Github user patricker commented on a diff in the pull request: https://github.com/apache/nifi/pull/3090#discussion_r226339913 --- Diff: nifi-nar-bundles/nifi-standard-bundle/nifi-standard-processors/src/main/java/org/apache/nifi/processors/standard/RetryCount.java --- @@ -0,0 +1,210 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.nifi.processors.standard; + +import org.apache.nifi.annotation.behavior.InputRequirement; +import org.apache.nifi.annotation.behavior.ReadsAttribute; +import org.apache.nifi.annotation.behavior.SideEffectFree; +import org.apache.nifi.annotation.behavior.SupportsBatching; +import org.apache.nifi.annotation.behavior.WritesAttribute; +import org.apache.nifi.annotation.documentation.CapabilityDescription; +import org.apache.nifi.annotation.documentation.Tags; +import org.apache.nifi.annotation.lifecycle.OnScheduled; +import org.apache.nifi.components.PropertyDescriptor; +import org.apache.nifi.flowfile.FlowFile; +import org.apache.nifi.processor.AbstractProcessor; +import org.apache.nifi.processor.DataUnit; +import org.apache.nifi.processor.ProcessContext; +import org.apache.nifi.processor.ProcessSession; +import org.apache.nifi.processor.Relationship; +import org.apache.nifi.processor.exception.ProcessException; +import org.apache.nifi.processor.util.StandardValidators; + +import java.util.ArrayList; +import java.util.Collections; +import java.util.HashSet; +import java.util.List; +import java.util.Optional; +import java.util.Set; + +import static org.apache.nifi.processors.standard.RetryCount.RETRY_COUNT_ATTRIBUTE_KEY; +import static org.apache.nifi.annotation.behavior.InputRequirement.Requirement.INPUT_REQUIRED; +import static org.apache.nifi.expression.ExpressionLanguageScope.VARIABLE_REGISTRY; + +/** + * Created by jpercivall on 3/17/17. + */ +@SupportsBatching +@SideEffectFree +@InputRequirement(INPUT_REQUIRED) +@Tags({"penalize", "retry", "penalize"}) +@CapabilityDescription("Used to facilitate retrying a FlowFile a set number of times before considering the FlowFile 'failed'. Can also be used as a utility to penalize FlowFiles.") +@WritesAttribute(attribute = RETRY_COUNT_ATTRIBUTE_KEY, description = "The number of times this FlowFile has been routed to 'Retry'.") +@ReadsAttribute(attribute = RETRY_COUNT_ATTRIBUTE_KEY, description = "The number of times this FlowFile has been routed to 'Retry'.") +public class RetryCount extends AbstractProcessor { --- End diff -- I really like `Retry` as the processor name. I think it would be more intuitive for most users.
---