pnf ready event consumer

Change-Id: I63802ea60d318626ae32e734167d2bce602d72e4
Issue-ID: SO-466
Signed-off-by: Lukasz Muszkieta <lukasz.muszkieta@nokia.com>

6 files changed, 230 insertions, 51 deletions

diff --git a/bpmn/MSOInfrastructureBPMN/src/main/groovy/org/openecomp/mso/bpmn/infrastructure/scripts/PnfReadyEventHandler.java b/bpmn/MSOInfrastructureBPMN/src/main/groovy/org/openecomp/mso/bpmn/infrastructure/scripts/PnfReadyEventHandler.java
new file mode 100644
index 0000000000..f89b6a7a58
--- /dev/null
+++ b/bpmn/MSOInfrastructureBPMN/src/main/groovy/org/openecomp/mso/bpmn/infrastructure/scripts/PnfReadyEventHandler.java
@@ -0,0 +1,28 @@
+package org.openecomp.mso.bpmn.infrastructure.scripts;
+
+import org.camunda.bpm.engine.delegate.DelegateExecution;
+import org.openecomp.mso.bpmn.common.scripts.ExceptionUtil;
+import org.openecomp.mso.client.dmaap.DmaapConsumer;
+import org.openecomp.mso.client.sdno.dmaap.PnfReadyEventConsumer;
+
+public class PnfReadyEventHandler {
+
+    private ExceptionUtil exceptionUtil;
+
+    private static final String TOPIC_NAME = "VES event";
+
+    public PnfReadyEventHandler() {
+        exceptionUtil = new ExceptionUtil();
+    }
+
+    public void getPnfReadyEventFromDmaap (DelegateExecution execution) throws Exception {
+        Object correlationIdVar = execution.getVariable("correlationId");
+        if (!(correlationIdVar instanceof String)) {
+            exceptionUtil.buildAndThrowWorkflowException(execution, 500, "correlationId variable is not String type");
+        }
+        String correlationId = (String) correlationIdVar;
+        DmaapConsumer dmaapConsumer = new PnfReadyEventConsumer(correlationId);
+        dmaapConsumer.consume();
+        // TODO inform camunda process that event has been received
+    }
+}
diff --git a/common/pom.xml b/common/pom.xml
index 23692832e4..313131a7c2 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -160,32 +160,12 @@
 			<artifactId>commons-lang3</artifactId>
 			<version>3.4</version>
 		</dependency>
-        <!--for yang decoder-->
-        <!--<dependency>
-            <groupId>org.opendaylight.yangtools</groupId>
-            <artifactId>yang-data-codec-gson</artifactId>
-            <version>1.1.1-Carbon</version>
-        </dependency>
-        <dependency>
-            <groupId>org.opendaylight.mdsal</groupId>
-            <artifactId>mdsal-binding-dom-adapter</artifactId>
-            <version>2.2.1-Carbon</version>
-        </dependency>
-        <dependency>
-            <groupId>org.opendaylight.mdsal</groupId>
-            <artifactId>mdsal-dom-broker</artifactId>
-            <version>2.2.1-Carbon</version>
-        </dependency>
-        <dependency>
-            <groupId>org.opendaylight.netconf</groupId>
-            <artifactId>sal-rest-connector</artifactId>
-            <version>1.5.1-Carbon</version>
-        </dependency>
-        <dependency>
-            <groupId>org.dom4j</groupId>
-            <artifactId>dom4j</artifactId>
-            <version>2.0.0</version>
-        </dependency>-->
+      <dependency>
+        <groupId>org.assertj</groupId>
+        <artifactId>assertj-core</artifactId>
+        <version>3.9.0</version>
+        <scope>test</scope>
+      </dependency>
     </dependencies>
     <build>
         <resources>
diff --git a/common/src/main/java/org/openecomp/mso/client/dmaap/DmaapConsumer.java b/common/src/main/java/org/openecomp/mso/client/dmaap/DmaapConsumer.java
index 033951612d..6a01fb61ba 100644
--- a/common/src/main/java/org/openecomp/mso/client/dmaap/DmaapConsumer.java
+++ b/common/src/main/java/org/openecomp/mso/client/dmaap/DmaapConsumer.java
@@ -20,29 +20,25 @@
 
 package org.openecomp.mso.client.dmaap;
 
-import java.io.FileNotFoundException;
+import com.google.common.base.Stopwatch;
 import java.io.IOException;
 import java.util.concurrent.TimeUnit;
-
 import org.openecomp.mso.client.dmaap.exceptions.DMaaPConsumerFailure;
 import org.openecomp.mso.client.dmaap.exceptions.ExceededMaximumPollingTime;
 import org.openecomp.mso.client.dmaap.rest.RestConsumer;
 
-import com.google.common.base.Stopwatch;
-
 public abstract class DmaapConsumer extends DmaapClient {
 
-	public DmaapConsumer() throws FileNotFoundException, IOException {
+	public DmaapConsumer() throws IOException {
 		super("dmaap/default-consumer.properties");
 	}
-	
-	public Consumer getConsumer() throws FileNotFoundException, IOException {
+
+	public Consumer getConsumer() {
 		return new RestConsumer(this.properties);
 	}
+
 	public boolean consume() throws Exception {
-		
-		Consumer mrConsumer = this.getConsumer();
-		int iterations = 0;
+	    Consumer mrConsumer = this.getConsumer();
 		boolean accepted = false;
 		Stopwatch stopwatch = Stopwatch.createUnstarted();
 		try {
@@ -59,32 +55,28 @@ public abstract class DmaapConsumer extends DmaapClient {
 					if (!accepted && this.isAccepted(message)) {
 						auditLogger.info("accepted message found for " + this.getRequestId() + " on " + this.getTopic());
 						accepted = true;
-					} 
+					}
 					if (accepted) {
+						auditLogger.info("received dmaap message: " + message);
 						if (this.isFailure(message)) {
 							this.stopProcessingMessages();
-							auditLogger.info("received dmaap message: " + message);
 							final String errorMsg = "failure received from dmaap topic " + this.getTopic();
 							auditLogger.error(errorMsg);
 							throw new DMaaPConsumerFailure(errorMsg);
 						} else {
-							auditLogger.info("received dmaap message: " + message);
 							this.processMessage(message);
 						}
 					}
 				}
-				iterations++;
 			}
 			return true;
-		} catch (Exception e ) {
-			throw e;
 		} finally {
 			if (stopwatch.isRunning()) {
 				stopwatch.stop();
 			}
 		}
 	}
-	
+
 	/**
 	 * Should this consumer continue to consume messages from the topic?
 	 * @return
@@ -92,7 +84,7 @@ public abstract class DmaapConsumer extends DmaapClient {
 	public abstract boolean continuePolling();
 	/**
 	 * Process a message from a DMaaP topic
-	 * 
+	 *
 	 * @param message
 	 * @throws Exception
 	 */
@@ -100,14 +92,14 @@ public abstract class DmaapConsumer extends DmaapClient {
 	/**
 	 * Has the request been accepted by the receiving system?
 	 * Should the consumer move to processing messages?
-	 * 
+	 *
 	 * @param message
 	 * @return
 	 */
 	public abstract boolean isAccepted(String message);
 	/**
 	 * has the request failed?
-	 * 
+	 *
 	 * @param message
 	 * @return
 	 */
@@ -121,11 +113,14 @@ public abstract class DmaapConsumer extends DmaapClient {
 	 * Logic that defines when the consumer should stop processing messages
 	 */
 	public abstract void stopProcessingMessages();
-	
+
 	/**
 	 * time in milliseconds
 	 */
 	public int getMaximumElapsedTime() {
 		return 180000;
 	}
+
+
+
 }
diff --git a/common/src/main/java/org/openecomp/mso/client/sdno/dmaap/PnfReadyEventConsumer.java b/common/src/main/java/org/openecomp/mso/client/sdno/dmaap/PnfReadyEventConsumer.java
new file mode 100644
index 0000000000..08e35f62f8
--- /dev/null
+++ b/common/src/main/java/org/openecomp/mso/client/sdno/dmaap/PnfReadyEventConsumer.java
@@ -0,0 +1,93 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * 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.mso.client.sdno.dmaap;
+
+import java.io.IOException;
+import java.util.Optional;
+import javax.ws.rs.NotSupportedException;
+import org.openecomp.mso.client.dmaap.DmaapConsumer;
+import org.openecomp.mso.jsonpath.JsonPathUtil;
+
+public class PnfReadyEventConsumer extends DmaapConsumer {
+
+    private static final String JSON_PATH_CORRELATION_ID = "$.pnfRegistrationFields.correlationId";
+
+    private boolean continuePolling = true;
+    private String correlationId;
+
+    public PnfReadyEventConsumer(String correlationId) throws IOException {
+        this.correlationId = correlationId;
+    }
+
+    @Override
+    public boolean continuePolling() {
+        return continuePolling;
+    }
+
+    @Override
+    public void processMessage(String message) {
+    }
+
+    @Override
+    public boolean isAccepted(String message) {
+        Optional<String> correlationIdOpt = JsonPathUtil.getInstance().locateResult(message, JSON_PATH_CORRELATION_ID);
+        if (correlationIdOpt.isPresent()) {
+            continuePolling = false;
+            return correlationIdOpt.get().equals(correlationId);
+        }
+        return false;
+    }
+
+    @Override
+    public boolean isFailure(String message) {
+        throw new NotSupportedException();
+    }
+
+    @Override
+    public void stopProcessingMessages() {
+        continuePolling = false;
+    }
+
+    @Override
+    public String getRequestId() {
+        throw new NotSupportedException();
+    }
+
+    @Override
+    public String getUserName() {
+        throw new NotSupportedException();
+    }
+
+    @Override
+    public String getPassword() {
+        throw new NotSupportedException();
+    }
+
+    @Override
+    public String getTopic() {
+        throw new NotSupportedException();
+    }
+
+    @Override
+    public Optional<String> getHost() {
+        throw new NotSupportedException();
+    }
+}
diff --git a/common/src/main/java/org/openecomp/mso/client/sdno/dmaap/SDNOHealthCheckDmaapConsumer.java b/common/src/main/java/org/openecomp/mso/client/sdno/dmaap/SDNOHealthCheckDmaapConsumer.java
index 59adeb2026..ca5888caca 100644
--- a/common/src/main/java/org/openecomp/mso/client/sdno/dmaap/SDNOHealthCheckDmaapConsumer.java
+++ b/common/src/main/java/org/openecomp/mso/client/sdno/dmaap/SDNOHealthCheckDmaapConsumer.java
@@ -20,10 +20,8 @@
 
 package org.openecomp.mso.client.sdno.dmaap;
 
-import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.util.Optional;
-
 import org.openecomp.mso.client.dmaap.DmaapConsumer;
 import org.openecomp.mso.client.exceptions.SDNOException;
 import org.openecomp.mso.jsonpath.JsonPathUtil;
@@ -34,11 +32,11 @@ public class SDNOHealthCheckDmaapConsumer extends DmaapConsumer {
 	private boolean continuePolling = true;
 	private final static String healthDiagnosticPath = "body.output.*";
 
-	public SDNOHealthCheckDmaapConsumer() throws FileNotFoundException, IOException {
+	public SDNOHealthCheckDmaapConsumer() throws IOException {
 		this("none");
 	}
 	
-	public SDNOHealthCheckDmaapConsumer(String uuid) throws FileNotFoundException, IOException {
+	public SDNOHealthCheckDmaapConsumer(String uuid) throws IOException {
 		super();
 		this.uuid = uuid;
 	}
diff --git a/common/src/test/java/org/openecomp/mso/client/dmaap/PnfReadyEventConsumerTest.java b/common/src/test/java/org/openecomp/mso/client/dmaap/PnfReadyEventConsumerTest.java
new file mode 100644
index 0000000000..1561f75140
--- /dev/null
+++ b/common/src/test/java/org/openecomp/mso/client/dmaap/PnfReadyEventConsumerTest.java
@@ -0,0 +1,85 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 Huawei 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.mso.client.dmaap;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
+
+import java.io.IOException;
+import java.util.Arrays;
+import java.util.Optional;
+import org.junit.Test;
+import org.openecomp.mso.client.sdno.dmaap.PnfReadyEventConsumer;
+
+public class PnfReadyEventConsumerTest {
+
+    private static final String CORRELATION_ID = "correlation_id_test";
+
+    private static final String JSON_WITH_CORRELATION_ID = " {\"pnfRegistrationFields\": {\n"
+            + "      \"correlationId\": \"correlation_id_test\"\n"
+            + "    }}";
+
+    @Test
+    public void eventIsFoundForGivenCorrelationId2() throws Exception {
+        PnfReadyEventConsumerForTesting testedObjectSpy = spy(new PnfReadyEventConsumerForTesting(CORRELATION_ID));
+        Consumer consumerMock = mock(Consumer.class);
+        when(testedObjectSpy.getConsumer()).thenReturn(consumerMock);
+        when(consumerMock.fetch()).thenReturn(Arrays.asList(JSON_WITH_CORRELATION_ID));
+        testedObjectSpy.consume();
+        assertThat(testedObjectSpy.continuePolling()).isFalse();
+    }
+
+    // TODO this is temporary class, when methods are defined, it will be deleted
+    private class PnfReadyEventConsumerForTesting extends PnfReadyEventConsumer {
+
+        public PnfReadyEventConsumerForTesting(String correlationId) throws IOException {
+            super(correlationId);
+        }
+
+        @Override
+        public String getUserName(){
+            return "userNameTest";
+        }
+        @Override
+        public String getPassword(){
+            return "passTest";
+        }
+        @Override
+        public String getTopic(){
+            return "topicTest";
+        }
+        @Override
+        public Optional<String> getHost(){
+            return Optional.of("http://localhost");
+        }
+        @Override
+        public boolean isFailure(String message) {
+            return false;
+        }
+        @Override
+        public String getRequestId() {
+            return "requestTest";
+        }
+    }
+
+}