protected CustomUserTask findCustomUserTask(UserTask userTask) {
CustomUserTask result = null;
if (userTask.isExtended()) {
final List<CustomUserTask> customUserTasks =
ExtensionUtil.getCustomUserTasks(
ActivitiUiUtil.getProjectFromDiagram(getDiagramTypeProvider().getDiagram()));
for (final CustomUserTask customUserTask : customUserTasks) {
if (userTask.getExtensionId().equals(customUserTask.getId())) {
result = customUserTask;
break;
}
}
}
return result;
}
@SuppressWarnings({"rawtypes", "unchecked"})
protected void drawFlowElements(
Collection<FlowElement> elementList,
Map<String, GraphicInfo> locationMap,
ContainerShape parentShape,
Process process) {
final IFeatureProvider featureProvider = getDiagramTypeProvider().getFeatureProvider();
List<FlowElement> noDIList = new ArrayList<FlowElement>();
for (FlowElement flowElement : elementList) {
if (flowElement instanceof SequenceFlow) {
continue;
}
AddContext context = new AddContext(new AreaContext(), flowElement);
IAddFeature addFeature = featureProvider.getAddFeature(context);
if (addFeature == null) {
System.out.println("Element not supported: " + flowElement);
return;
}
GraphicInfo graphicInfo = locationMap.get(flowElement.getId());
if (graphicInfo == null) {
noDIList.add(flowElement);
} else {
context.setNewObject(flowElement);
context.setSize((int) graphicInfo.getWidth(), (int) graphicInfo.getHeight());
ContainerShape parentContainer = null;
if (parentShape instanceof Diagram) {
parentContainer = getParentContainer(flowElement.getId(), process, (Diagram) parentShape);
} else {
parentContainer = parentShape;
}
context.setTargetContainer(parentContainer);
if (parentContainer instanceof Diagram == false) {
Point location = getLocation(parentContainer);
context.setLocation(
(int) graphicInfo.getX() - location.x, (int) graphicInfo.getY() - location.y);
} else {
context.setLocation((int) graphicInfo.getX(), (int) graphicInfo.getY());
}
if (flowElement instanceof ServiceTask) {
ServiceTask serviceTask = (ServiceTask) flowElement;
if (serviceTask.isExtended()) {
CustomServiceTask targetTask = findCustomServiceTask(serviceTask);
if (targetTask != null) {
for (FieldExtension field : serviceTask.getFieldExtensions()) {
CustomProperty customFieldProperty = new CustomProperty();
customFieldProperty.setName(field.getFieldName());
if (StringUtils.isNotEmpty(field.getExpression())) {
customFieldProperty.setSimpleValue(field.getExpression());
} else {
customFieldProperty.setSimpleValue(field.getStringValue());
}
serviceTask.getCustomProperties().add(customFieldProperty);
}
serviceTask.getFieldExtensions().clear();
}
}
} else if (flowElement instanceof UserTask) {
UserTask userTask = (UserTask) flowElement;
if (userTask.isExtended()) {
CustomUserTask targetTask = findCustomUserTask(userTask);
if (targetTask != null) {
final List<Class<CustomUserTask>> classHierarchy =
new ArrayList<Class<CustomUserTask>>();
final List<String> fieldInfoObjects = new ArrayList<String>();
Class clazz = targetTask.getClass();
classHierarchy.add(clazz);
boolean hierarchyOpen = true;
while (hierarchyOpen) {
clazz = clazz.getSuperclass();
if (CustomUserTask.class.isAssignableFrom(clazz)) {
classHierarchy.add(clazz);
} else {
hierarchyOpen = false;
}
}
for (final Class<CustomUserTask> currentClass : classHierarchy) {
for (final Field field : currentClass.getDeclaredFields()) {
if (field.isAnnotationPresent(Property.class)) {
fieldInfoObjects.add(field.getName());
}
}
}
for (String fieldName : userTask.getExtensionElements().keySet()) {
if (fieldInfoObjects.contains(fieldName)) {
CustomProperty customFieldProperty = new CustomProperty();
customFieldProperty.setName(fieldName);
customFieldProperty.setSimpleValue(
userTask.getExtensionElements().get(fieldName).get(0).getElementText());
userTask.getCustomProperties().add(customFieldProperty);
}
}
for (String fieldName : fieldInfoObjects) {
userTask.getExtensionElements().remove(fieldName);
}
}
}
}
if (flowElement instanceof BoundaryEvent) {
BoundaryEvent boundaryEvent = (BoundaryEvent) flowElement;
if (boundaryEvent.getAttachedToRef() != null) {
ContainerShape container =
(ContainerShape)
featureProvider.getPictogramElementForBusinessObject(
boundaryEvent.getAttachedToRef());
if (container != null) {
AddContext boundaryContext = new AddContext(new AreaContext(), boundaryEvent);
boundaryContext.setTargetContainer(container);
Point location = getLocation(container);
boundaryContext.setLocation(
(int) graphicInfo.getX() - location.x, (int) graphicInfo.getY() - location.y);
if (addFeature.canAdd(boundaryContext)) {
addFeature.add(boundaryContext);
}
}
}
} else if (addFeature.canAdd(context)) {
PictogramElement newContainer = addFeature.add(context);
featureProvider.link(newContainer, new Object[] {flowElement});
if (flowElement instanceof SubProcess) {
drawFlowElements(
((SubProcess) flowElement).getFlowElements(),
locationMap,
(ContainerShape) newContainer,
process);
}
}
}
}
for (FlowElement flowElement : noDIList) {
if (flowElement instanceof BoundaryEvent) {
((BoundaryEvent) flowElement).getAttachedToRef().getBoundaryEvents().remove(flowElement);
} else {
// do not remove Data Objects
if (flowElement instanceof DataObject == false) {
elementList.remove(flowElement);
}
}
}
}
