FilterAttribute 2025.5.31.15¶

Bundle¶

org.apache.nifi | nifi-standard-nar

Description¶

Filters the attributes of a FlowFile by retaining specified attributes and removing the rest or by removing specified attributes and retaining the rest.

Tags¶

Attribute Expression Language, attributes, delete, filter, modification, regex, regular expression, remove, retain

Input Requirement¶

REQUIRED

Supports Sensitive Dynamic Properties¶

false

Properties¶

Property	Description
Attribute Matching Strategy	Specifies the strategy to filter attributes by.
Filter Mode	Specifies the strategy to apply on filtered attributes. Either ‘Remove’ or ‘Retain’ only the matching attributes.
Filtered Attributes	A set of attribute names to filter from FlowFiles. Each attribute name is separated by the comma delimiter ‘,’.
Filtered Attributes Pattern	A regular expression to match names of attributes to filter from FlowFiles.

Relationships¶

Name	Description
success	All successful FlowFiles are routed to this relationship

Use cases¶

Retain all FlowFile attributes matching a regular expression

Remove only a specified set of FlowFile attributes