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author | 2020-08-04 20:46:50 +0200 | |
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committer | 2020-08-04 20:46:59 +0200 | |
commit | 7c3f39504a14c056d860e09ece970ccde349053f (patch) | |
tree | 47817becf6b1a3e481dfd6230c4f15d4f719bd2a /docs/modelingconcepts/expression.rst | |
parent | 4a01363c4634a62946d6f2befe00cbf2d9872d90 (diff) |
Adding Modeling Concepts documentation from COnfluence to RDT
Issue-ID: CCSDK-2615
Change-Id: Ib5dfaecc96e8fac1dda07aa6c13aba5ded81efee
Signed-off-by: JakobKrieg <jakob.krieg@bcmsolutions.de>
Diffstat (limited to 'docs/modelingconcepts/expression.rst')
-rw-r--r-- | docs/modelingconcepts/expression.rst | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/docs/modelingconcepts/expression.rst b/docs/modelingconcepts/expression.rst new file mode 100644 index 000000000..639f700ef --- /dev/null +++ b/docs/modelingconcepts/expression.rst @@ -0,0 +1,101 @@ +.. This work is a derivative of https://wiki.onap.org/display/DW/Modeling+Concepts#Concepts-198012600 by IBM +.. used under Creative Commons Attribution 4.0 International License. +.. http://creativecommons.org/licenses/by/4.0 +.. Copyright (C) 2020 Deutsche Telekom AG. + + +.. _expression: + +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** + +.. tabs:: + + .. tab:: get_input + + **get_input** + + The **get_input** function is used to retrieve the values of properties declared + within the inputs section of a TOSCA Service Template. + + Within CDS, this is mainly Workflow inputs. + + `TOSCA specification + <http://docs.oasis-open.org/tosca/TOSCA-Simple-Profile-YAML/v1.2/csd01/TOSCA-Simple-Profile-YAML-v1.2-csd01.html#_Toc494454178>`_ + + **Example:** + + `<https://github.com/onap/ccsdk-cds/blob/master/components/model-catalog/blueprint-model/test-blueprint/golden/Definitions/golden-blueprint.json#L210>`_ + + .. code-block:: JSON + + "resolution-key": { + "get_input": "resolution-key" + } + + .. tab:: get_property + + **get_property** + + The **get_property** function is used to retrieve property values between modelable + entities defined in the same service template. + + `TOSCA specification + <http://docs.oasis-open.org/tosca/TOSCA-Simple-Profile-YAML/v1.2/csd01/TOSCA-Simple-Profile-YAML-v1.2-csd01.html#_Toc494454178>`_ + + **Example:** + + TBD + + .. tab:: get_attribute + + **get_attribute** + + The **get_attribute** function is used to retrieve the values of named attributes declared + by the referenced node or relationship template name. + + `TOSCA specification + <http://docs.oasis-open.org/tosca/TOSCA-Simple-Profile-YAML/v1.2/csd01/TOSCA-Simple-Profile-YAML-v1.2-csd01.html#_Toc494454178>`_ + + **Example:** + + `<https://github.com/onap/ccsdk-cds/blob/master/components/model-catalog/blueprint-model/test-blueprint/golden/Definitions/golden-blueprint.json#L64-L67>`_ + + .. code-block:: JSON + + "get_attribute": [ + "resource-assignment", + "assignment-params" + ] + + .. tab:: get_operation_output + + **get_operation_output** + + The **get_operation_output** function is used to retrieve property values between modelable + entities defined in the same service template. + + `TOSCA specification + <http://docs.oasis-open.org/tosca/TOSCA-Simple-Profile-YAML/v1.2/csd01/TOSCA-Simple-Profile-YAML-v1.2-csd01.html#_Toc494454180>`_ + + **Example:** + + TBD + + .. tab:: get_artifact + + **get_artifact** + + The **get_artifact** function is used to retrieve property values between modelable + entities defined in the same service template. + + `TOSCA specification + <http://docs.oasis-open.org/tosca/TOSCA-Simple-Profile-YAML/v1.2/csd01/TOSCA-Simple-Profile-YAML-v1.2-csd01.html#_Toc494454182>`_ + + **Example:** + + TBD
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