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Some hydrator plugins currently support macro substitution, but the implementation is local to hydrator-plugins.
It would be better to figure out how to support this in CDAP itself. For example, one option would be to annotate fields in a PluginConfig with
, which will tell the platform to perform macro substitution on that field when creating and injecting the plugin conf.
Design : https://wiki.cask.co/display/CE/Macro+Substitution+in+Hydrator
Some hydrator plugins currently support macro substitution, but the implementation is local to hydrator-plugins.
It would be better to figure out how to support this in CDAP itself. For example, one option would be to annotate fields in a PluginConfig with
, which will tell the platform to perform macro substitution on that field when creating and injecting the plugin conf.