1. A method of processing data, comprising: performing semantic processing of content data comprising a content item; generating a semantic processing-triggered event based at least in part on the semantic processing; and performing a responsive action in response to the event; wherein the content item is associated with an application associated with an enterprise content management platform; the content item is stored in a repository associated with the enterprise content management platform; the semantic processing is performed by software code generated in connection with generation of application code for the application based on an application definition of the application; and the semantic processing includes identifying programmatically within the content data a target content, evaluating programmatically the target content in a manner specified in the application definition, and generating programmatically the semantic-processing-triggered event based at least in part on a result of the evaluation.