1 files changed, 37 insertions, 0 deletions
diff --git a/azure/aria/aria-extension-cloudify/src/aria/extensions/aria_extension_tosca/simple_v1_0/presentation/field_getters.py b/azure/aria/aria-extension-cloudify/src/aria/extensions/aria_extension_tosca/simple_v1_0/presentation/field_getters.py
new file mode 100644
index 0000000..f14164a
--- /dev/null
+++ b/azure/aria/aria-extension-cloudify/src/aria/extensions/aria_extension_tosca/simple_v1_0/presentation/field_getters.py
@@ -0,0 +1,37 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from aria.utils.formatting import safe_repr
+from aria.parser.exceptions import InvalidValueError
+
+
+def data_type_class_getter(cls):
+    """
+    Wraps the field value in a specialized data type class.
+
+    Can be used with the :func:`field_getter` decorator.
+    """
+
+    def getter(field, presentation, context=None):
+        raw = field.default_get(presentation, context)
+        if raw is not None:
+            try:
+                return cls(None, None, raw, None)
+            except ValueError as e:
+                raise InvalidValueError(
+                    '%s is not a valid "%s" in "%s": %s'
+                    % (field.full_name, field.full_cls_name, presentation._name, safe_repr(raw)),
+                    cause=e, locator=field.get_locator(raw))
+    return getter