ENH: add getters for the date components in otb::Metadata::Time

Modules/Core/Metadata/include/otbMetaDataKey.h

@@ -272,6 +272,17 @@ struct OTBMetadata_EXPORT Time : tm
     return !(lhs < rhs);
   }
 
+  /** @name Getters
+   *  Getters on the date components
+   */
+  ///@{
+  int GetDay() const;
+  int GetMonth() const;
+  int GetYear() const;
+  int GetHour() const;
+  int GetMinute() const;
+  int GetSecond() const;
+  ///@}
 };
 
 

Modules/Core/Metadata/src/otbMetaDataKey.cxx

@@ -196,6 +196,37 @@ std::istream& operator>>(std::istream& is, Time& val)
 #undef _OTB_ISTREAM_EXPECT
 
 
+
+int Time::GetDay() const
+{
+  return tm_mday;
+}
+
+int Time::GetMonth() const
+{
+  return tm_mon + 1;
+}
+
+int Time::GetYear() const
+{
+  return tm_year + 1900;
+}
+
+int Time::GetHour() const
+{
+  return tm_hour;
+}
+
+int Time::GetMinute() const
+{
+  return tm_min;
+}
+
+int Time::GetSecond() const
+{
+  return tm_sec + frac_sec;
+}
+
 std::string LUTAxis::ToJSON(bool multiline) const
 {
   std::ostringstream oss;