hunyadi-dev commented on a change in pull request #866:
URL: https://github.com/apache/nifi-minifi-cpp/pull/866#discussion_r468567898
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File path: extensions/libarchive/MergeContent.cpp
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@@ -342,6 +352,54 @@ std::shared_ptr<core::FlowFile>
ZipMerge::merge(core::ProcessContext *context, c
return flowFile;
}
+void AttributeMerger::mergeAttributes(core::ProcessSession *session,
std::shared_ptr<core::FlowFile> &mergeFlow) {
+ for (const auto& pair : getMergedAttributes()) {
+ session->putAttribute(mergeFlow, pair.first, pair.second);
+ }
+}
+
+std::map<std::string, std::string> AttributeMerger::getMergedAttributes() {
+ std::map<std::string, std::string> mergedAttributes;
+ bool isFirst = true;
+ for (const auto& flow : flows_) {
+ if (isFirst) {
+ mergedAttributes = flow->getAttributes();
+ isFirst = false;
+ } else {
+ processFlowFile(flow, mergedAttributes);
+ }
+ }
+ return mergedAttributes;
+}
+
+void KeepOnlymergedAttributesMerger::processFlowFile(const
std::shared_ptr<core::FlowFile> &flow, std::map<std::string, std::string>&
mergedAttributes) {
Review comment:
Minor, but the capitalization of `merged` looks off.
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