szaszm commented on a change in pull request #710: MINIFICPP - 1110,1111 -
PublishKafka, OPC processors should config and
URL: https://github.com/apache/nifi-minifi-cpp/pull/710#discussion_r376419716
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File path: libminifi/include/core/state/Value.h
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@@ -115,6 +125,64 @@ class Value {
std::type_index type_id;
};
+class UInt32Value : public Value {
+ public:
+ explicit UInt32Value(uint32_t value)
+ : Value(std::to_string(value)),
+ value(value) {
+ setTypeId<uint32_t>();
+ }
+
+ explicit UInt32Value(const std::string &strvalue)
+ : Value(strvalue),
+ value(std::stoul(strvalue)) {
+ /**
+ * This is a fundamental change in that we would be changing where this
error occurs.
+ * We should be prudent about breaking backwards compatibility, but since
Uint32Value
+ * is only created with a validator and type, we **should** be okay.
+ */
+ const auto negative = strvalue.find_first_of('-') != std::string::npos;
+ if (negative){
+ throw std::out_of_range("negative value detected");
+ }
+ setTypeId<uint32_t>();
+ }
+
+ uint32_t getValue() const {
+ return value;
+ }
+ protected:
+
+ virtual bool getValue(uint32_t &ref) {
+ ref = value;
+ return true;
+ }
+
+ virtual bool getValue(int &ref) {
+ if (value <= (std::numeric_limits<int>::max)()) {
Review comment:
My bad, I confused `value` with `ref`
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