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authorDan Timoney <dtimoney@att.com>2019-07-23 18:44:36 +0000
committerGerrit Code Review <gerrit@onap.org>2019-07-23 18:44:36 +0000
commit07b5c2ea61966b92ae41521c026747023ba0f7b8 (patch)
treee09e292a58f69c3967300c629fab85cc976c9651 /docs/microservices
parentd72c12124a190d2b14b96f4cd7c19438a61cea9b (diff)
parent8576718ed86fe79a75556792170cddad19939ec8 (diff)
Merge "Added Modeling concept expression"
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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