.api.IterableProvider;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.holmes.common.api.stat.Alarm;
+import org.onap.holmes.common.config.MQConfig;
+import org.powermock.api.easymock.PowerMock;
+import org.powermock.reflect.Whitebox;
+
+public class MQConsumerTest {
+
+ private IterableProvider<MQConfig> mqConfigProvider;
+
+ private ConnectionFactory connectionFactory;
+
+ private MQConsumer mqConsumer;
+
+ private MQConsumer mqConsumer1;
+
+ private MQConsumer mqConsumer2;
+
+ @Before
+ public void setUp() {
+
+ mqConsumer = new MQConsumer();
+
+ mqConfigProvider = PowerMock.createMock(IterableProvider.class);
+ connectionFactory = PowerMock.createMock(ConnectionFactory.class);
+
+ Whitebox.setInternalState(mqConsumer, "mqConfigProvider", mqConfigProvider);
+ Whitebox.setInternalState(mqConsumer, "connectionFactory", connectionFactory);
+ }
+
+ @Test
+ public void init() throws Exception {
+ MQConfig mqConfig = new MQConfig();
+ mqConfig.brokerIp = "127.0.0.1";
+ mqConfig.brokerPort = 4567;
+ mqConfig.brokerUsername = "admin";
+ mqConfig.brokerPassword = "admin";
+
+ expect(mqConfigProvider.get()).andReturn(mqConfig).anyTimes();
+ PowerMock.replayAll();
+
+ PowerMock.verifyAll();
+ }
+
+ @Test
+ public void listener_receive() throws JMSException {
+ MQConsumer.AlarmMqMessageListener listener = mqConsumer.new AlarmMqMessageListener();
+
+ Connection connection = PowerMock.createMock(Connection.class);
+ Session session = PowerMock.createMock(Session.class);
+ Destination destination = PowerMock.createMock(Topic.class);
+ MessageConsumer consumer = PowerMock.createMock(MessageConsumer.class);
+
+ Whitebox.setInternalState(listener, "connection", connection);
+ Whitebox.setInternalState(listener, "session", session);
+ Whitebox.setInternalState(listener, "destination", destination);
+ Whitebox.setInternalState(listener, "consumer", consumer);
+
+ PowerMock.reset();
+
+ expect(connectionFactory.createConnection()).andReturn(connection);
+ connection.start();
+ expect(connection.createSession(anyBoolean(), anyInt())).andReturn(session);
+ expect(session.createTopic(anyObject(String.class))).andReturn((Topic) destination);
+ expect(session.createConsumer(anyObject(Destination.class))).andReturn(consumer);
+ consumer.setMessageListener(listener);
+
+ PowerMock.replayAll();
+
+ listener.receive();
+
+ PowerMock.verifyAll();
+ }
+
+ @Test
+ public void listener_exception() throws JMSException {
+ MQConsumer.AlarmMqMessageListener listener = mqConsumer.new AlarmMqMessageListener();
+
+ Connection connection = PowerMock.createMock(Connection.class);
+ Session session = PowerMock.createMock(Session.class);
+ Destination destination = PowerMock.createMock(Topic.class);
+ MessageConsumer consumer = PowerMock.createMock(MessageConsumer.class);
+
+ Whitebox.setInternalState(listener, "connection", connection);
+ Whitebox.setInternalState(listener, "session", session);
+ Whitebox.setInternalState(listener, "destination", destination);
+ Whitebox.setInternalState(listener, "consumer", consumer);
+
+ PowerMock.reset();
+
+ expect(connectionFactory.createConnection()).andReturn(connection);
+ connection.start();
+ expect(connection.createSession(anyBoolean(), anyInt())).andReturn(session);
+ expect(session.createTopic(anyObject(String.class))).andReturn((Topic) destination);
+ expect(session.createConsumer(anyObject(Destination.class))).andReturn(consumer);
+ consumer.setMessageListener(listener);
+ EasyMock.expectLastCall().andThrow(new JMSException(""));
+
+ consumer.close();
+ session.close();
+ connection.close();
+
+ PowerMock.replayAll();
+
+ listener.receive();
+
+ PowerMock.verifyAll();
+ }
+
+ @Test
+ public void listener_close_exception() throws JMSException {
+ MQConsumer.AlarmMqMessageListener listener = mqConsumer.new AlarmMqMessageListener();
+
+ Connection connection = PowerMock.createMock(Connection.class);
+ Session session = PowerMock.createMock(Session.class);
+ Destination destination = PowerMock.createMock(Topic.class);
+ MessageConsumer consumer = PowerMock.createMock(MessageConsumer.class);
+
+ Whitebox.setInternalState(listener, "connection", connection);
+ Whitebox.setInternalState(listener, "session", session);
+ Whitebox.setInternalState(listener, "destination", destination);
+ Whitebox.setInternalState(listener, "consumer", consumer);
+
+ PowerMock.reset();
+
+ expect(connectionFactory.createConnection()).andReturn(connection);
+ connection.start();
+ expect(connection.createSession(anyBoolean(), anyInt())).andReturn(session);
+ expect(session.createTopic(anyObject(String.class))).andReturn((Topic) destination);
+ expect(session.createConsumer(anyObject(Destination.class))).andReturn(consumer);
+ consumer.setMessageListener(listener);
+ EasyMock.expectLastCall().andThrow(new JMSException(""));
+
+ consumer.close();
+ EasyMock.expectLastCall().andThrow(new JMSException(""));
+
+ PowerMock.replayAll();
+
+ listener.receive();
+
+ PowerMock.verifyAll();
+ }
+
+ @Test
+ public void listener_on_message() throws JMSException {
+ MQConsumer.AlarmMqMessageListener listener = mqConsumer.new AlarmMqMessageListener();
+ Alarm alarm = new Alarm();
+ alarm.setAlarmKey("alarmKey");
+ ActiveMQObjectMessage objectMessage = new ActiveMQObjectMessage();
+ objectMessage.setObject(alarm);
+
+ listener.onMessage(objectMessage);
+ }
+}