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-rw-r--r--indra/llcommon/llsdutil.h61
1 files changed, 61 insertions, 0 deletions
diff --git a/indra/llcommon/llsdutil.h b/indra/llcommon/llsdutil.h
index 7c31dc8aa0..3f59222e9b 100644
--- a/indra/llcommon/llsdutil.h
+++ b/indra/llcommon/llsdutil.h
@@ -525,6 +525,67 @@ private:
} // namespace llsd
/*****************************************************************************
+* LLSDParam<std::vector<T>>
+*****************************************************************************/
+// Given an LLSD array, return a const std::vector<T>&, where T is a type
+// supported by LLSDParam. Bonus: if the LLSD value is actually a scalar,
+// return a single-element vector containing the converted value.
+template <typename T>
+class LLSDParam<std::vector<T>>: public LLSDParamBase
+{
+public:
+ LLSDParam(const LLSD& array)
+ {
+ // treat undefined "array" as empty vector
+ if (array.isDefined())
+ {
+ // what if it's a scalar?
+ if (! array.isArray())
+ {
+ v.push_back(LLSDParam<T>(array));
+ }
+ else // really is an array
+ {
+ // reserve space for the array entries
+ v.reserve(array.size());
+ for (const auto& item : llsd::inArray(array))
+ {
+ v.push_back(LLSDParam<T>(item));
+ }
+ }
+ }
+ }
+
+ operator const std::vector<T>&() const { return v; }
+
+private:
+ std::vector<T> v;
+};
+
+/*****************************************************************************
+* LLSDParam<std::map<std::string, T>>
+*****************************************************************************/
+// Given an LLSD map, return a const std::map<std::string, T>&, where T is a
+// type supported by LLSDParam.
+template <typename T>
+class LLSDParam<std::map<std::string, T>>: public LLSDParamBase
+{
+public:
+ LLSDParam(const LLSD& map)
+ {
+ for (const auto& pair : llsd::inMap(map))
+ {
+ m[pair.first] = LLSDParam<T>(pair.second);
+ }
+ }
+
+ operator const std::map<std::string, T>&() const { return m; }
+
+private:
+ std::map<std::string, T> m;
+};
+
+/*****************************************************************************
* deep and shallow clone
*****************************************************************************/
// Creates a deep clone of an LLSD object. Maps, Arrays and binary objects