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authorEzhilarasi <ezhrajam@in.ibm.com>2019-07-19 19:05:09 +0530
committerEzhilarasi <ezhrajam@in.ibm.com>2019-07-19 19:05:26 +0530
commit8576718ed86fe79a75556792170cddad19939ec8 (patch)
tree07a28eb80cc2e126a56ecf6923e307f911edb060 /docs
parent086f23e7dbe0cc7df7105002628ee3e84cf29c76 (diff)
Added Modeling concept expression
Change-Id: I91d543a920885ba84f59ef8e43424f646ff7bb28 Issue-ID: CCSDK-1453 Signed-off-by: Ezhilarasi <ezhrajam@in.ibm.com>
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+.. This work is licensed under a Creative Commons Attribution 4.0
+.. International License. http://creativecommons.org/licenses/by/4.0
+.. Copyright (C) 2019 IBM.
+
+Expression
+==========
+
+TOSCA provides for a set of functions to reference elements within the template or to retrieve runtime values.
+
+Below is a list of supported expressions
+
+get_input
+---------
+
+The get_input function is used to retrieve the values of properties declared within the inputs section of a TOSCA Service Template.
+
+http://docs.oasis-open.org/tosca/TOSCA-Simple-Profile-YAML/v1.2/csd01/TOSCA-Simple-Profile-YAML-v1.2-csd01.html#_Toc494454178
+
+get_property
+------------
+
+The get_property function is used to retrieve property values between modelable entities defined in the same service template.
+
+http://docs.oasis-open.org/tosca/TOSCA-Simple-Profile-YAML/v1.2/csd01/TOSCA-Simple-Profile-YAML-v1.2-csd01.html#_Toc494454178
+
+get_attribute
+-------------
+
+The get_attribute function is used to retrieve the values of named attributes declared by the referenced node or relationship template name.
+
+http://docs.oasis-open.org/tosca/TOSCA-Simple-Profile-YAML/v1.2/csd01/TOSCA-Simple-Profile-YAML-v1.2-csd01.html#_Toc494454179
+
+get_operation_output
+--------------------
+
+The get_operation_output function is used to retrieve the values of variables exposed / exported from an interface operation.
+
+http://docs.oasis-open.org/tosca/TOSCA-Simple-Profile-YAML/v1.2/csd01/TOSCA-Simple-Profile-YAML-v1.2-csd01.html#_Toc494454180
+
+get_artifact
+------------
+
+The get_artifact function is used to retrieve artifact location between modelable entities defined in the same service template.
+
+http://docs.oasis-open.org/tosca/TOSCA-Simple-Profile-YAML/v1.2/csd01/TOSCA-Simple-Profile-YAML-v1.2-csd01.html#_Toc494454182