AP-9298 Delete assets option does not work when deleting the user

Apromore-Core-Components/Apromore-Manager/src/main/java/org/apromore/service/ProcessService.java

@@ -138,8 +138,10 @@ ProcessModelVersion createProcessModelVersion(Integer processId, final String br
     ProcessModelVersion updateProcessModelVersion(final Integer processId, final String branchName, final Version version, 
             final User user, final String lockStatus,
             final NativeType nativeType, final InputStream nativeStream) throws ImportException, UpdateProcessException;
-
-     /**
+
+    void deleteProcessModel(Process process, User user) throws UpdateProcessException;
+
+    /**
      * Deletes the current process model version of the given branch.
      * @param models A map of models that are to be removed.
      * @param user with write permission

Apromore-Core-Components/Apromore-Manager/src/main/java/org/apromore/service/impl/ProcessServiceImpl.java

@@ -644,7 +644,18 @@ private Set<GroupProcess> filterPublicGroupProcesses(Set<GroupProcess> groupProc
     return publicGroupProcesses;
   }
 
-
+  @Override
+  public void deleteProcessModel(final Process process, final User user) throws UpdateProcessException {
+    List<ProcessModelVersion> processModelVersionList =
+        processModelVersionRepo.getAllProcessModelVersions(process.getId(), TRUNK_NAME);
+
+    List<ProcessData> processDatas = new ArrayList<>();
+    for (ProcessModelVersion processModelVersion : processModelVersionList) {
+      processDatas.add(new ProcessData(processModelVersion.getProcessBranch().getProcess().getId(),
+          new Version(processModelVersion.getVersionNumber())));
+    }
+    deleteProcessModel(processDatas, user);
+  }
 
   /**
    * @see ProcessService#deleteProcessModel(List, User) {@inheritDoc}

Apromore-Core-Components/Apromore-Manager/src/main/java/org/apromore/service/impl/WorkspaceServiceImpl.java

@@ -1021,9 +1021,22 @@ public boolean canDeleteOwnerlessFolder(User user) {
   @Transactional
   public void deleteOwnerlessArtifact(User user) {
 
+    /**
+     * This is a temporary workaround to address following circular dependency issue.
+     * Circular dependency between the following tasks:
+     * :Process-Log-Data-Logic:compileJava
+     * +--- :Process-Log-Definition-Logic:compileJava
+     * |    \--- :Apromore-Core-Components:Apromore-Manager:compileJava
+     * |         \--- :Process-Log-Data-Logic:compileJava ()
+     * \--- :Apromore-Core-Components:Apromore-Manager:compileJava ()
+     *
+     * So PortalDataService's deleteLog method need be called directly in order to delete ownerless logs,
+     * which leaves the whole purgeOwnerlessArtifact task not guaranteed to finish in one transaction.
+     *
+     * Here is the future task to solve this Circular dependency issue properly
+     * https://apromore.atlassian.net/browse/AP-9452
+     */
     folderRepo.deleteAll(getSingleOwnerFolderByUser(user));
-    logRepo.deleteAll(getSingleOwnerLogByUser(user));
-    processRepo.deleteAll(getSingleOwnerProcessByUser(user));
 
   }
 

Apromore-Custom-Plugins/User-Admin-Portal-Plugin/src/main/java/org/apromore/plugin/portal/useradmin/DeleteUserController.java

@@ -26,6 +26,7 @@
 
 import java.text.MessageFormat;
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.Comparator;
 import java.util.HashMap;
 import java.util.List;
@@ -48,6 +49,8 @@
 import org.apromore.portal.types.EventQueueEvents;
 import org.apromore.portal.types.EventQueueTypes;
 import org.apromore.service.AuthorizationService;
+import org.apromore.service.EventLogService;
+import org.apromore.service.ProcessService;
 import org.apromore.service.SecurityService;
 import org.apromore.service.UserService;
 import org.apromore.service.WorkspaceService;
@@ -98,6 +101,12 @@ public class DeleteUserController extends SelectorComposer<Window> {
     @WireVariable("userService")
     private UserService userService;
 
+    @WireVariable("processService")
+    private ProcessService processService;
+
+    @WireVariable("eventLogService")
+    private EventLogService eventLogService;
+
     private Map<String, Object> argMap = (Map<String, Object>) Executions.getCurrent().getArg();
     private User selectedUser = (User) argMap.get("selectedUser");
     private String selectedUserName;
@@ -342,7 +351,30 @@ private void applyTransfer() {
 
     private void purgeOwnedAssets() {
         try {
+            /**
+             * This is a temporary workaround to address following circular dependency issue.
+             * Circular dependency between the following tasks:
+             * :Process-Log-Data-Logic:compileJava
+             * +--- :Process-Log-Definition-Logic:compileJava
+             * |    \--- :Apromore-Core-Components:Apromore-Manager:compileJava
+             * |         \--- :Process-Log-Data-Logic:compileJava ()
+             * \--- :Apromore-Core-Components:Apromore-Manager:compileJava ()
+             *
+             * So in here PortalDataService's deleteLog method is called directly, which leaves the whole
+             * purgeOwnerlessArtifact task not guaranteed to finish in one transaction.
+             *
+             * Here is the future task to solve this Circular dependency issue properly
+             * https://apromore.atlassian.net/browse/AP-9452
+             */
+            List<Log> logList = workspaceService.getSingleOwnerLogByUser(selectedUser);
+            for (Log log : logList) {
+                eventLogService.deleteLogs(Collections.singletonList(log), selectedUser);
+            }
 
+            List<Process> processes = workspaceService.getSingleOwnerProcessByUser(selectedUser);
+            for (Process process : processes) {
+                processService.deleteProcessModel(process, selectedUser);
+            }
 
             workspaceService.deleteOwnerlessArtifact(selectedUser);
             Notification.info(getLabel("successDeleteAll_message"));

Apromore-Database/src/main/java/org/apromore/dao/ProcessModelVersionRepository.java

@@ -67,6 +67,16 @@ public interface ProcessModelVersionRepository extends JpaRepository<ProcessMode
     ProcessModelVersion getProcessModelVersionByUser(Integer processId, String branchName, String versionNumber,
                                                Integer userId);
 
+    /**
+     * Find the process model version for the process id branch and version.
+     * @param processId the process id.
+     * @param branchName the branch name.
+     * @return processModelVersion we found or null.
+     */
+    @Query("SELECT pmv FROM ProcessModelVersion pmv JOIN pmv.processBranch pb JOIN pb.process p " +
+        "WHERE p.id = ?1 AND pb.branchName = ?2")
+    List<ProcessModelVersion> getAllProcessModelVersions(Integer processId, String branchName);
+
     /**
      * Find a list of process model version for the process id branch and version.
      * @param processId the process id.