1 files changed, 37 insertions, 0 deletions
diff --git a/intl/icu/source/i18n/iso8601cal.cpp b/intl/icu/source/i18n/iso8601cal.cpp
new file mode 100644
index 0000000000..1bc81fac15
--- /dev/null
+++ b/intl/icu/source/i18n/iso8601cal.cpp
@@ -0,0 +1,37 @@
+// © 2022 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html
+#include "unicode/utypes.h"
+
+#if !UCONFIG_NO_FORMATTING
+
+#include "iso8601cal.h"
+#include "unicode/gregocal.h"
+
+U_NAMESPACE_BEGIN
+
+UOBJECT_DEFINE_RTTI_IMPLEMENTATION(ISO8601Calendar)
+
+ISO8601Calendar::ISO8601Calendar(const Locale& aLocale, UErrorCode& success)
+:   GregorianCalendar(aLocale, success)
+{
+    setFirstDayOfWeek(UCAL_MONDAY);
+    setMinimalDaysInFirstWeek(4);
+}
+
+ISO8601Calendar::~ISO8601Calendar()
+{
+}
+
+ISO8601Calendar* ISO8601Calendar::clone() const
+{
+    return new ISO8601Calendar(*this);
+}
+
+const char *ISO8601Calendar::getType() const
+{
+    return "iso8601";
+}
+
+U_NAMESPACE_END
+
+#endif