mtien-apache commented on a change in pull request #319:
URL: https://github.com/apache/nifi-registry/pull/319#discussion_r631404406
##########
File path:
nifi-registry-core/nifi-registry-web-ui/src/main/webapp/services/nf-registry.api.js
##########
@@ -75,6 +75,137 @@ NfRegistryApi.prototype = {
);
},
+ /**
+ * Retrieves the specified versioned flow snapshot for an existing droplet
the registry has stored.
+ *
+ * @param {string} dropletUri The uri of the droplet to request.
+ * @param {number} versionNumber The version of the flow to request.
+ * @returns {*}
+ */
+ exportDropletVersionedSnapshot: function (dropletUri, versionNumber) {
+ var self = this;
+ var url = '../nifi-registry-api/' + dropletUri + '/versions/' +
versionNumber + '/export';
+ var options = {
+ headers: headers,
+ observe: 'response'
+ };
+
+ return this.http.get(url, options).pipe(
+ map(function (response) {
+ // export the VersionedFlowSnapshot by creating a hidden
anchor element
+ var stringSnapshot =
encodeURIComponent(JSON.stringify(response.body, null, 2));
Review comment:
@exceptionfactory Good catch! I can return a `responseType: 'text'` and
omit calling `JSON.stringify()`. The file content will not be in pretty print
format but that seems ok to me.
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