[SO] create service upgrade workflow

Issue-ID: SO-2925
Signed-off-by: tragait <rahul.tyagi@est.tech>
Change-Id: Ia10497fed1f42dea3e0469bc08ba0169862d3e71
Signed-off-by: tragait <rahul.tyagi@est.tech>

17 files changed, 1231 insertions, 40 deletions

diff --git a/bpmn/so-bpmn-infrastructure-flows/src/main/resources/process/ServiceLevelUpgrade.bpmn b/bpmn/so-bpmn-infrastructure-flows/src/main/resources/process/ServiceLevelUpgrade.bpmn
new file mode 100644
index 0000000000..a1d4178962
--- /dev/null
+++ b/bpmn/so-bpmn-infrastructure-flows/src/main/resources/process/ServiceLevelUpgrade.bpmn
@@ -0,0 +1,377 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:camunda="http://camunda.org/schema/1.0/bpmn" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" id="Definitions_1k6npmy" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="4.0.0">
+  <bpmn:process id="ServiceLevelUpgrade" name="ServiceLevelUpgrade" isExecutable="true">
+    <bpmn:startEvent id="Event_02mc8tr">
+      <bpmn:outgoing>Flow_0nrz340</bpmn:outgoing>
+    </bpmn:startEvent>
+    <bpmn:serviceTask id="Activity_18vue7u" name="Service Upgrade Dispatcher" camunda:delegateExpression="${ServiceLevelRequestDispatcher}">
+      <bpmn:incoming>Flow_0nrz340</bpmn:incoming>
+      <bpmn:outgoing>Flow_1b392qs</bpmn:outgoing>
+    </bpmn:serviceTask>
+    <bpmn:endEvent id="Event_12983th">
+      <bpmn:incoming>Flow_10jgbxm</bpmn:incoming>
+      <bpmn:terminateEventDefinition id="TerminateEventDefinition_1pnutu7" />
+    </bpmn:endEvent>
+    <bpmn:exclusiveGateway id="Gateway_02fectw" default="Flow_0y1ebox">
+      <bpmn:incoming>Flow_1y3cptr</bpmn:incoming>
+      <bpmn:outgoing>Flow_0y1ebox</bpmn:outgoing>
+      <bpmn:outgoing>Flow_0mbp7mv</bpmn:outgoing>
+    </bpmn:exclusiveGateway>
+    <bpmn:endEvent id="Event_0ldlupa">
+      <bpmn:incoming>Flow_0y1ebox</bpmn:incoming>
+      <bpmn:errorEventDefinition id="ErrorEventDefinition_1dih7c9" errorRef="Error_01a8p43" />
+    </bpmn:endEvent>
+    <bpmn:exclusiveGateway id="Gateway_1nr51kr" default="Flow_0mxq0qe">
+      <bpmn:incoming>Flow_0trmo7s</bpmn:incoming>
+      <bpmn:outgoing>Flow_1z06yyv</bpmn:outgoing>
+      <bpmn:outgoing>Flow_0mxq0qe</bpmn:outgoing>
+    </bpmn:exclusiveGateway>
+    <bpmn:endEvent id="Event_16k9r1c">
+      <bpmn:incoming>Flow_0mxq0qe</bpmn:incoming>
+      <bpmn:errorEventDefinition id="ErrorEventDefinition_042otuj" errorRef="Error_0e5owqi" />
+    </bpmn:endEvent>
+    <bpmn:exclusiveGateway id="Gateway_1vq11i7" default="Flow_1tcnzdx">
+      <bpmn:incoming>Flow_1ru18s3</bpmn:incoming>
+      <bpmn:outgoing>Flow_1tcnzdx</bpmn:outgoing>
+      <bpmn:outgoing>Flow_0l67uzl</bpmn:outgoing>
+    </bpmn:exclusiveGateway>
+    <bpmn:endEvent id="Event_03tpudy">
+      <bpmn:incoming>Flow_1tcnzdx</bpmn:incoming>
+      <bpmn:errorEventDefinition id="ErrorEventDefinition_16r0jc3" errorRef="Error_04y00c4" />
+    </bpmn:endEvent>
+    <bpmn:serviceTask id="Activity_0snmatn" name="Service Level Upgrade" camunda:delegateExpression="${ServiceLevelUpgrade}">
+      <bpmn:incoming>Flow_1z06yyv</bpmn:incoming>
+      <bpmn:outgoing>Flow_01gwzx9</bpmn:outgoing>
+    </bpmn:serviceTask>
+    <bpmn:serviceTask id="Activity_0ft7fa2" name="Service Level Postcheck" camunda:delegateExpression="${ServiceLevelPostcheck}">
+      <bpmn:incoming>Flow_05ohtnj</bpmn:incoming>
+      <bpmn:outgoing>Flow_1ru18s3</bpmn:outgoing>
+    </bpmn:serviceTask>
+    <bpmn:serviceTask id="Activity_09bqns0" name="Service Level Preparation" camunda:delegateExpression="${ServiceLevelPreparation}">
+      <bpmn:incoming>Flow_1v0mxe7</bpmn:incoming>
+      <bpmn:outgoing>Flow_1p4xkdj</bpmn:outgoing>
+    </bpmn:serviceTask>
+    <bpmn:scriptTask id="Activity_0qgmx7a" name="Send Response" scriptFormat="groovy">
+      <bpmn:incoming>Flow_1b392qs</bpmn:incoming>
+      <bpmn:outgoing>Flow_1v0mxe7</bpmn:outgoing>
+      <bpmn:script>import org.onap.so.bpmn.infrastructure.scripts.*
+def pnfSwUpgrade = new PNFSoftwareUpgrade()
+pnfSwUpgrade.sendResponse(execution)</bpmn:script>
+    </bpmn:scriptTask>
+    <bpmn:scriptTask id="Activity_1n4rk7m" name="Prepare Completion" scriptFormat="groovy">
+      <bpmn:incoming>Flow_0l67uzl</bpmn:incoming>
+      <bpmn:outgoing>Flow_0frhsd0</bpmn:outgoing>
+      <bpmn:script>import org.onap.so.bpmn.infrastructure.scripts.*
+def pnfSwUpgrade = new PNFSoftwareUpgrade()
+pnfSwUpgrade.prepareCompletion(execution)</bpmn:script>
+    </bpmn:scriptTask>
+    <bpmn:callActivity id="Activity_1lz38px" name="Complete Process" calledElement="CompleteMsoProcess">
+      <bpmn:incoming>Flow_0frhsd0</bpmn:incoming>
+      <bpmn:outgoing>Flow_10jgbxm</bpmn:outgoing>
+    </bpmn:callActivity>
+    <bpmn:subProcess id="Activity_0ui6tp1" name="Subprocess for FalloutHandler" triggeredByEvent="true">
+      <bpmn:startEvent id="Event_08f3m9h">
+        <bpmn:outgoing>Flow_0iayg6u</bpmn:outgoing>
+        <bpmn:errorEventDefinition id="ErrorEventDefinition_1d67w55" />
+      </bpmn:startEvent>
+      <bpmn:scriptTask id="Activity_1k2f3ha" name="Prepare FalloutHandler" scriptFormat="groovy">
+        <bpmn:incoming>Flow_0iayg6u</bpmn:incoming>
+        <bpmn:outgoing>Flow_0lb7zv5</bpmn:outgoing>
+        <bpmn:script>import org.onap.so.bpmn.infrastructure.scripts.*
+def pnfSwUpgrade = new PNFSoftwareUpgrade()
+pnfSwUpgrade.prepareFalloutHandler(execution)</bpmn:script>
+      </bpmn:scriptTask>
+      <bpmn:callActivity id="Activity_0ai3z2q" name="Call FalloutHandler" calledElement="FalloutHandler">
+        <bpmn:incoming>Flow_0lb7zv5</bpmn:incoming>
+        <bpmn:outgoing>Flow_1peoyur</bpmn:outgoing>
+      </bpmn:callActivity>
+      <bpmn:endEvent id="Event_0ngb9wx">
+        <bpmn:incoming>Flow_1peoyur</bpmn:incoming>
+        <bpmn:terminateEventDefinition id="TerminateEventDefinition_1e5scwm" />
+      </bpmn:endEvent>
+      <bpmn:sequenceFlow id="Flow_1peoyur" sourceRef="Activity_0ai3z2q" targetRef="Event_0ngb9wx" />
+      <bpmn:sequenceFlow id="Flow_0lb7zv5" sourceRef="Activity_1k2f3ha" targetRef="Activity_0ai3z2q" />
+      <bpmn:sequenceFlow id="Flow_0iayg6u" sourceRef="Event_08f3m9h" targetRef="Activity_1k2f3ha" />
+    </bpmn:subProcess>
+    <bpmn:sequenceFlow id="Flow_0nrz340" sourceRef="Event_02mc8tr" targetRef="Activity_18vue7u" />
+    <bpmn:sequenceFlow id="Flow_1b392qs" sourceRef="Activity_18vue7u" targetRef="Activity_0qgmx7a" />
+    <bpmn:sequenceFlow id="Flow_10jgbxm" sourceRef="Activity_1lz38px" targetRef="Event_12983th" />
+    <bpmn:sequenceFlow id="Flow_01gwzx9" sourceRef="Activity_0snmatn" targetRef="Activity_1q4o9fx" />
+    <bpmn:sequenceFlow id="Flow_0y1ebox" name="Failure" sourceRef="Gateway_02fectw" targetRef="Event_0ldlupa" />
+    <bpmn:sequenceFlow id="Flow_1p4xkdj" sourceRef="Activity_09bqns0" targetRef="Activity_0n17xou" />
+    <bpmn:sequenceFlow id="Flow_1z06yyv" name="Success" sourceRef="Gateway_1nr51kr" targetRef="Activity_0snmatn">
+      <bpmn:conditionExpression xsi:type="bpmn:tFormalExpression">#{execution.getVariable("ControllerStatus").equals("Success")}</bpmn:conditionExpression>
+    </bpmn:sequenceFlow>
+    <bpmn:sequenceFlow id="Flow_0mxq0qe" name="Failure" sourceRef="Gateway_1nr51kr" targetRef="Event_16k9r1c" />
+    <bpmn:sequenceFlow id="Flow_1ru18s3" sourceRef="Activity_0ft7fa2" targetRef="Gateway_1vq11i7" />
+    <bpmn:sequenceFlow id="Flow_1tcnzdx" name="Failure" sourceRef="Gateway_1vq11i7" targetRef="Event_03tpudy" />
+    <bpmn:sequenceFlow id="Flow_0l67uzl" name="Success" sourceRef="Gateway_1vq11i7" targetRef="Activity_1n4rk7m">
+      <bpmn:conditionExpression xsi:type="bpmn:tFormalExpression">#{execution.getVariable("ControllerStatus").equals("Success")}</bpmn:conditionExpression>
+    </bpmn:sequenceFlow>
+    <bpmn:sequenceFlow id="Flow_1v0mxe7" sourceRef="Activity_0qgmx7a" targetRef="Activity_09bqns0" />
+    <bpmn:sequenceFlow id="Flow_0frhsd0" sourceRef="Activity_1n4rk7m" targetRef="Activity_1lz38px" />
+    <bpmn:sequenceFlow id="Flow_0mbp7mv" name="Success" sourceRef="Gateway_02fectw" targetRef="Activity_1hp67qz">
+      <bpmn:conditionExpression xsi:type="bpmn:tFormalExpression">#{execution.getVariable("ControllerStatus").equals("Success")}</bpmn:conditionExpression>
+    </bpmn:sequenceFlow>
+    <bpmn:callActivity id="Activity_0n17xou" name="BPMN to Execute" calledElement="${healthCheckWorkflow}">
+      <bpmn:extensionElements>
+        <camunda:in source="bpmnRequest" target="bpmnRequest" />
+        <camunda:out source="WorkflowException" target="WorkflowException" />
+        <camunda:in source="msoRequestId" target="msoRequestId" />
+        <camunda:out source="WorkflowExceptionErrorMessage" target="WorkflowExceptionErrorMessage" />
+        <camunda:out source="ControllerStatus" target="ControllerStatus" />
+        <camunda:in source="isRollback" target="isRollback" />
+        <camunda:in source="pnfName" target="pnfName" />
+      </bpmn:extensionElements>
+      <bpmn:incoming>Flow_1p4xkdj</bpmn:incoming>
+      <bpmn:outgoing>Flow_0trmo7s</bpmn:outgoing>
+    </bpmn:callActivity>
+    <bpmn:sequenceFlow id="Flow_0trmo7s" sourceRef="Activity_0n17xou" targetRef="Gateway_1nr51kr" />
+    <bpmn:callActivity id="Activity_1q4o9fx" name="BPMN to Execute" calledElement="${softwareUpgradeWorkflow}">
+      <bpmn:extensionElements>
+        <camunda:in source="bpmnRequest" target="bpmnRequest" />
+        <camunda:out source="WorkflowException" target="WorkflowException" />
+        <camunda:in source="msoRequestId" target="msoRequestId" />
+        <camunda:out source="WorkflowExceptionErrorMessage" target="WorkflowExceptionErrorMessage" />
+        <camunda:out source="ControllerStatus" target="ControllerStatus" />
+        <camunda:in source="isRollback" target="isRollback" />
+        <camunda:in source="pnfName" target="pnfName" />
+      </bpmn:extensionElements>
+      <bpmn:incoming>Flow_01gwzx9</bpmn:incoming>
+      <bpmn:outgoing>Flow_1y3cptr</bpmn:outgoing>
+    </bpmn:callActivity>
+    <bpmn:sequenceFlow id="Flow_1y3cptr" sourceRef="Activity_1q4o9fx" targetRef="Gateway_02fectw" />
+    <bpmn:serviceTask id="Activity_1hp67qz" name="Update ServiceInstance To AAI" camunda:delegateExpression="${UpdateServiceInstanceInAai}">
+      <bpmn:incoming>Flow_0mbp7mv</bpmn:incoming>
+      <bpmn:outgoing>Flow_0dyc3kv</bpmn:outgoing>
+    </bpmn:serviceTask>
+    <bpmn:sequenceFlow id="Flow_0dyc3kv" sourceRef="Activity_1hp67qz" targetRef="Gateway_18ch73t" />
+    <bpmn:exclusiveGateway id="Gateway_18ch73t" default="Flow_0ny61qm">
+      <bpmn:incoming>Flow_0dyc3kv</bpmn:incoming>
+      <bpmn:outgoing>Flow_05ohtnj</bpmn:outgoing>
+      <bpmn:outgoing>Flow_0ny61qm</bpmn:outgoing>
+    </bpmn:exclusiveGateway>
+    <bpmn:sequenceFlow id="Flow_05ohtnj" name="Success&#10;&#10;" sourceRef="Gateway_18ch73t" targetRef="Activity_0ft7fa2">
+      <bpmn:conditionExpression xsi:type="bpmn:tFormalExpression">#{execution.getVariable("ControllerStatus").equals("Success")}</bpmn:conditionExpression>
+    </bpmn:sequenceFlow>
+    <bpmn:endEvent id="Event_1fhov6x">
+      <bpmn:incoming>Flow_0ny61qm</bpmn:incoming>
+      <bpmn:errorEventDefinition id="ErrorEventDefinition_0od3xnw" errorRef="Error_01a8p43" />
+    </bpmn:endEvent>
+    <bpmn:sequenceFlow id="Flow_0ny61qm" name="Failure&#10;" sourceRef="Gateway_18ch73t" targetRef="Event_1fhov6x" />
+  </bpmn:process>
+  <bpmn:error id="Error_01a8p43" name="MSOWorkflowException" errorCode="MSOWorkflowException" />
+  <bpmn:error id="Error_0e5owqi" name="MSOWorkflowException" errorCode="MSOWorkflowException" />
+  <bpmn:error id="Error_1at4rzq" name="MSOWorkflowException" errorCode="MSOWorkflowException" />
+  <bpmn:error id="Error_04y00c4" name="MSOWorkflowException" errorCode="MSOWorkflowException" />
+  <bpmndi:BPMNDiagram id="BPMNDiagram_1">
+    <bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="ServiceLevelUpgrade">
+      <bpmndi:BPMNEdge id="Flow_0ny61qm_di" bpmnElement="Flow_0ny61qm">
+        <di:waypoint x="1190" y="278" />
+        <di:waypoint x="1190" y="334" />
+        <bpmndi:BPMNLabel>
+          <dc:Bounds x="1152" y="290" width="35" height="27" />
+        </bpmndi:BPMNLabel>
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_05ohtnj_di" bpmnElement="Flow_05ohtnj">
+        <di:waypoint x="1206" y="262" />
+        <di:waypoint x="1300" y="262" />
+        <di:waypoint x="1300" y="372" />
+        <bpmndi:BPMNLabel>
+          <dc:Bounds x="1232" y="244" width="43" height="40" />
+        </bpmndi:BPMNLabel>
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_0dyc3kv_di" bpmnElement="Flow_0dyc3kv">
+        <di:waypoint x="1120" y="262" />
+        <di:waypoint x="1174" y="262" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_1y3cptr_di" bpmnElement="Flow_1y3cptr">
+        <di:waypoint x="860" y="262" />
+        <di:waypoint x="904" y="262" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_0trmo7s_di" bpmnElement="Flow_0trmo7s">
+        <di:waypoint x="450" y="262" />
+        <di:waypoint x="501" y="262" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_0mbp7mv_di" bpmnElement="Flow_0mbp7mv">
+        <di:waypoint x="936" y="262" />
+        <di:waypoint x="1020" y="262" />
+        <bpmndi:BPMNLabel>
+          <dc:Bounds x="948" y="248" width="43" height="14" />
+        </bpmndi:BPMNLabel>
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_0frhsd0_di" bpmnElement="Flow_0frhsd0">
+        <di:waypoint x="312" y="482" />
+        <di:waypoint x="372" y="482" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_1v0mxe7_di" bpmnElement="Flow_1v0mxe7">
+        <di:waypoint x="532" y="122" />
+        <di:waypoint x="562" y="122" />
+        <di:waypoint x="562" y="192" />
+        <di:waypoint x="172" y="192" />
+        <di:waypoint x="172" y="262" />
+        <di:waypoint x="212" y="262" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_0l67uzl_di" bpmnElement="Flow_0l67uzl">
+        <di:waypoint x="1054" y="412" />
+        <di:waypoint x="172" y="412" />
+        <di:waypoint x="172" y="482" />
+        <di:waypoint x="212" y="482" />
+        <bpmndi:BPMNLabel>
+          <dc:Bounds x="663" y="398" width="43" height="14" />
+        </bpmndi:BPMNLabel>
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_1tcnzdx_di" bpmnElement="Flow_1tcnzdx">
+        <di:waypoint x="1070" y="428" />
+        <di:waypoint x="1070" y="494" />
+        <bpmndi:BPMNLabel>
+          <dc:Bounds x="1032" y="451" width="35" height="14" />
+        </bpmndi:BPMNLabel>
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_1ru18s3_di" bpmnElement="Flow_1ru18s3">
+        <di:waypoint x="1250" y="412" />
+        <di:waypoint x="1086" y="412" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_0mxq0qe_di" bpmnElement="Flow_0mxq0qe">
+        <di:waypoint x="517" y="278" />
+        <di:waypoint x="517" y="334" />
+        <bpmndi:BPMNLabel>
+          <dc:Bounds x="472" y="296" width="35" height="14" />
+        </bpmndi:BPMNLabel>
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_1z06yyv_di" bpmnElement="Flow_1z06yyv">
+        <di:waypoint x="533" y="262" />
+        <di:waypoint x="590" y="262" />
+        <bpmndi:BPMNLabel>
+          <dc:Bounds x="540" y="248" width="43" height="14" />
+        </bpmndi:BPMNLabel>
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_1p4xkdj_di" bpmnElement="Flow_1p4xkdj">
+        <di:waypoint x="312" y="262" />
+        <di:waypoint x="350" y="262" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_0y1ebox_di" bpmnElement="Flow_0y1ebox">
+        <di:waypoint x="920" y="278" />
+        <di:waypoint x="918" y="335" />
+        <bpmndi:BPMNLabel>
+          <dc:Bounds x="879" y="296" width="35" height="14" />
+        </bpmndi:BPMNLabel>
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_01gwzx9_di" bpmnElement="Flow_01gwzx9">
+        <di:waypoint x="690" y="262" />
+        <di:waypoint x="760" y="262" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_10jgbxm_di" bpmnElement="Flow_10jgbxm">
+        <di:waypoint x="472" y="482" />
+        <di:waypoint x="524" y="480" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_1b392qs_di" bpmnElement="Flow_1b392qs">
+        <di:waypoint x="362" y="122" />
+        <di:waypoint x="432" y="122" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_0nrz340_di" bpmnElement="Flow_0nrz340">
+        <di:waypoint x="186" y="120" />
+        <di:waypoint x="262" y="122" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNShape id="Event_02mc8tr_di" bpmnElement="Event_02mc8tr">
+        <dc:Bounds x="154" y="104" width="32" height="32" />
+        <bpmndi:BPMNLabel>
+          <dc:Bounds x="-6" y="-188" width="51" height="14" />
+        </bpmndi:BPMNLabel>
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_18vue7u_di" bpmnElement="Activity_18vue7u">
+        <dc:Bounds x="262" y="82" width="100" height="80" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Event_12983th_di" bpmnElement="Event_12983th">
+        <dc:Bounds x="524" y="464" width="32" height="32" />
+        <bpmndi:BPMNLabel>
+          <dc:Bounds x="-132" y="-188" width="20" height="14" />
+        </bpmndi:BPMNLabel>
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Gateway_02fectw_di" bpmnElement="Gateway_02fectw" isMarkerVisible="true">
+        <dc:Bounds x="904" y="246" width="32" height="32" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Event_0ldlupa_di" bpmnElement="Event_0ldlupa">
+        <dc:Bounds x="905" y="334" width="32" height="32" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Gateway_1nr51kr_di" bpmnElement="Gateway_1nr51kr" isMarkerVisible="true">
+        <dc:Bounds x="501" y="246" width="32" height="32" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Event_16k9r1c_di" bpmnElement="Event_16k9r1c">
+        <dc:Bounds x="501" y="334" width="32" height="32" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Gateway_1vq11i7_di" bpmnElement="Gateway_1vq11i7" isMarkerVisible="true">
+        <dc:Bounds x="1054" y="396" width="32" height="32" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Event_03tpudy_di" bpmnElement="Event_03tpudy">
+        <dc:Bounds x="1054" y="494" width="32" height="32" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_0snmatn_di" bpmnElement="Activity_0snmatn">
+        <dc:Bounds x="590" y="222" width="100" height="80" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_0ft7fa2_di" bpmnElement="Activity_0ft7fa2">
+        <dc:Bounds x="1250" y="372" width="100" height="80" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_09bqns0_di" bpmnElement="Activity_09bqns0">
+        <dc:Bounds x="212" y="222" width="100" height="80" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_0qgmx7a_di" bpmnElement="Activity_0qgmx7a">
+        <dc:Bounds x="432" y="82" width="100" height="80" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_1n4rk7m_di" bpmnElement="Activity_1n4rk7m">
+        <dc:Bounds x="212" y="442" width="100" height="80" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_1lz38px_di" bpmnElement="Activity_1lz38px">
+        <dc:Bounds x="372" y="442" width="100" height="80" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_0ui6tp1_di" bpmnElement="Activity_0ui6tp1" isExpanded="true">
+        <dc:Bounds x="362" y="572" width="650" height="190" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNEdge id="Flow_0iayg6u_di" bpmnElement="Flow_0iayg6u">
+        <di:waypoint x="466" y="670" />
+        <di:waypoint x="532" y="672" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_0lb7zv5_di" bpmnElement="Flow_0lb7zv5">
+        <di:waypoint x="632" y="672" />
+        <di:waypoint x="702" y="672" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_1peoyur_di" bpmnElement="Flow_1peoyur">
+        <di:waypoint x="802" y="672" />
+        <di:waypoint x="874" y="670" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNShape id="Event_08f3m9h_di" bpmnElement="Event_08f3m9h">
+        <dc:Bounds x="434" y="654" width="32" height="32" />
+        <bpmndi:BPMNLabel>
+          <dc:Bounds x="-161" y="-188" width="78" height="14" />
+        </bpmndi:BPMNLabel>
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_1k2f3ha_di" bpmnElement="Activity_1k2f3ha">
+        <dc:Bounds x="532" y="632" width="100" height="80" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_0ai3z2q_di" bpmnElement="Activity_0ai3z2q">
+        <dc:Bounds x="702" y="632" width="100" height="80" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Event_0ngb9wx_di" bpmnElement="Event_0ngb9wx">
+        <dc:Bounds x="874" y="654" width="32" height="32" />
+        <bpmndi:BPMNLabel>
+          <dc:Bounds x="-132" y="-188" width="20" height="14" />
+        </bpmndi:BPMNLabel>
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_0n17xou_di" bpmnElement="Activity_0n17xou">
+        <dc:Bounds x="350" y="222" width="100" height="80" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_1q4o9fx_di" bpmnElement="Activity_1q4o9fx">
+        <dc:Bounds x="760" y="222" width="100" height="80" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_1hp67qz_di" bpmnElement="Activity_1hp67qz">
+        <dc:Bounds x="1020" y="222" width="100" height="80" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Gateway_18ch73t_di" bpmnElement="Gateway_18ch73t" isMarkerVisible="true">
+        <dc:Bounds x="1174" y="246" width="32" height="32" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Event_1fhov6x_di" bpmnElement="Event_1fhov6x">
+        <dc:Bounds x="1174" y="334" width="32" height="32" />
+      </bpmndi:BPMNShape>
+    </bpmndi:BPMNPlane>
+  </bpmndi:BPMNDiagram>
+</bpmn:definitions>
diff --git a/bpmn/so-bpmn-infrastructure-flows/src/test/java/org/onap/so/bpmn/infrastructure/process/ServiceLevelUpgradeTest.java b/bpmn/so-bpmn-infrastructure-flows/src/test/java/org/onap/so/bpmn/infrastructure/process/ServiceLevelUpgradeTest.java
new file mode 100644
index 0000000000..805597cd12
--- /dev/null
+++ b/bpmn/so-bpmn-infrastructure-flows/src/test/java/org/onap/so/bpmn/infrastructure/process/ServiceLevelUpgradeTest.java
@@ -0,0 +1,255 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.bpmn.infrastructure.process;
+
+import com.google.protobuf.Struct;
+import org.camunda.bpm.engine.runtime.ProcessInstance;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.aaiclient.client.aai.AAIVersion;
+import org.onap.ccsdk.cds.controllerblueprints.common.api.ActionIdentifiers;
+import org.onap.ccsdk.cds.controllerblueprints.common.api.CommonHeader;
+import org.onap.ccsdk.cds.controllerblueprints.processing.api.ExecutionServiceInput;
+import org.onap.so.BaseBPMNTest;
+import org.onap.so.GrpcNettyServer;
+import org.onap.so.bpmn.infrastructure.pnf.delegate.ExecutionVariableNames;
+import org.onap.so.bpmn.mock.FileUtil;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import java.io.IOException;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.UUID;
+import static com.github.tomakehurst.wiremock.client.WireMock.*;
+import static org.assertj.core.api.Assertions.fail;
+import static org.camunda.bpm.engine.test.assertions.bpmn.BpmnAwareAssertions.assertThat;
+
+/**
+ * Basic Integration test for ServiceLevelUpgrade.bpmn workflow.
+ */
+public class ServiceLevelUpgradeTest extends BaseBPMNTest {
+
+    private final Logger logger = LoggerFactory.getLogger(getClass());
+
+    private static final long WORKFLOW_WAIT_TIME = 1000L;
+
+    private static final String TEST_PROCESSINSTANCE_KEY = "ServiceLevelUpgrade";
+    private static final AAIVersion VERSION = AAIVersion.LATEST;
+    private static final Map<String, Object> executionVariables = new HashMap();
+    private static final String REQUEST_ID = "50ae41ad-049c-4fe2-9950-539f111120f5";
+    private static final String SERVICE_INSTANCE_ID = "5df8b6de-2083-11e7-93ae-92361f002676";
+    private final String[] actionNames = new String[5];
+    private final String CLASSNAME = getClass().getSimpleName();
+    private String requestObject;
+    private String responseObject;
+
+    @Autowired
+    private GrpcNettyServer grpcNettyServer;
+
+    @Before
+    public void setUp() throws IOException {
+        actionNames[0] = "healthCheck";
+        actionNames[1] = "preCheck";
+        actionNames[2] = "downloadNESw";
+        actionNames[3] = "activateNESw";
+        actionNames[4] = "postCheck";
+
+        executionVariables.clear();
+
+        requestObject = FileUtil.readResourceFile("request/" + CLASSNAME + ".json");
+        responseObject = FileUtil.readResourceFile("response/" + CLASSNAME + ".json");
+
+        executionVariables.put("bpmnRequest", requestObject);
+        executionVariables.put("requestId", REQUEST_ID);
+        executionVariables.put("serviceInstanceId", SERVICE_INSTANCE_ID);
+
+
+        /**
+         * This variable indicates that the flow was invoked asynchronously. It's injected by {@link WorkflowProcessor}.
+         */
+        executionVariables.put("isAsyncProcess", "true");
+        executionVariables.put(ExecutionVariableNames.PRC_CUSTOMIZATION_UUID, "38dc9a92-214c-11e7-93ae-92361f002680");
+
+        /**
+         * Temporary solution to add pnfCorrelationId to context. this value is getting from the request to SO api
+         * handler and then convert to CamudaInput
+         */
+        executionVariables.put(ExecutionVariableNames.PNF_CORRELATION_ID, "PNFDemo");
+    }
+
+
+    @Test
+    public void workflow_validInput_expectedOutput() throws InterruptedException {
+
+        mockCatalogDb();
+        mockRequestDb();
+        mockAai();
+
+        final String msoRequestId = UUID.randomUUID().toString();
+        executionVariables.put(ExecutionVariableNames.MSO_REQUEST_ID, msoRequestId);
+
+        final String testBusinessKey = UUID.randomUUID().toString();
+        logger.info("Test the process instance: {} with business key: {}", TEST_PROCESSINSTANCE_KEY, testBusinessKey);
+
+        ProcessInstance pi =
+                runtimeService.startProcessInstanceByKey(TEST_PROCESSINSTANCE_KEY, testBusinessKey, executionVariables);
+
+        int waitCount = 10;
+        while (!isProcessInstanceEnded() && waitCount >= 0) {
+            Thread.sleep(WORKFLOW_WAIT_TIME);
+            waitCount--;
+        }
+
+        // Layout is to reflect the bpmn visual layout
+        assertThat(pi).isEnded().hasPassedInOrder("Event_02mc8tr", "Activity_18vue7u", "Activity_0qgmx7a",
+                "Activity_09bqns0", "Activity_0n17xou", "Gateway_1nr51kr", "Activity_0snmatn", "Activity_1q4o9fx",
+                "Gateway_02fectw", "Activity_1hp67qz", "Gateway_18ch73t", "Activity_0ft7fa2", "Gateway_1vq11i7",
+                "Activity_1n4rk7m", "Activity_1lz38px", "Event_12983th");
+
+        List<ExecutionServiceInput> detailedMessages = grpcNettyServer.getDetailedMessages();
+        assertThat(detailedMessages.size() == 5);
+        int count = 0;
+        try {
+            for (ExecutionServiceInput eSI : detailedMessages) {
+                for (String action : actionNames) {
+                    if (action.equals(eSI.getActionIdentifiers().getActionName())
+                            && eSI.getCommonHeader().getRequestId().equals(msoRequestId)) {
+                        checkWithActionName(eSI, action);
+                        count++;
+                    }
+                }
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+            fail("PNFSoftwareUpgrade request exception", e);
+        }
+        assertThat(count == actionNames.length);
+    }
+
+    private boolean isProcessInstanceEnded() {
+        return runtimeService.createProcessInstanceQuery().processDefinitionKey(TEST_PROCESSINSTANCE_KEY)
+                .singleResult() == null;
+    }
+
+    private void checkWithActionName(ExecutionServiceInput executionServiceInput, String action) {
+
+        logger.info("Checking the " + action + " request");
+        ActionIdentifiers actionIdentifiers = executionServiceInput.getActionIdentifiers();
+
+        /**
+         * the fields of actionIdentifiers should match the one in the response/PnfHealthCheck_catalogdb.json.
+         */
+        assertThat(actionIdentifiers.getBlueprintName()).isEqualTo("test_pnf_software_upgrade_restconf");
+        assertThat(actionIdentifiers.getBlueprintVersion()).isEqualTo("1.0.0");
+        assertThat(actionIdentifiers.getActionName()).isEqualTo(action);
+        assertThat(actionIdentifiers.getMode()).isEqualTo("async");
+
+        CommonHeader commonHeader = executionServiceInput.getCommonHeader();
+        assertThat(commonHeader.getOriginatorId()).isEqualTo("SO");
+
+        Struct payload = executionServiceInput.getPayload();
+        Struct requeststruct = payload.getFieldsOrThrow(action + "-request").getStructValue();
+
+        assertThat(requeststruct.getFieldsOrThrow("resolution-key").getStringValue()).isEqualTo("PNFDemo");
+        Struct propertiesStruct = requeststruct.getFieldsOrThrow(action + "-properties").getStructValue();
+
+        assertThat(propertiesStruct.getFieldsOrThrow("pnf-name").getStringValue()).isEqualTo("PNFDemo");
+        assertThat(propertiesStruct.getFieldsOrThrow("service-model-uuid").getStringValue())
+                .isEqualTo("d88da85c-d9e8-4f73-b837-3a72a431622b");
+        assertThat(propertiesStruct.getFieldsOrThrow("pnf-customization-uuid").getStringValue())
+                .isEqualTo("38dc9a92-214c-11e7-93ae-92361f002680");
+    }
+
+    private void mockAai() {
+
+        final String sIUrl =
+                "/business/customers/customer/5df8b6de-2083-11e7-93ae-92361f002676/service-subscriptions/service-subscription/pNF/service-instances/service-instance/ETE_Customer_807c7a02-249c-4db8-9fa9-bee973fe08ce";
+        final String aaiPnfEntry = FileUtil.readResourceFile("response/Pnf_aai.json");
+        final String aaiServiceInstanceEntry = FileUtil.readResourceFile("response/Service_instance_aai.json");
+
+        /**
+         * PUT the PNF correlation ID to AAI.
+         */
+        wireMockServer.stubFor(put(urlEqualTo("/aai/" + VERSION + "/network/pnfs/pnf/PNFDemo")));
+
+        /**
+         * Get the PNF entry from AAI.
+         */
+        wireMockServer.stubFor(
+                get(urlEqualTo("/aai/" + VERSION + "/network/pnfs/pnf/PNFDemo")).willReturn(okJson(aaiPnfEntry)));
+
+        /**
+         * Post the pnf to AAI
+         */
+        wireMockServer.stubFor(post(urlEqualTo("/aai/" + VERSION + "/network/pnfs/pnf/PNFDemo")));
+
+        /**
+         * Get the Service Instance to AAI.
+         */
+        wireMockServer.stubFor(get(urlEqualTo("/aai/" + VERSION + sIUrl)).willReturn(okJson(aaiServiceInstanceEntry)));
+
+        /**
+         * Post the Service Instance to AAI.
+         */
+        wireMockServer.stubFor(post(urlEqualTo("/aai/" + VERSION + sIUrl)));
+    }
+
+    private void mockRequestDb() {
+        /**
+         * Update Request DB
+         */
+        wireMockServer.stubFor(put(urlEqualTo("/infraActiveRequests/" + REQUEST_ID)));
+
+    }
+
+    /**
+     * Mock the catalobdb rest interface.
+     */
+    private void mockCatalogDb() {
+
+        String catalogdbClientResponse = FileUtil.readResourceFile("response/" + CLASSNAME + "_catalogdb.json");
+
+
+        /**
+         * Return valid json for the model UUID in the request file.
+         */
+        wireMockServer
+                .stubFor(get(urlEqualTo("/v2/serviceResources?serviceModelUuid=d88da85c-d9e8-4f73-b837-3a72a431622b"))
+                        .willReturn(okJson(responseObject)));
+
+        /**
+         * Return valid json for the service model InvariantUUID as specified in the request file.
+         */
+        wireMockServer.stubFor(
+                get(urlEqualTo("/v2/serviceResources?serviceModelInvariantUuid=fe41489e-1563-46a3-b90a-1db629e4375b"))
+                        .willReturn(okJson(responseObject)));
+
+        /**
+         * Return valid spring data rest json for the service model UUID as specified in the request file.
+         */
+        wireMockServer.stubFor(get(urlEqualTo(
+                "/pnfResourceCustomization/search/findPnfResourceCustomizationByModelUuid?SERVICE_MODEL_UUID=d88da85c-d9e8-4f73-b837-3a72a431622b"))
+                        .willReturn(okJson(catalogdbClientResponse)));
+    }
+
+}
diff --git a/bpmn/so-bpmn-infrastructure-flows/src/test/resources/request/ServiceLevelUpgradeTest.json b/bpmn/so-bpmn-infrastructure-flows/src/test/resources/request/ServiceLevelUpgradeTest.json
new file mode 100644
index 0000000000..b5cce60094
--- /dev/null
+++ b/bpmn/so-bpmn-infrastructure-flows/src/test/resources/request/ServiceLevelUpgradeTest.json
@@ -0,0 +1,48 @@
+{
+    "requestDetails":{
+        "subscriberInfo":{
+            "globalSubscriberId":"ETE_Customer_807c7a02-249c-4db8-9fa9-bee973fe08ce"
+        },
+        "requestInfo":{
+            "suppressRollback": false,
+            "productFamilyId": "a9a77d5a-123e-4ca2-9eb9-0b015d2ee0fb",
+            "requestorId": "demo",
+            "instanceName":"testInstanceName",
+            "source":"VID"
+        },
+        "cloudConfiguration":{
+            "lcpCloudRegionId": "RegionOne",
+            "tenantId": "7320ec4a5b9d4589ba7c4412ccfd290f",
+            "cloudOwner": "CloudOwner"
+        },
+        "requestParameters":{
+            "subscriptionServiceType": "pNF",
+            "userParams":[
+                {
+                    "name":"targetSoftwareVersion",
+                    "value":"demo-sw-ver2.0.0"
+                },
+                {
+                    "name":"pnfName",
+                    "value":"PNFDemo"
+                }
+            ],
+            "aLaCarte": false,
+            "payload": "{\"k1\": \"v1\"}"
+        },
+        "project":{
+            "projectName": "ServiceLevelUpgrade"
+        },
+        "owningEntity":{
+            "owningEntityId":"67f2e84c-734d-4e90-a1e4-d2ffa2e75849",
+            "owningEntityName":"OE-Test"
+        },
+        "modelInfo":{
+            "modelVersion": "2.0",
+            "modelVersionId": "d88da85c-d9e8-4f73-b837-3a72a431622b",
+            "modelInvariantId": "fe41489e-1563-46a3-b90a-1db629e4375b",
+            "modelName": "Demo_svc",
+            "modelType": "service"
+        }
+    }
+}
\ No newline at end of file
diff --git a/bpmn/so-bpmn-infrastructure-flows/src/test/resources/response/Pnf_aai.json b/bpmn/so-bpmn-infrastructure-flows/src/test/resources/response/Pnf_aai.json
new file mode 100644
index 0000000000..865600c800
--- /dev/null
+++ b/bpmn/so-bpmn-infrastructure-flows/src/test/resources/response/Pnf_aai.json
@@ -0,0 +1,42 @@
+{
+  "pnf-name": "PNFDemo",
+  "pnf-id": "27c6e19d-6d9f-4085-98a9-d3fcbaf3a616",
+  "equip-type": "val8",
+  "equip-vendor": "Ericsson",
+  "equip-model": "val6",
+  "ipaddress-v4-oam": "10.10.10.43",
+  "sw-version": "5gDUv18.05.201",
+  "in-maint": false,
+  "serial-number": "6061ZW3",
+  "ipaddress-v6-oam": "2001:0db8:0:0:0:0:1428:57ab",
+  "resource-version": "1595010038094",
+  "nf-role": "gNB",
+  "relationship-list": {
+    "relationship": [
+      {
+        "related-to": "service-instance",
+        "related-link": "/aai/v11/business/customers/customer/ETE_Customer_807c7a02-249c-4db8-9fa9-bee973fe08ce/service-subscriptions/service-subscription/pNF/service-instances/service-instance/5df8b6de-2083-11e7-93ae-92361f002676",
+        "relationship-data": [
+          {
+            "relationship-key": "customer.global-customer-id",
+            "relationship-value": "ETE_Customer_807c7a02-249c-4db8-9fa9-bee973fe08ce"
+          },
+          {
+            "relationship-key": "service-subscription.service-type",
+            "relationship-value": "pNF"
+          },
+          {
+            "relationship-key": "service-instance.service-instance-id",
+            "relationship-value": "5df8b6de-2083-11e7-93ae-92361f002676"
+          }
+        ],
+        "related-to-property": [
+          {
+            "property-key": "service-instance.service-instance-name",
+            "property-value": "Service_Ete_Name123452c4-3d7f-42ce-8188-818fab951269"
+          }
+        ]
+      }
+    ]
+  }
+},
\ No newline at end of file
diff --git a/bpmn/so-bpmn-infrastructure-flows/src/test/resources/response/ServiceLevelUpgradeTest.json b/bpmn/so-bpmn-infrastructure-flows/src/test/resources/response/ServiceLevelUpgradeTest.json
new file mode 100644
index 0000000000..ec92552c5e
--- /dev/null
+++ b/bpmn/so-bpmn-infrastructure-flows/src/test/resources/response/ServiceLevelUpgradeTest.json
@@ -0,0 +1,27 @@
+{
+  "serviceResources":{
+    "modelInfo":{
+      "modelVersion": "2.0",
+      "modelVersionId": "d88da85c-d9e8-4f73-b837-3a72a431622b",
+      "modelInvariantId": "fe41489e-1563-46a3-b90a-1db629e4375b",
+      "modelName": "Demo_svc",
+      "modelType": "service"
+    },
+    "serviceType":"pNF",
+    "environmentContext":"Luna",
+    "serviceRole":"NA",
+    "workloadContext":"Oxygen",
+    "serviceVnfs":[
+
+    ],
+    "serviceNetworks":[
+
+    ],
+    "serviceAllottedResources":[
+
+    ],
+    "configResource":[
+
+    ]
+  }
+}
\ No newline at end of file
diff --git a/bpmn/so-bpmn-infrastructure-flows/src/test/resources/response/ServiceLevelUpgradeTest_catalogdb.json b/bpmn/so-bpmn-infrastructure-flows/src/test/resources/response/ServiceLevelUpgradeTest_catalogdb.json
new file mode 100644
index 0000000000..faec947fec
--- /dev/null
+++ b/bpmn/so-bpmn-infrastructure-flows/src/test/resources/response/ServiceLevelUpgradeTest_catalogdb.json
@@ -0,0 +1,39 @@
+{
+  "_embedded": {
+    "pnfResourceCustomization": [
+      {
+        "modelCustomizationUUID": "38dc9a92-214c-11e7-93ae-92361f002680",
+        "modelInstanceName": "PNF routing",
+        "created": "2019-03-08 12:00:29.000",
+        "nfFunction": "routing",
+        "nfType": "routing",
+        "nfRole": "routing",
+        "nfNamingCode": "routing",
+        "multiStageDesign": null,
+        "resourceInput": null,
+        "blueprintName": "test_pnf_software_upgrade_restconf",
+        "blueprintVersion": "1.0.0",
+        "skipPostInstConf": false,
+        "softwareVersion": "1.0.0",
+        "creationTimestamp": "2019-03-08T12:00:29.000+0000",
+        "controllerActor": "cds",
+        "_links": {
+          "self": {
+            "href": "http://localhost:41023/pnfResourceCustomization/38dc9a92-214c-11e7-93ae-92361f002680"
+          },
+          "pnfResourceCustomization": {
+            "href": "http://localhost:41023/pnfResourceCustomization/38dc9a92-214c-11e7-93ae-92361f002680"
+          },
+          "pnfResources": {
+            "href": "http://localhost:41023/pnfResourceCustomization/38dc9a92-214c-11e7-93ae-92361f002680/pnfResources"
+          }
+        }
+      }
+    ]
+  },
+  "_links": {
+    "self": {
+      "href": "http://localhost:41023/pnfResourceCustomization/search/findPnfResourceCustomizationByModelUuid?SERVICE_MODEL_UUID=4df8b6de-2083-11e7-93ae-92361f002676"
+    }
+  }
+}
\ No newline at end of file
diff --git a/bpmn/so-bpmn-infrastructure-flows/src/test/resources/response/Service_instance_aai.json b/bpmn/so-bpmn-infrastructure-flows/src/test/resources/response/Service_instance_aai.json
new file mode 100644
index 0000000000..53fb210478
--- /dev/null
+++ b/bpmn/so-bpmn-infrastructure-flows/src/test/resources/response/Service_instance_aai.json
@@ -0,0 +1,35 @@
+{
+  "service-instance-id": "5df8b6de-2083-11e7-93ae-92361f002676",
+  "service-instance-name": "Service_Ete_Name123452c4-3d7f-42ce-8188-818fab951269",
+  "environment-context": "General_Revenue-Bearing",
+  "workload-context": "Production",
+  "model-version-id": "d88da85c-d9e8-4f73-b837-3a72a431622b",
+  "modelInvariantId": "fe41489e-1563-46a3-b90a-1db629e4375b",
+  "resource-version": "1595258335377",
+  "selflink": "restconf/config/GENERIC-RESOURCE-API:services/service/5df8b6de-2083-11e7-93ae-92361f002676/service-data/service-topology/",
+  "orchestration-status": "Assigned",
+  "relationship-list": {
+    "relationship": [
+      {
+        "related-to": "owning-entity",
+        "related-link": "/aai/v11/business/owning-entities/owning-entity/67f2e84c-734d-4e90-a1e4-d2ffa2e75849",
+        "relationship-data": [
+          {
+            "relationship-key": "owning-entity.owning-entity-id",
+            "relationship-value": "67f2e84c-734d-4e90-a1e4-d2ffa2e75849"
+          }
+        ]
+      },
+      {
+        "related-to": "pnf",
+        "related-link": "/aai/v11/network/pnfs/pnf/PNFDemo",
+        "relationship-data": [
+          {
+            "relationship-key": "pnf.pnf-name",
+            "relationship-value": "PNFDemo"
+          }
+        ]
+      }
+    ]
+  }
+}
\ No newline at end of file
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/AbstractServiceLevelPreparable.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/AbstractServiceLevelPreparable.java
index 36db549486..0671354bd6 100644
--- a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/AbstractServiceLevelPreparable.java
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/AbstractServiceLevelPreparable.java
@@ -21,6 +21,7 @@
 package org.onap.so.bpmn.infrastructure.service.level;
 
 import org.camunda.bpm.engine.delegate.DelegateExecution;
+import org.onap.so.bpmn.infrastructure.service.level.impl.ServiceLevelConstants;
 import org.onap.so.client.exception.ExceptionBuilder;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -33,15 +34,6 @@ import java.util.List;
  */
 public abstract class AbstractServiceLevelPreparable {
 
-    protected static final String WORKFLOW_TO_INVOKE = "healthCheckWorkflow";
-    protected static final String GENERIC_PNF_HEALTH_CHECK_WORKFLOW = "GenericPnfHealthCheck";
-    protected static final String GENERIC_PNF_SOFTWARE_UPGRADE_WORKFLOW = "GenericPnfSoftwareUpgrade";
-    protected static final String RESOURCE_TYPE = "RESOURCE_TYPE";
-    protected static final int ERROR_CODE = 601;
-
-    // TODO This value needs to be updated once vnf health check workflow is available
-    protected static final String GENERIC_VNF_HEALTH_CHECK_WORKFLOW = "GenericVNFHealthCheck";
-
     protected static final Logger LOG = LoggerFactory.getLogger(AbstractServiceLevelPreparable.class);
 
     @Autowired
@@ -61,8 +53,7 @@ public abstract class AbstractServiceLevelPreparable {
      * @param execution Delegate execution obj
      * @param scope Controller scope * Throws workflow exception if validation fails
      */
-    protected void validateParamsWithScope(DelegateExecution execution, final String scope, List<String> params)
-            throws Exception {
+    protected void validateParamsWithScope(DelegateExecution execution, final String scope, List<String> params) {
         List<String> invalidVariables = new ArrayList<>();
         for (String param : params) {
             if (!execution.hasVariable(param) || execution.getVariable(param) == null
@@ -72,7 +63,7 @@ public abstract class AbstractServiceLevelPreparable {
         }
         if (invalidVariables.size() > 0) {
             LOG.error("Validation error for the {} health check attributes: {}", scope, invalidVariables);
-            exceptionBuilder.buildAndThrowWorkflowException(execution, ERROR_CODE,
+            exceptionBuilder.buildAndThrowWorkflowException(execution, ServiceLevelConstants.ERROR_CODE,
                     "Validation of health check workflow parameters failed for the scope: " + scope);
         }
 
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/impl/ServiceLevelConstants.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/impl/ServiceLevelConstants.java
new file mode 100644
index 0000000000..34ebb308c3
--- /dev/null
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/impl/ServiceLevelConstants.java
@@ -0,0 +1,20 @@
+package org.onap.so.bpmn.infrastructure.service.level.impl;
+
+public class ServiceLevelConstants {
+    public static final String BPMN_REQUEST = "bpmnRequest";
+    public static final String RESOURCE_TYPE = "resourceType";
+    public static final String SERVICE_INSTANCE_ID = "serviceInstanceId";
+    public static final String PNF_NAME = "pnfName";
+    public static final String PNF = "pnf";
+    public static final String VNF = "vnf";
+    public static final String EMPTY_STRING = "";
+    public static final String WORKFLOW_TO_INVOKE = "healthCheckWorkflow";
+    public static final String SOFTWARE_WORKFLOW_TO_INVOKE = "softwareUpgradeWorkflow";
+    public static final String GENERIC_PNF_HEALTH_CHECK_WORKFLOW = "GenericPnfHealthCheck";
+    public static final String PNF_SOFTWARE_UPGRADE_WORKFLOW = "PNFSoftwareUpgrade";
+    public static final String CONTROLLER_STATUS = "ControllerStatus";
+    public static final int ERROR_CODE = 601;
+    // TODO This value needs to be updated once vnf health check workflow is available
+    protected static final String GENERIC_VNF_HEALTH_CHECK_WORKFLOW = "GenericVNFHealthCheck";
+
+}
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/impl/ServiceLevelPostcheck.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/impl/ServiceLevelPostcheck.java
new file mode 100644
index 0000000000..fad28e315e
--- /dev/null
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/impl/ServiceLevelPostcheck.java
@@ -0,0 +1,13 @@
+package org.onap.so.bpmn.infrastructure.service.level.impl;
+
+import org.camunda.bpm.engine.delegate.DelegateExecution;
+import org.camunda.bpm.engine.delegate.JavaDelegate;
+import org.springframework.stereotype.Component;
+
+@Component
+public class ServiceLevelPostcheck implements JavaDelegate {
+    @Override
+    public void execute(DelegateExecution delegateExecution) throws Exception {
+        // TODO : Set serviceInstance to aai
+    }
+}
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/impl/ServiceLevelPreparation.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/impl/ServiceLevelPreparation.java
index 52521ce16b..5b772760f0 100644
--- a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/impl/ServiceLevelPreparation.java
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/impl/ServiceLevelPreparation.java
@@ -27,7 +27,6 @@ import org.springframework.stereotype.Component;
 import java.util.Arrays;
 import java.util.List;
 
-
 /**
  * Fetches health check workflow based on the controller_scope. Invoke the corresponding health check workflow after
  * validation.
@@ -35,24 +34,26 @@ import java.util.List;
 @Component("ServiceLevelPreparation")
 public class ServiceLevelPreparation extends AbstractServiceLevelPreparable implements JavaDelegate {
 
-    // Health check parameters to be validated for pnf resource
-    private static final List<String> PNF_HC_PARAMS = Arrays.asList("SERVICE_MODEL_INFO", "SERVICE_INSTANCE_NAME",
-            "PNF_CORRELATION_ID", "MODEL_UUID", "PNF_UUID", "PRC_BLUEPRINT_NAME", "PRC_BLUEPRINT_VERSION",
-            "PRC_CUSTOMIZATION_UUID", "RESOURCE_CUSTOMIZATION_UUID_PARAM", "PRC_INSTANCE_NAME", "PRC_CONTROLLER_ACTOR",
-            "REQUEST_PAYLOAD");
+    private static final List<String> PNF_HC_PARAMS = Arrays.asList(ServiceLevelConstants.SERVICE_INSTANCE_ID,
+            ServiceLevelConstants.RESOURCE_TYPE, ServiceLevelConstants.BPMN_REQUEST, ServiceLevelConstants.PNF_NAME);
 
     @Override
     public void execute(DelegateExecution execution) throws Exception {
-        if (execution.hasVariable(RESOURCE_TYPE) && execution.getVariable(RESOURCE_TYPE) != null) {
-            final String controllerScope = (String) execution.getVariable(RESOURCE_TYPE);
+        if (execution.hasVariable(ServiceLevelConstants.RESOURCE_TYPE)
+                && execution.getVariable(ServiceLevelConstants.RESOURCE_TYPE) != null) {
+            final String controllerScope = (String) execution.getVariable(ServiceLevelConstants.RESOURCE_TYPE);
             LOG.debug("Scope retrieved from delegate execution: " + controllerScope);
             final String wflName = fetchWorkflowUsingScope(execution, controllerScope);
-            LOG.debug("Health check workflow fetched for the scope: {}", wflName);
-            validateParamsWithScope(execution, controllerScope, PNF_HC_PARAMS);
-            LOG.info("Parameters validated successfully for {}", wflName);
-            execution.setVariable(WORKFLOW_TO_INVOKE, wflName);
+            LOG.debug("Health check workflow fetched for the scope: {} is: {}", controllerScope, wflName);
+
+            if (ServiceLevelConstants.PNF.equalsIgnoreCase(controllerScope)) {
+                validateParamsWithScope(execution, controllerScope, PNF_HC_PARAMS);
+                LOG.info("Parameters validated successfully for {}", wflName);
+            }
+            execution.setVariable(ServiceLevelConstants.WORKFLOW_TO_INVOKE, wflName);
+            execution.setVariable(ServiceLevelConstants.CONTROLLER_STATUS, ServiceLevelConstants.EMPTY_STRING);
         } else {
-            exceptionBuilder.buildAndThrowWorkflowException(execution, ERROR_CODE,
+            exceptionBuilder.buildAndThrowWorkflowException(execution, ServiceLevelConstants.ERROR_CODE,
                     "Controller scope not found to invoke resource level health check");
         }
     }
@@ -61,14 +62,14 @@ public class ServiceLevelPreparation extends AbstractServiceLevelPreparable impl
     public String fetchWorkflowUsingScope(DelegateExecution execution, final String scope) {
         String wflName = null;
         switch (scope.toLowerCase()) {
-            case "pnf":
-                wflName = GENERIC_PNF_HEALTH_CHECK_WORKFLOW;
+            case ServiceLevelConstants.PNF:
+                wflName = ServiceLevelConstants.GENERIC_PNF_HEALTH_CHECK_WORKFLOW;
                 break;
-            case "vnf":
-                wflName = GENERIC_VNF_HEALTH_CHECK_WORKFLOW;
+            case ServiceLevelConstants.VNF:
+                wflName = ServiceLevelConstants.GENERIC_VNF_HEALTH_CHECK_WORKFLOW;
                 break;
             default:
-                exceptionBuilder.buildAndThrowWorkflowException(execution, ERROR_CODE,
+                exceptionBuilder.buildAndThrowWorkflowException(execution, ServiceLevelConstants.ERROR_CODE,
                         "No valid health check work flow retrieved for the scope: " + scope);
         }
         return wflName;
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/impl/ServiceLevelRequestDispatcher.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/impl/ServiceLevelRequestDispatcher.java
new file mode 100644
index 0000000000..5b20a86cb7
--- /dev/null
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/impl/ServiceLevelRequestDispatcher.java
@@ -0,0 +1,131 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.bpmn.infrastructure.service.level.impl;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.camunda.bpm.engine.delegate.DelegateExecution;
+import org.camunda.bpm.engine.delegate.JavaDelegate;
+import org.onap.aai.domain.yang.ServiceInstance;
+import org.onap.aaiclient.client.aai.AAIRestClientI;
+import org.onap.aaiclient.client.aai.AAIRestClientImpl;
+import org.onap.so.bpmn.core.json.JsonUtils;
+import org.onap.so.client.exception.ExceptionBuilder;
+import org.onap.so.serviceinstancebeans.RequestDetails;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+import java.io.IOException;
+import java.util.Optional;
+import static org.onap.so.bpmn.infrastructure.pnf.delegate.ExecutionVariableNames.*;
+
+/**
+ * This implementation of {@link JavaDelegate} is used to populate the execution object for Service level upgrade
+ */
+@Component
+public class ServiceLevelRequestDispatcher implements JavaDelegate {
+
+    private final Logger logger = LoggerFactory.getLogger(getClass());
+
+    @Autowired
+    private ExceptionBuilder exceptionUtil;
+
+    @Autowired
+    private ObjectMapper mapper;
+
+    @Override
+    public void execute(DelegateExecution delegateExecution) throws Exception {
+        logger.debug("Running execute block for activity id: {}, name: {}", delegateExecution.getCurrentActivityId(),
+                delegateExecution.getCurrentActivityName());
+
+        RequestDetails bpmnRequestDetails = requestVerification(delegateExecution);
+
+        final String serviceInstanceId = String.valueOf(delegateExecution.getVariable(SERVICE_INSTANCE_ID));
+        final String serviceType = bpmnRequestDetails.getRequestParameters().getSubscriptionServiceType();
+        final String globalSubscriberId = bpmnRequestDetails.getSubscriberInfo().getGlobalSubscriberId();
+
+        final String modelInvariantId = bpmnRequestDetails.getModelInfo().getModelInvariantId();
+        final String modelId = bpmnRequestDetails.getModelInfo().getModelUuid();
+        final String modelVersion = bpmnRequestDetails.getModelInfo().getModelVersion();
+
+        if (ServiceLevelConstants.PNF.equalsIgnoreCase(serviceType)) {
+            getAndSetPnfNameFromServiceInstance(serviceInstanceId, serviceType, globalSubscriberId, delegateExecution);
+        }
+
+        // TODO : handling for vnf
+
+        logger.trace("Completed dispatcher request for ServiceLevelUpgrade.");
+    }
+
+    private void getAndSetPnfNameFromServiceInstance(final String serviceInstanceId, final String serviceType,
+            final String globalSubscriberId, DelegateExecution delegateExecution) {
+
+        AAIRestClientI restClient = new AAIRestClientImpl();
+
+        Optional<ServiceInstance> optionalSi =
+                restClient.getServiceInstanceById(serviceInstanceId, serviceType, globalSubscriberId);
+
+        if (!optionalSi.isPresent()) {
+
+        }
+
+        optionalSi.ifPresentOrElse(serviceInstance -> {
+            final String pnfName = serviceInstance.getRelationshipList().getRelationship().stream()
+                    .filter(x -> x.getRelatedTo().contains("pnf")).findFirst().get().getRelationshipData().stream()
+                    .filter(data -> data.getRelationshipKey().contains("pnf.pnf-name")).findFirst().get()
+                    .getRelationshipValue();
+            if (pnfName == null || pnfName.isEmpty()) {
+                logger.warn(
+                        "Unable to find the PNF for service instance id: " + serviceInstance.getServiceInstanceId());
+                return;
+            }
+            delegateExecution.setVariable(ServiceLevelConstants.PNF_NAME, pnfName);
+            delegateExecution.setVariable(ServiceLevelConstants.RESOURCE_TYPE, ServiceLevelConstants.PNF);
+        }, () -> {
+            throwExceptionWithWarn(delegateExecution, "Unable to find the service instance: " + serviceInstanceId);
+        });
+    }
+
+    private RequestDetails requestVerification(DelegateExecution delegateExecution) throws IOException {
+        RequestDetails bpmnRequestDetails = mapper.readValue(JsonUtils.getJsonValue(
+                String.valueOf(delegateExecution.getVariable(ServiceLevelConstants.BPMN_REQUEST)), "requestDetails"),
+                RequestDetails.class);
+
+        throwIfNull(delegateExecution, bpmnRequestDetails.getModelInfo(), SERVICE_MODEL_INFO);
+        throwIfNull(delegateExecution, bpmnRequestDetails.getRequestInfo(), "RequestInfo");
+        throwIfNull(delegateExecution, bpmnRequestDetails.getRequestParameters(), "RequestParameters");
+        throwIfNull(delegateExecution, bpmnRequestDetails.getRequestParameters().getUserParams(), "UserParams");
+
+        return bpmnRequestDetails;
+    }
+
+    private void throwIfNull(DelegateExecution delegateExecution, Object obj, String param) {
+        if (obj == null) {
+            throwExceptionWithWarn(delegateExecution,
+                    "Unable to find the parameter: " + param + " in the execution context");
+        }
+    }
+
+    private void throwExceptionWithWarn(DelegateExecution delegateExecution, String exceptionMsg) {
+        logger.warn(exceptionMsg);
+        exceptionUtil.buildAndThrowWorkflowException(delegateExecution, ServiceLevelConstants.ERROR_CODE, exceptionMsg);
+    }
+}
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/impl/ServiceLevelUpgrade.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/impl/ServiceLevelUpgrade.java
new file mode 100644
index 0000000000..dfc77d6f0c
--- /dev/null
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/impl/ServiceLevelUpgrade.java
@@ -0,0 +1,54 @@
+package org.onap.so.bpmn.infrastructure.service.level.impl;
+
+import org.camunda.bpm.engine.delegate.DelegateExecution;
+import org.camunda.bpm.engine.delegate.JavaDelegate;
+import org.onap.so.bpmn.infrastructure.service.level.AbstractServiceLevelPreparable;
+import org.springframework.stereotype.Component;
+import java.util.Arrays;
+import java.util.List;
+
+@Component
+public class ServiceLevelUpgrade extends AbstractServiceLevelPreparable implements JavaDelegate {
+
+    private static final List<String> PNF_SWU_PARAMS = Arrays.asList(ServiceLevelConstants.SERVICE_INSTANCE_ID,
+            ServiceLevelConstants.RESOURCE_TYPE, ServiceLevelConstants.BPMN_REQUEST, ServiceLevelConstants.PNF_NAME);
+
+    @Override
+    protected String fetchWorkflowUsingScope(DelegateExecution execution, String scope) {
+        String wflName = null;
+        switch (scope.toLowerCase()) {
+            case ServiceLevelConstants.PNF:
+                wflName = ServiceLevelConstants.PNF_SOFTWARE_UPGRADE_WORKFLOW;
+                break;
+            case ServiceLevelConstants.VNF:
+                wflName = ServiceLevelConstants.GENERIC_VNF_HEALTH_CHECK_WORKFLOW;
+                break;
+            default:
+                exceptionBuilder.buildAndThrowWorkflowException(execution, ServiceLevelConstants.ERROR_CODE,
+                        "No valid health check work flow retrieved for the scope: " + scope);
+        }
+        return wflName;
+    }
+
+    @Override
+    public void execute(DelegateExecution execution) throws Exception {
+        if (execution.hasVariable(ServiceLevelConstants.RESOURCE_TYPE)
+                && execution.getVariable(ServiceLevelConstants.RESOURCE_TYPE) != null) {
+            final String controllerScope = (String) execution.getVariable(ServiceLevelConstants.RESOURCE_TYPE);
+            LOG.debug("Scope retrieved from delegate execution: " + controllerScope);
+            final String wflName = fetchWorkflowUsingScope(execution, controllerScope);
+            LOG.debug("Health check workflow fetched for the scope: {} is: {}", controllerScope, wflName);
+
+            if ("pnf".equalsIgnoreCase(controllerScope)) {
+                validateParamsWithScope(execution, controllerScope, PNF_SWU_PARAMS);
+                LOG.info("Parameters validated successfully for {}", wflName);
+                execution.setVariable(ServiceLevelConstants.SOFTWARE_WORKFLOW_TO_INVOKE, wflName);
+                execution.setVariable(ServiceLevelConstants.CONTROLLER_STATUS, "");
+            }
+
+        } else {
+            exceptionBuilder.buildAndThrowWorkflowException(execution, ServiceLevelConstants.ERROR_CODE,
+                    "Controller scope not found to invoke resource level health check");
+        }
+    }
+}
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/impl/UpdateServiceInstanceInAai.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/impl/UpdateServiceInstanceInAai.java
new file mode 100644
index 0000000000..c9bd607b8b
--- /dev/null
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/service/level/impl/UpdateServiceInstanceInAai.java
@@ -0,0 +1,123 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.so.bpmn.infrastructure.service.level.impl;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.camunda.bpm.engine.delegate.DelegateExecution;
+import org.camunda.bpm.engine.delegate.JavaDelegate;
+import org.onap.aai.domain.yang.ServiceInstance;
+import org.onap.aaiclient.client.aai.AAIRestClientI;
+import org.onap.aaiclient.client.aai.AAIRestClientImpl;
+import org.onap.so.bpmn.core.json.JsonUtils;
+import org.onap.so.client.exception.ExceptionBuilder;
+import org.onap.so.serviceinstancebeans.RequestDetails;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+import java.io.IOException;
+import java.util.Optional;
+import static org.onap.so.bpmn.infrastructure.pnf.delegate.ExecutionVariableNames.SERVICE_MODEL_INFO;
+
+@Component
+public class UpdateServiceInstanceInAai implements JavaDelegate {
+
+    @Autowired
+    private ExceptionBuilder exceptionUtil;
+
+    private final Logger logger = LoggerFactory.getLogger(getClass());
+    private static final String BPMN_REQUEST = "bpmnRequest";
+    private static final String PNF_RESOURCE = "pnf";
+    private static final String SERVICE_INSTANCE_ID = "serviceInstanceId";
+
+    // ERROR CODE for variable not found in the delegation Context
+    private static final int ERROR_CODE = 601;
+
+    @Autowired
+    private ObjectMapper mapper;
+
+    @Override
+    public void execute(DelegateExecution delegateExecution) throws Exception {
+        logger.debug("Running execute block for activity id: {}, name: {}", delegateExecution.getCurrentActivityId(),
+                delegateExecution.getCurrentActivityName());
+
+        RequestDetails bpmnRequestDetails = requestVerification(delegateExecution);
+
+        final String serviceInstanceId = String.valueOf(delegateExecution.getVariable(SERVICE_INSTANCE_ID));
+        final String serviceType = bpmnRequestDetails.getRequestParameters().getSubscriptionServiceType();
+        final String globalSubscriberId = bpmnRequestDetails.getSubscriberInfo().getGlobalSubscriberId();
+
+        final String modelId = bpmnRequestDetails.getModelInfo().getModelUuid();
+
+        if (PNF_RESOURCE.equalsIgnoreCase(serviceType)) {
+            getAndSetServiceInstance(serviceInstanceId, serviceType, globalSubscriberId, modelId);
+        }
+
+        // TODO : handling for vnf
+
+        logger.trace("Completed updating request for ServiceLevelUpgrade.");
+    }
+
+    private void getAndSetServiceInstance(final String serviceInstanceId, final String serviceType,
+            final String globalSubscriberId, String modelVersionId) {
+
+        AAIRestClientI restClient = new AAIRestClientImpl();
+
+        Optional<ServiceInstance> optionalSi =
+                restClient.getServiceInstanceById(serviceInstanceId, serviceType, globalSubscriberId);
+
+        if (!optionalSi.isPresent()) {
+            // throwExceptionWithWarn(delegateExecution, "Unable to find the service instance: " + serviceInstanceId);
+        }
+
+        ServiceInstance serviceInstance = optionalSi.get();
+
+        serviceInstance.setModelVersionId(modelVersionId);
+
+        restClient.updateServiceInstance(serviceInstanceId, serviceType, globalSubscriberId, serviceInstance);
+
+    }
+
+    private RequestDetails requestVerification(DelegateExecution delegateExecution) throws IOException {
+        RequestDetails bpmnRequestDetails = mapper.readValue(
+                JsonUtils.getJsonValue(String.valueOf(delegateExecution.getVariable(BPMN_REQUEST)), "requestDetails"),
+                RequestDetails.class);
+
+        throwIfNull(delegateExecution, bpmnRequestDetails.getModelInfo(), SERVICE_MODEL_INFO);
+        throwIfNull(delegateExecution, bpmnRequestDetails.getRequestInfo(), "RequestInfo");
+        throwIfNull(delegateExecution, bpmnRequestDetails.getRequestParameters(), "RequestParameters");
+        throwIfNull(delegateExecution, bpmnRequestDetails.getRequestParameters().getUserParams(), "UserParams");
+
+        return bpmnRequestDetails;
+    }
+
+    private void throwIfNull(DelegateExecution delegateExecution, Object obj, String param) {
+        if (obj == null) {
+            throwExceptionWithWarn(delegateExecution,
+                    "Unable to find the parameter: " + param + " in the execution context");
+        }
+    }
+
+    private void throwExceptionWithWarn(DelegateExecution delegateExecution, String exceptionMsg) {
+        logger.warn(exceptionMsg);
+        exceptionUtil.buildAndThrowWorkflowException(delegateExecution, ERROR_CODE, exceptionMsg);
+    }
+
+}
diff --git a/bpmn/so-bpmn-tasks/src/test/java/org/onap/so/bpmn/infrastructure/service/level/ServiceLevelPreparationTest.java b/bpmn/so-bpmn-tasks/src/test/java/org/onap/so/bpmn/infrastructure/service/level/ServiceLevelPreparationTest.java
index a99ee7d2df..340b2776a4 100644
--- a/bpmn/so-bpmn-tasks/src/test/java/org/onap/so/bpmn/infrastructure/service/level/ServiceLevelPreparationTest.java
+++ b/bpmn/so-bpmn-tasks/src/test/java/org/onap/so/bpmn/infrastructure/service/level/ServiceLevelPreparationTest.java
@@ -28,6 +28,7 @@ import org.junit.Rule;
 import org.junit.Test;
 import org.junit.rules.ExpectedException;
 import org.junit.runner.RunWith;
+import org.onap.so.bpmn.infrastructure.service.level.impl.ServiceLevelConstants;
 import org.onap.so.bpmn.infrastructure.service.level.impl.ServiceLevelPreparation;
 import org.onap.so.client.exception.ExceptionBuilder;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -38,9 +39,6 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import static org.assertj.core.api.Assertions.assertThat;
-import static org.onap.so.bpmn.infrastructure.service.level.AbstractServiceLevelPreparable.RESOURCE_TYPE;
-import static org.onap.so.bpmn.infrastructure.service.level.AbstractServiceLevelPreparable.WORKFLOW_TO_INVOKE;
-
 
 
 @RunWith(SpringJUnit4ClassRunner.class)
@@ -50,10 +48,13 @@ public class ServiceLevelPreparationTest {
     private static final String TEST_PNF_SCOPE = "pnf";
     private static final String TEST_PROCESS_KEY = "testProcessKey";
     private static final String PROCESS_KEY_VALUE = "testProcessKeyValue";
-    private static final List<String> PNF_HEALTH_CHECK_PARAMS = Arrays.asList("SERVICE_MODEL_INFO",
-            "SERVICE_INSTANCE_NAME", "PNF_CORRELATION_ID", "MODEL_UUID", "PNF_UUID", "PRC_BLUEPRINT_NAME",
-            "PRC_BLUEPRINT_VERSION", "PRC_CUSTOMIZATION_UUID", "RESOURCE_CUSTOMIZATION_UUID_PARAM", "PRC_INSTANCE_NAME",
-            "PRC_CONTROLLER_ACTOR", "REQUEST_PAYLOAD");
+    private static final String BPMN_REQUEST = "bpmnRequest";
+    private static final String RESOURCE_TYPE = "resourceType";
+    private static final String SERVICE_INSTANCE_ID = "serviceInstanceId";
+    private static final String PNF_NAME = "pnfName";
+    private static final List<String> PNF_HEALTH_CHECK_PARAMS = Arrays.asList(ServiceLevelConstants.SERVICE_INSTANCE_ID,
+            ServiceLevelConstants.RESOURCE_TYPE, ServiceLevelConstants.BPMN_REQUEST, ServiceLevelConstants.PNF_NAME);
+
     private Map<String, String> pnfHealthCheckTestParams = new HashMap<>();
 
     @Autowired
@@ -89,6 +90,9 @@ public class ServiceLevelPreparationTest {
         }
         execution.setVariable(RESOURCE_TYPE, TEST_PNF_SCOPE);
         execution.setVariable(TEST_PROCESS_KEY, PROCESS_KEY_VALUE);
+        execution.setVariable(BPMN_REQUEST, "bpmnRequestValue");
+        execution.setVariable(SERVICE_INSTANCE_ID, "serviceInstanceIdValue");
+        execution.setVariable(PNF_NAME, "PnfDemo");
 
         invalidExecution.setVariables(execution.getVariables());
     }
@@ -97,13 +101,13 @@ public class ServiceLevelPreparationTest {
     public void executePnfUpgradeSuccessTest() throws Exception {
         serviceLevelPrepare.execute(execution);
         // Expect the pnf health check workflow to be set in to execution if validation is successful
-        assertThat(String.valueOf(execution.getVariable(WORKFLOW_TO_INVOKE))).isEqualTo("GenericPnfHealthCheck");
+        assertThat(String.valueOf(execution.getVariable(ServiceLevelConstants.WORKFLOW_TO_INVOKE)))
+                .isEqualTo("GenericPnfHealthCheck");
     }
 
     @Test
     public void validateFailureParamsForPnfTest() throws Exception {
-        invalidExecution.removeVariable("PNF_UUID");
-        invalidExecution.setVariable("PRC_BLUEPRINT_NAME", null);
+        invalidExecution.removeVariable(BPMN_REQUEST);
         // BPMN exception is thrown in case of validation failure or invalid execution
         thrown.expect(BpmnError.class);
         serviceLevelPrepare.validateParamsWithScope(invalidExecution, TEST_PNF_SCOPE, PNF_HEALTH_CHECK_PARAMS);
diff --git a/graph-inventory/aai-client/src/main/java/org/onap/aaiclient/client/aai/AAIRestClientI.java b/graph-inventory/aai-client/src/main/java/org/onap/aaiclient/client/aai/AAIRestClientI.java
index ef6ca00a32..3b08761568 100644
--- a/graph-inventory/aai-client/src/main/java/org/onap/aaiclient/client/aai/AAIRestClientI.java
+++ b/graph-inventory/aai-client/src/main/java/org/onap/aaiclient/client/aai/AAIRestClientI.java
@@ -26,6 +26,7 @@ import java.util.Optional;
 import org.onap.aai.domain.yang.GenericVnf;
 import org.onap.aai.domain.yang.Pnf;
 import org.onap.aai.domain.yang.Pserver;
+import org.onap.aai.domain.yang.ServiceInstance;
 
 public interface AAIRestClientI {
 
@@ -40,4 +41,10 @@ public interface AAIRestClientI {
     void createPnf(String pnfId, Pnf pnf);
 
     void updatePnf(String pnfId, Pnf pnf);
+
+    Optional<ServiceInstance> getServiceInstanceById(String serviceInstanceId, String serviceType,
+            String globalSubscriberId);
+
+    void updateServiceInstance(String globalSubscriberId, String serviceType, String serviceInstanceId,
+            ServiceInstance serviceInstance);
 }
diff --git a/graph-inventory/aai-client/src/main/java/org/onap/aaiclient/client/aai/AAIRestClientImpl.java b/graph-inventory/aai-client/src/main/java/org/onap/aaiclient/client/aai/AAIRestClientImpl.java
index 886891a34e..0aff965ac0 100644
--- a/graph-inventory/aai-client/src/main/java/org/onap/aaiclient/client/aai/AAIRestClientImpl.java
+++ b/graph-inventory/aai-client/src/main/java/org/onap/aaiclient/client/aai/AAIRestClientImpl.java
@@ -31,14 +31,18 @@ import javax.ws.rs.core.Response;
 import org.onap.aai.domain.yang.GenericVnf;
 import org.onap.aai.domain.yang.Pnf;
 import org.onap.aai.domain.yang.Pserver;
+import org.onap.aai.domain.yang.ServiceInstance;
 import org.onap.aaiclient.client.aai.entities.CustomQuery;
 import org.onap.aaiclient.client.aai.entities.Results;
 import org.onap.aaiclient.client.aai.entities.uri.AAIResourceUri;
 import org.onap.aaiclient.client.aai.entities.uri.AAIUriFactory;
 import org.onap.aaiclient.client.graphinventory.Format;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 public class AAIRestClientImpl implements AAIRestClientI {
 
+    private final Logger log = LoggerFactory.getLogger(getClass());
     private static final String PSERVER_VNF_QUERY = "pservers-fromVnf";
 
     @Override
@@ -97,4 +101,24 @@ public class AAIRestClientImpl implements AAIRestClientI {
     public void updatePnf(String pnfId, Pnf pnf) {
         new AAIResourcesClient().update(AAIUriFactory.createResourceUri(AAIObjectType.PNF, pnfId), pnf);
     }
+
+    @Override
+    public Optional<ServiceInstance> getServiceInstanceById(String globalSubscriberId, String serviceType,
+            String serviceInstanceId) {
+        Response response = new AAIResourcesClient().getFullResponse(AAIUriFactory
+                .createResourceUri(AAIObjectType.SERVICE_INSTANCE, globalSubscriberId, serviceType, serviceInstanceId));
+        return Optional.ofNullable(response.readEntity(ServiceInstance.class));
+    }
+
+    @Override
+    public void updateServiceInstance(String globalSubscriberId, String serviceType, String serviceInstanceId,
+            ServiceInstance serviceInstance) {
+        try {
+            new AAIResourcesClient().update(AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE,
+                    globalSubscriberId, serviceType, serviceInstanceId), serviceInstance);
+        } catch (Throwable ex) {
+            log.error("Exception happened while updating ServiceInstance, Exception: {}", ex.getLocalizedMessage());
+            throw new RuntimeException(ex);
+        }
+    }
 }