ADPT-156: Add manual priority usability to adapter

taskana-adapter-camunda-listener/src/main/java/pro/taskana/adapter/camunda/dto/ReferencedTask.java

@@ -16,6 +16,7 @@ public class ReferencedTask {
   private String description;
   private String owner;
   private String priority;
+  private String manualPriority;
   private String suspended;
   private String systemUrl;
   private String taskDefinitionKey;
@@ -123,6 +124,14 @@ public void setPriority(String priority) {
     this.priority = priority;
   }
 
+  public String getManualPriority() {
+    return manualPriority;
+  }
+
+  public void setManualPriority(String manualPriority) {
+    this.manualPriority = manualPriority;
+  }
+
   public String getSuspended() {
     return suspended;
   }
@@ -200,6 +209,7 @@ public int hashCode() {
         description,
         owner,
         priority,
+        manualPriority,
         suspended,
         systemUrl,
         taskDefinitionKey,
@@ -233,6 +243,7 @@ public boolean equals(Object obj) {
         && Objects.equals(description, other.description)
         && Objects.equals(owner, other.owner)
         && Objects.equals(priority, other.priority)
+        && Objects.equals(manualPriority, other.manualPriority)
         && Objects.equals(suspended, other.suspended)
         && Objects.equals(systemUrl, other.systemUrl)
         && Objects.equals(taskDefinitionKey, other.taskDefinitionKey)
@@ -258,6 +269,8 @@ public String toString() {
         + assignee
         + ", created="
         + created
+        + ", planned="
+        + planned
         + ", due="
         + due
         + ", description="
@@ -266,6 +279,8 @@ public String toString() {
         + owner
         + ", priority="
         + priority
+        + ", manualPriority="
+        + manualPriority
         + ", suspended="
         + suspended
         + ", systemUrl="

taskana-adapter-camunda-listener/src/main/java/pro/taskana/adapter/camunda/tasklistener/TaskanaTaskListener.java

@@ -224,6 +224,7 @@ private String getReferencedTaskJson(DelegateTask delegateTask) throws JsonProce
         getUserTaskExtensionProperty(delegateTask, "taskana.classification-key"));
     referencedTask.setDomain(getDomainVariable(delegateTask));
     referencedTask.setWorkbasketKey(getWorkbasketKey(delegateTask));
+    referencedTask.setManualPriority(getManualPriority(delegateTask));
     referencedTask.setVariables(getProcessVariables(delegateTask));
     String referencedTaskJson = objectMapper.writeValueAsString(referencedTask);
     LOGGER.debug("Exit from getReferencedTaskJson. Returning {}.", referencedTaskJson);
@@ -343,6 +344,24 @@ private List<String> splitVariableNamesString(String variableNamesConcatenated)
     return Arrays.asList(variableNamesConcatenated.trim().split("\\s*,\\s*"));
   }
 
+  private String getManualPriority(DelegateTask delegateTask) {
+    String manualPriority = "-1";
+    try {
+      Object manualPriorityObj = delegateTask.getVariable("taskana.manual-priority");
+      if (manualPriorityObj instanceof String) {
+        manualPriority = (String) manualPriorityObj;
+      }
+    } catch (Exception e) {
+      LOGGER.warn(
+          "Caught exception while trying to retrieve taskana.manual-priority "
+              + "for task {} in ProcessDefinition {}",
+          delegateTask.getName(),
+          delegateTask.getProcessDefinitionId(),
+          e);
+    }
+    return manualPriority;
+  }
+
   private String getWorkbasketKey(DelegateTask delegateTask) {
     String workbasketKey = null;
     try {

taskana-adapter-camunda-spring-boot-test/src/test/java/pro/taskana/adapter/integration/TestTaskAcquisition.java

@@ -264,6 +264,51 @@ void user_task_process_instance_started_in_camunda_via_rest_should_result_in_tas
         });
   }
 
+  @WithAccessId(
+      user = "teamlead_1",
+      groups = {"taskadmin"})
+  @Test
+  void task_with_manual_priority_should_result_in_taskanaTask_with_this_manual_priority()
+      throws Exception {
+
+    String variables =
+        "\"variables\": {\"taskana.manual-priority\": {\"value\":\"555\", "
+            + "\"type\":\"string\"}}";
+    String processInstanceId =
+        this.camundaProcessengineRequester.startCamundaProcessAndReturnId(
+            "simple_user_task_process", variables);
+    List<String> camundaTaskIds =
+        this.camundaProcessengineRequester.getTaskIdsFromProcessInstanceId(processInstanceId);
+
+    Thread.sleep((long) (this.adapterTaskPollingInterval * 1.2));
+
+    TaskSummary taskanaTask =
+        taskService.createTaskQuery().externalIdIn(camundaTaskIds.get(0)).single();
+
+    assertThat(taskanaTask.getManualPriority()).isEqualTo(555);
+  }
+
+  @WithAccessId(
+      user = "teamlead_1",
+      groups = {"taskadmin"})
+  @Test
+  void task_without_manual_priority_should_result_in_taskanaTask_with_default_manual_priority()
+      throws Exception {
+
+    String processInstanceId =
+        this.camundaProcessengineRequester.startCamundaProcessAndReturnId(
+            "simple_user_task_process", "");
+    List<String> camundaTaskIds =
+        this.camundaProcessengineRequester.getTaskIdsFromProcessInstanceId(processInstanceId);
+
+    Thread.sleep((long) (this.adapterTaskPollingInterval * 1.2));
+
+    TaskSummary taskanaTask =
+        taskService.createTaskQuery().externalIdIn(camundaTaskIds.get(0)).single();
+
+    assertThat(taskanaTask.getManualPriority()).isEqualTo(-1);
+  }
+
   @WithAccessId(
       user = "teamlead_1",
       groups = {"taskadmin"})

taskana-adapter-taskana-connector/src/main/java/pro/taskana/adapter/taskanaconnector/api/impl/TaskInformationMapper.java

@@ -85,6 +85,8 @@ public Task convertToTaskanaTask(ReferencedTask referencedTask) {
 
     taskanaTask.setPrimaryObjRef(createObjectReference());
 
+    taskanaTask.setManualPriority(Integer.parseInt(referencedTask.getManualPriority()));
+
     return taskanaTask;
   }
 

taskana-adapter/src/main/java/pro/taskana/adapter/systemconnector/api/ReferencedTask.java

@@ -16,6 +16,7 @@ public class ReferencedTask {
   private String description;
   private String owner;
   private String priority;
+  private String manualPriority;
   private String suspended;
   private String systemUrl;
   private String taskDefinitionKey;
@@ -123,6 +124,14 @@ public void setPriority(String priority) {
     this.priority = priority;
   }
 
+  public String getManualPriority() {
+    return manualPriority;
+  }
+
+  public void setManualPriority(String manualPriority) {
+    this.manualPriority = manualPriority;
+  }
+
   public String getSuspended() {
     return suspended;
   }
@@ -200,6 +209,7 @@ public int hashCode() {
         description,
         owner,
         priority,
+        manualPriority,
         suspended,
         systemUrl,
         taskDefinitionKey,
@@ -233,6 +243,7 @@ public boolean equals(Object obj) {
         && Objects.equals(description, other.description)
         && Objects.equals(owner, other.owner)
         && Objects.equals(priority, other.priority)
+        && Objects.equals(manualPriority, other.manualPriority)
         && Objects.equals(suspended, other.suspended)
         && Objects.equals(systemUrl, other.systemUrl)
         && Objects.equals(taskDefinitionKey, other.taskDefinitionKey)
@@ -266,6 +277,8 @@ public String toString() {
         + owner
         + ", priority="
         + priority
+        + ", manualPriority="
+        + manualPriority
         + ", suspended="
         + suspended
         + ", systemUrl="