added svcapi ui and camunda code

[it/otf.git] / otf-camunda / src / main / java / org / oran / otf / camunda / service / OtfWorkflowTaskCleanupService.java

diff --git a/otf-camunda/src/main/java/org/oran/otf/camunda/service/OtfWorkflowTaskCleanupService.java b/otf-camunda/src/main/java/org/oran/otf/camunda/service/OtfWorkflowTaskCleanupService.java
new file mode 100644 (file)
index 0000000..ca9d7a8
--- /dev/null
+++ b/otf-camunda/src/main/java/org/oran/otf/camunda/service/OtfWorkflowTaskCleanupService.java
@@ -0,0 +1,75 @@
+/*  Copyright (c) 2019 AT&T Intellectual Property.                             #\r
+#                                                                              #\r
+#   Licensed under the Apache License, Version 2.0 (the "License");            #\r
+#   you may not use this file except in compliance with the License.           #\r
+#   You may obtain a copy of the License at                                    #\r
+#                                                                              #\r
+#       http://www.apache.org/licenses/LICENSE-2.0                             #\r
+#                                                                              #\r
+#   Unless required by applicable law or agreed to in writing, software        #\r
+#   distributed under the License is distributed on an "AS IS" BASIS,          #\r
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.   #\r
+#   See the License for the specific language governing permissions and        #\r
+#   limitations under the License.                                             #\r
+##############################################################################*/\r
+\r
+\r
+package org.oran.otf.camunda.service;\r
+\r
+import org.oran.otf.camunda.workflow.utility.WorkflowTask;\r
+import java.util.List;\r
+import java.util.Map.Entry;\r
+import java.util.Set;\r
+import org.camunda.bpm.engine.RuntimeService;\r
+import org.camunda.bpm.engine.runtime.ProcessInstance;\r
+import org.springframework.beans.factory.annotation.Autowired;\r
+import org.springframework.boot.context.event.ApplicationReadyEvent;\r
+import org.springframework.context.event.EventListener;\r
+import org.springframework.stereotype.Component;\r
+\r
+@Component\r
+public class OtfWorkflowTaskCleanupService {\r
+  @Autowired RuntimeService runtimeService;\r
+  public static boolean isEnabled = false;\r
+\r
+  @EventListener(ApplicationReadyEvent.class)\r
+  public void init() {\r
+    Thread otfCleanupService = new Thread(new Worker());\r
+    otfCleanupService.start();\r
+  }\r
+\r
+  public class Worker implements Runnable {\r
+    @Override\r
+    public void run() {\r
+      try {\r
+        while (true) {\r
+          if (isEnabled) {\r
+            synchronized (WorkflowTask.workflowTasksByExecutionId) {\r
+              Set<Entry<String, List<WorkflowTask>>> set =\r
+                  WorkflowTask.workflowTasksByExecutionId.entrySet();\r
+\r
+              for (Entry<String, List<WorkflowTask>> entry : set) {\r
+                String processInstanceId = entry.getKey();\r
+                List<WorkflowTask> workflowTasks = entry.getValue();\r
+\r
+                ProcessInstance processInstance =\r
+                    runtimeService\r
+                        .createProcessInstanceQuery()\r
+                        .processInstanceId(processInstanceId)\r
+                        .singleResult();\r
+\r
+                if (processInstance == null) {\r
+                  System.out.println("Cleaning up WorkflowTasks under processInstanceId, " + processInstanceId);\r
+                  workflowTasks.forEach(WorkflowTask::shutdown);\r
+                }\r
+              }\r
+            }\r
+          }\r
+          Thread.sleep(10000);\r
+        }\r
+      } catch (InterruptedException e) {\r
+        e.printStackTrace();\r
+      }\r
+    }\r
+  }\r
+}\r