How to use

ch.puzzle.itc.mobiliar.business.predecessor.entity.PredecessorResultMessage

constructor

private ResourceEntity findPredecessor(List<ResourceEntity> predecessorCandidates, ResourceEntity successorResource, PredecessorResult predecessorResult) {
  ResourceEntity predecessorResource = dependencyResolverService.getResourceEntityForRelease(predecessorCandidates, successorResource.getRelease());
  if (predecessorResource == null) {
    predecessorResult.addMessage(new PredecessorResultMessage(MessageSeverity.WARNING, "no suitable release for predecessor application " + (predecessorCandidates.isEmpty() ? "" : predecessorCandidates.get(0).getName()) + " found"));
    log.warning("No suitable predecessor release found ");
  } else {
    log.info("Best matching predecessor release is " + predecessorResource.getRelease().getName());
  }
  return predecessorResource;
}

private void predecessorSuccessfullyReplacedResult(ResourceEntity successorResource, String predecessorName, PredecessorResult predecessorResult) {
  predecessorResult.setProcessingState(ProcessingState.OK);
  // only if really successful
  if (predecessorResult.getMessages().isEmpty()) {
    predecessorResult.addMessage(new PredecessorResultMessage(MessageSeverity.INFO, "Predecessor application " + predecessorName + " successfully replaced by " + successorResource.getName()));
  }
}

private boolean copyPredecessorApplicationToSuccessor(ResourceEntity successorResource, ForeignableOwner actingOwner, PredecessorResult predecessorResult, ResourceEntity predecessorResource) {
  // copy application
  try {
    copyService.copyFromPredecessorToSuccessorResource(predecessorResource, successorResource, actingOwner);
  } catch (ForeignableOwnerViolationException e) {
    log.warning(e.getMessage());
    predecessorResult.addMessage(new PredecessorResultMessage(MessageSeverity.ERROR, e.getMessage()));
    return false;
  } catch (AMWException e) {
    log.warning(e.getMessage());
    predecessorResult.setProcessingState(ProcessingState.OK);
    predecessorResult.addMessage(new PredecessorResultMessage(MessageSeverity.WARNING, e.getMessage()));
    return false;
  }
  return true;
}

private void removeAsRelationsInAllFutureReleases(PredecessorResult predecessorResult, List<ResourceEntity> allFutureAsReleases, ResourceEntity predecessorResource) {
  List<ConsumedResourceRelationEntity> asToRemoveRelations = new ArrayList<>();
  for (ResourceEntity futureReleaseAppServer : allFutureAsReleases) {
    for (ConsumedResourceRelationEntity asToAppRelationInFutureAsRelease : futureReleaseAppServer.getConsumedMasterRelations()) {
      // compare by Name because we need to remove all predecessor Releases
      if (predecessorResource.getName().equals(asToAppRelationInFutureAsRelease.getSlaveResource().getName())) {
        asToRemoveRelations.add(asToAppRelationInFutureAsRelease);
      }
    }
  }
  for (ConsumedResourceRelationEntity asToAppRelationInFutureAsRelease : asToRemoveRelations) {
    try {
      relationImportService.deleteConsumedPortRelations(Collections.singletonList(asToAppRelationInFutureAsRelease));
    } catch (ElementAlreadyExistsException | ResourceNotFoundException e) {
      log.log(Level.WARNING, "Error Could not add Successor to future AS", e);
      predecessorResult.addMessage(new PredecessorResultMessage(MessageSeverity.ERROR, "Error while adding successor resource to sucessor as release: " + e.getMessage()));
    }
  }
}

private PredecessorResult handleAsForSuccessorResourceRelease(ResourceEntity successorResource, ResourceGroupEntity asPredecessorGroup) {
  PredecessorResult predecessorResult = new PredecessorResult();
  try {
    if (getOrCreateAsInSuccessorRelease(asPredecessorGroup, successorResource) == null) {
      log.warning("No Applicationerver could be created or found for successor release");
      throw new AMWException("No Applicationerver could be created or found for successor release");
    }
  } catch (ForeignableOwnerViolationException e) {
    log.log(Level.WARNING, "Error while creating As in Successor Release", e);
    predecessorResult.setProcessingState(ProcessingState.FAILED);
    predecessorResult.addMessage(new PredecessorResultMessage(MessageSeverity.ERROR, "Error while creating As in Successor Release: " + e.getMessage()));
  } catch (AMWException e) {
    log.log(Level.WARNING, "Error while creating As in Successor Release", e);
    predecessorResult.setProcessingState(ProcessingState.FAILED);
    predecessorResult.addMessage(new PredecessorResultMessage(MessageSeverity.WARNING, "Error while creating As in Successor Release: " + e.getMessage()));
  }
  return predecessorResult;
}

private void addSuccessorToAllFutureReleases(PredecessorResult predecessorResult, List<ResourceEntity> allFutureReleases, ResourceEntity successorResource) {
  for (ResourceEntity resourceEntity : allFutureReleases) {
    try {
      resourceRelationService.addRelationByGroup(resourceEntity.getId(), successorResource.getResourceGroup().getId(), false, null, null, ForeignableOwner.getSystemOwner());
    } catch (ElementAlreadyExistsException | ResourceNotFoundException e) {
      log.log(Level.WARNING, "Error Could not add Successor to future AS", e);
      predecessorResult.addMessage(new PredecessorResultMessage(MessageSeverity.ERROR, "Error while adding successor resource to sucessor as release: " + e.getMessage()));
    }
  }
}

private boolean copyPpisFromPredecessorToSuccessor(ResourceEntity successorResource, ForeignableOwner actingOwner, PredecessorResult predecessorResult, ResourceEntity predecessorResource) {
  // copy PPIs
  for (ProvidedResourceRelationEntity providedResourceRelationEntity : successorResource.getProvidedMasterRelations()) {
    if (predecessorResource != null && resourceLocator.hasResourceProvidableSoftlinkType(providedResourceRelationEntity.getSlaveResource())) {
      ResourceEntity successorPpi = providedResourceRelationEntity.getSlaveResource();
      try {
        final ResourceEntity predecessorPpi = getPredecessorForCpiOrPpi(successorPpi, predecessorResource.getProvidedMasterRelations());
        if (predecessorPpi != null) {
          try {
            copyService.copyFromPredecessorToSuccessorResource(predecessorPpi, successorPpi, actingOwner);
          } catch (ForeignableOwnerViolationException e) {
            log.warning(e.getMessage());
            predecessorResult.addMessage(new PredecessorResultMessage(MessageSeverity.ERROR, e.getMessage()));
            return false;
          } catch (AMWException e) {
            log.warning(e.getMessage());
            predecessorResult.setProcessingState(ProcessingState.OK);
            predecessorResult.addMessage(new PredecessorResultMessage(MessageSeverity.WARNING, e.getMessage()));
            return false;
          }
        }
      } catch (AMWRuntimeException e) {
        predecessorResult.setProcessingState(ProcessingState.OK);
        predecessorResult.addMessage(new PredecessorResultMessage(MessageSeverity.WARNING, e.getMessage()));
        return false;
      }
    }
  }
  return true;
}

private boolean copyCpisFromPredecessorToSuccessor(ResourceEntity successorResource, ForeignableOwner actingOwner, PredecessorResult predecessorResult, ResourceEntity predecessorResource) {
  // copy CPIs
  for (ConsumedResourceRelationEntity consumedResourceRelationEntity : successorResource.getConsumedMasterRelations()) {
    if (predecessorResource != null && resourceLocator.hasResourceConsumableSoftlinkType(consumedResourceRelationEntity.getSlaveResource())) {
      ResourceEntity successorCpi = consumedResourceRelationEntity.getSlaveResource();
      try {
        final ResourceEntity predecessorCpi = getPredecessorForCpiOrPpi(successorCpi, predecessorResource.getConsumedMasterRelations());
        if (predecessorCpi != null) {
          try {
            copyService.copyFromPredecessorToSuccessorResource(predecessorCpi, successorCpi, actingOwner);
          } catch (ForeignableOwnerViolationException e) {
            log.warning(e.getMessage());
            predecessorResult.addMessage(new PredecessorResultMessage(MessageSeverity.ERROR, e.getMessage()));
            return false;
          } catch (AMWException e) {
            log.warning(e.getMessage());
            predecessorResult.setProcessingState(ProcessingState.OK);
            predecessorResult.addMessage(new PredecessorResultMessage(MessageSeverity.WARNING, e.getMessage()));
            return false;
          }
        }
      } catch (AMWRuntimeException e) {
        predecessorResult.setProcessingState(ProcessingState.OK);
        predecessorResult.addMessage(new PredecessorResultMessage(MessageSeverity.WARNING, e.getMessage()));
        return false;
      }
    }
  }
  return true;
}

private PredecessorResult doHandlePredecessor(ResourceEntity successorResource, String predecessorName, ForeignableOwner actingOwner) {
  PredecessorResult predecessorResult = new PredecessorResult(successorResource.getName(), ProcessingState.FAILED);
  List<ResourceEntity> predecessorCandidates = getPredecessorCandidates(predecessorName);
  if (!predecessorCandidates.isEmpty()) {
    ResourceEntity predecessorResource = findPredecessor(predecessorCandidates, successorResource, predecessorResult);
    if (copyPredecessorApplicationToSuccessor(successorResource, actingOwner, predecessorResult, predecessorResource)
        && copyCpisFromPredecessorToSuccessor(successorResource, actingOwner, predecessorResult, predecessorResource)
        && copyPpisFromPredecessorToSuccessor(successorResource, actingOwner, predecessorResult, predecessorResource)
        && handleApplicationServerRelations(successorResource, predecessorResult, predecessorResource)) {
      predecessorSuccessfullyReplacedResult(successorResource, predecessorName, predecessorResult);
    }
  } else {
    // do "nothing"
    log.warning("Predecessor application " + predecessorName + " not found");
    predecessorResult.setProcessingState(ProcessingState.OK);
    predecessorResult.addMessage(new PredecessorResultMessage(MessageSeverity.WARNING, "Predecessor application " + predecessorName + " not found"));
  }
  return predecessorResult;
}

private PredecessorResult handleApplicationServerRelations(ResourceEntity predecessorResource, ResourceEntity successorResource) {
  PredecessorResult predecessorResult = new PredecessorResult();
  ResourceGroupEntity asPredecessorGroup = getPredecessorApplicationServer(predecessorResource);
  if (asPredecessorGroup != null) {
    predecessorResult = handleAsForSuccessorResourceRelease(successorResource, asPredecessorGroup);
    List<ResourceEntity> allReleasesFutureRelease = dependencyResolverService.getAllFutureReleases(asPredecessorGroup.getResources(), successorResource.getRelease());
    // add successor To all future Releases of the asInSuccessorRelease (including asInSuccessorRelease)
    addSuccessorToAllFutureReleases(predecessorResult, allReleasesFutureRelease, successorResource);
    // remove predecessor AS Master Relations where now the Successor is attached
    removeAsRelationsInAllFutureReleases(predecessorResult, allReleasesFutureRelease, predecessorResource);
  } else {
    predecessorResult.addMessage(new PredecessorResultMessage(MessageSeverity.WARNING, "Predecessor application " + (predecessorResource != null ? predecessorResource.getName() : "") + " has no Application Server relation, therefore the Application Server Handling was not performed."));
  }
  return predecessorResult;
}