mtien-apache commented on a change in pull request #4846:
URL: https://github.com/apache/nifi/pull/4846#discussion_r583776586
##########
File path:
nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/api/ProcessGroupResource.java
##########
@@ -4173,6 +4179,227 @@ private void sanitizeRegistryInfo(final
VersionedProcessGroup versionedProcessGr
}
}
+ /**
+ * Uploads the specified versioned flow file and adds it to a new process
group.
+ *
+ * @param httpServletRequest request
+ * @param in The flow file stream
+ * @return A processGroupEntity
+ * @throws IOException if there is an error during deserialization of the
InputStream
+ */
+ @POST
+ @Consumes(MediaType.MULTIPART_FORM_DATA)
+ @Produces(MediaType.APPLICATION_JSON)
+ @Path("{id}/process-groups/upload")
+ @ApiOperation(
+ value = "Uploads a versioned flow file and creates a process
group",
+ response = ProcessGroupEntity.class,
+ authorizations = {
+ @Authorization(value = "Write - /process-groups/{uuid}")
+ }
+ )
+ @ApiResponses(
+ value = {
+ @ApiResponse(code = 400, message = "NiFi was unable to
complete the request because it was invalid. The request should not be retried
without modification."),
+ @ApiResponse(code = 401, message = "Client could not be
authenticated."),
+ @ApiResponse(code = 403, message = "Client is not
authorized to make this request."),
+ @ApiResponse(code = 404, message = "The specified resource
could not be found."),
+ @ApiResponse(code = 409, message = "The request was valid
but NiFi was not in the appropriate state to process it. Retrying the same
request later may be successful.")
+ }
+ )
+ public Response uploadProcessGroup(
+ @Context final HttpServletRequest httpServletRequest,
+ @ApiParam(
+ value = "The process group id.",
+ required = true
+ )
+ @PathParam("id") final String groupId,
+ @ApiParam(
+ value = "The process group name.",
+ required = true
+ )
+ @FormDataParam("groupName") final String groupName,
+ @ApiParam(
+ value = "The process group X position.",
+ required = true
+ )
+ @FormDataParam("position-x") final Double positionX,
+ @ApiParam(
+ value = "The process group Y position.",
+ required = true
+ )
+ @FormDataParam("position-y") final Double positionY,
+ @ApiParam(
+ value = "The client id.",
+ required = true
+ )
+ @FormDataParam("clientId") final String clientId,
+ @ApiParam(
+ value = "Acknowledges that this node is disconnected to
allow for mutable requests to proceed.",
+ required = false
+ )
+ @FormDataParam(DISCONNECTED_NODE_ACKNOWLEDGED)
@DefaultValue("false") final Boolean disconnectedNodeAcknowledged,
+ @FormDataParam("file") final InputStream in) throws IOException {
+
+ // ensure the group name is specified
+ if (StringUtils.isBlank(groupName)) {
+ throw new IllegalArgumentException("The process group name is
required.");
+ }
+
+ if (StringUtils.isBlank(groupId)) {
+ throw new IllegalArgumentException("The parent process group id
must be the same as specified in the URI.");
+ }
+
+ if (positionX == null) {
+ throw new IllegalArgumentException("The x coordinate of the
proposed position must be specified.");
+ }
+
+ if (positionY == null) {
+ throw new IllegalArgumentException("The y coordinate of the
proposed position must be specified.");
+ }
+
+ if (StringUtils.isBlank(clientId)) {
+ throw new IllegalArgumentException("The client id must be
specified");
+ }
+
+ // create a new process group
+ final ProcessGroupEntity newProcessGroupEntity = new
ProcessGroupEntity();
+
+ // get the contents of the InputStream as a String
+ String stringContent = null;
+ if (in != null) {
+ stringContent = IOUtils.toString(in, StandardCharsets.UTF_8);
+ }
+
+ // deserialize content to a VersionedFlowSnapshot
+ VersionedFlowSnapshot deserializedSnapshot = null;
+ final ObjectMapper mapper = new ObjectMapper();
+
+ if (stringContent.length() > 0) {
+ try {
+ mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
+
mapper.setDefaultPropertyInclusion(JsonInclude.Value.construct(JsonInclude.Include.NON_NULL,
JsonInclude.Include.NON_NULL));
+ mapper.setAnnotationIntrospector(new
JaxbAnnotationIntrospector(mapper.getTypeFactory()));
+
mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
Review comment:
Moved `ObjectMapper` and its configurations to be a member variable.
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