4.0.0 org.apache.nifi monitor-threshold-bundle 0.0.1-SNAPSHOT monitor-threshold-processor MonitorThreshold-Processor Processor that counts files with particular attribute values and notifies when a count exceeds a user specified threshold org.apache.nifi nifi-api org.apache.nifi nifi-utils org.apache.nifi nifi-file-utils org.apache.nifi nifi-stream-utils org.apache.nifi nifi-processor-utils org.apache.nifi nifi-mock test