Webb17 nov. 2024 · The Dynamic Properties of ExtractText populate an attribute based on a RegEx pattern. So you could use the pattern (.*) to extract the entire text into your attribute named att1 . You could then use the UpdateAttribute processor to update that attribute … Webb17 aug. 2016 · 1 ACCEPTED SOLUTION. The ExtractText processor is used to pull up text from the content of a flow file into an attribute. You should be able to add a property like "message.body" with a value of " (.*)" to ExtractText to get it to extract everything. Keep in mind this only makes sense for small messages.
UpdateAttribute - Apache NiFi
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How to ExtractText from flow file using Nifi Proce... - Cloudera ...
WebbFör 1 dag sedan · Set the value of "groupVariable" to the NiFi expression that references the "myVariable" attribute that was added in the UpdateAttribute processor. For example, if the "myVariable" attribute added in the UpdateAttribute processor has a value of "123", you could set the value of "groupVariable" to "${myVariable}". WebbThis example uses the ExtractTextProcessor which is not included with NiFi but was developed by Hortonworks. ExtractTextProcessor uses Apache Tika to extract the text from a wide variety of document formats. The output from the processor can be html (XHTML) or text. I recommend the html option because it also converts the text to UTF-8. Webb7 apr. 2024 · The NiFi Expression Language always begins with the start delimiter ${and ends with the end delimiter }. Between the start and end delimiters is the text of the … hdfc chitaipur ifsc code