@Override
public UploadModelResult upload(byte[] content, String fileName) {
try {
ModelResource resource =
ModelParserFactory.getParser(fileName).parse(new ByteArrayInputStream(content));
for (IModelValidator validator : validators) {
validator.validate(resource);
}
return UploadModelResult.valid(
createUploadHandle(resource.getId(), content, fileName), resource);
} catch (ValidationException validationException) {
return UploadModelResult.invalid(validationException);
}
}
@Override
public void removeModel(ModelId modelId) {
try {
ModelResource modelResource = getById(modelId);
if (!modelResource.getReferencedBy().isEmpty()) {
throw new ModelReferentialIntegrityException(
"Cannot remove model because it is referenced by other model(s)",
modelResource.getReferencedBy());
}
Item item = session.getItem(modelId.getFullPath());
item.remove();
session.save();
} catch (RepositoryException e) {
throw new FatalModelRepositoryException("Problem occured removing the model", e);
}
}
private boolean isTargetPlatformMapping(ModelResource model, String targetPlatform) {
try {
ModelEMFResource emfResource = getEMFResource(model.getId());
return emfResource.matchesTargetPlatform(targetPlatform);
} catch (Exception e) {
throw new FatalModelRepositoryException("Something went wrong accessing the repository", e);
}
}
@Override
public ModelResource getById(ModelId modelId) {
try {
Node foundNode = session.getNode(modelId.getFullPath());
Node fileNode = (Node) foundNode.getNodes().next();
ModelResource modelResource = createModelResource(fileNode);
if (modelResource.getModelType() == ModelType.InformationModel) {
for (ModelId referencedById : modelResource.getReferencedBy()) {
ModelEMFResource emfResource = getEMFResource(referencedById);
modelResource.addTargetPlatform(emfResource.getTargetPlatform());
}
}
return modelResource;
} catch (PathNotFoundException e) {
return null;
} catch (RepositoryException e) {
throw new RuntimeException("Retrieving Content of Resource: Problem accessing repository", e);
}
}
@Override
public List<ModelResource> getMappingModelsForTargetPlatform(
ModelId modelId, String targetPlatform) {
List<ModelResource> mappingResources = new ArrayList<>();
ModelResource modelResource = getById(modelId);
if (modelResource != null) {
for (ModelId referenceeModelId : modelResource.getReferencedBy()) {
ModelResource referenceeModelResources = getById(referenceeModelId);
if (referenceeModelResources.getModelType() == ModelType.Mapping
&& isTargetPlatformMapping(referenceeModelResources, targetPlatform)) {
mappingResources.add(referenceeModelResources);
}
}
for (ModelId referencedModelId : modelResource.getReferences()) {
mappingResources.addAll(
getMappingModelsForTargetPlatform(referencedModelId, targetPlatform));
}
}
return mappingResources;
}
private ModelResource createModelResource(Node node) throws RepositoryException {
ModelResource resource =
new ModelResource(
ModelId.fromPath(node.getParent().getPath()),
ModelType.valueOf(node.getProperty("vorto:type").getString()));
resource.setDescription(node.getProperty("vorto:description").getString());
resource.setDisplayName(node.getProperty("vorto:displayname").getString());
resource.setCreationDate(node.getProperty("jcr:created").getDate().getTime());
if (node.hasProperty("vorto:author")) {
resource.setAuthor(node.getProperty("vorto:author").getString());
}
if (node.hasProperty("vorto:references")) {
Value[] referenceValues = node.getProperty("vorto:references").getValues();
if (referenceValues != null) {
ModelReferencesHelper referenceHelper = new ModelReferencesHelper();
for (Value referValue : referenceValues) {
String nodeUuid = referValue.getString();
Node referencedNode = session.getNodeByIdentifier(nodeUuid);
referenceHelper.addModelReference(
ModelId.fromPath(referencedNode.getParent().getPath()).getPrettyFormat());
}
resource.setReferences(referenceHelper.getReferences());
}
}
PropertyIterator propIter = node.getReferences();
while (propIter.hasNext()) {
Property prop = propIter.nextProperty();
Node referencedByFileNode = prop.getParent();
final ModelId referencedById = ModelId.fromPath(referencedByFileNode.getParent().getPath());
resource.getReferencedBy().add(referencedById);
}
return resource;
}
@Override
public void checkin(String handleId) {
InputStream contentAsStream;
final File uploadedFile;
try {
uploadedFile = loadUploadedFile(handleId);
logger.debug("Found temporary file for handleId : " + uploadedFile.getName());
contentAsStream = new FileInputStream(uploadedFile);
} catch (FileNotFoundException e1) {
throw new ModelNotFoundException(
"Could not find uploaded model with the specified handle", e1);
}
final ModelResource resource =
ModelParserFactory.getParser(uploadedFile.getName()).parse(contentAsStream);
try {
governance.start(
new ModelUploadHandle(
resource.getId(),
resource.getModelType(),
IOUtils.toByteArray(new FileInputStream(uploadedFile))),
new IGovernanceCallback() {
@Override
public void processUploadResult(GovernanceResult uploadResult) {
if (uploadResult.isApproved()) {
try {
logger.debug(
"Checkin for "
+ uploadResult.getHandle().getModelId().getPrettyFormat()
+ " was approved. Proceeding with checkin...");
Node folderNode = createNodeForModelId(uploadResult.getHandle().getModelId());
Node fileNode =
folderNode.addNode(
uploadResult.getHandle().getModelId().getName()
+ uploadResult.getHandle().getModelType().getExtension(),
"nt:file");
fileNode.addMixin("vorto:meta");
fileNode.addMixin("mix:referenceable");
Node contentNode = fileNode.addNode("jcr:content", "nt:resource");
Binary binary =
session
.getValueFactory()
.createBinary(
new ByteArrayInputStream(uploadResult.getHandle().getContent()));
contentNode.setProperty("jcr:data", binary);
session.save();
logger.debug("Checkin successful.");
FileUtils.deleteQuietly(uploadedFile);
} catch (RepositoryException e) {
throw new RuntimeException(e);
}
} else {
logger.warn(resource.getId().getPrettyFormat() + " was not approved for checkin");
}
}
});
} catch (IOException e) {
throw new RuntimeException("Something went wrong when reading the model content", e);
}
}