Lehel44 commented on a change in pull request #4948: URL: https://github.com/apache/nifi/pull/4948#discussion_r663996301
########## File path: nifi-nar-bundles/nifi-scripting-bundle/nifi-scripting-processors/src/main/java/org/apache/nifi/processors/script/ScriptedFilterRecord.java ########## @@ -0,0 +1,93 @@ +/* + * 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.script; + +import org.apache.nifi.annotation.documentation.CapabilityDescription; +import org.apache.nifi.annotation.documentation.SeeAlso; +import org.apache.nifi.annotation.documentation.Tags; +import org.apache.nifi.processor.Relationship; + +import java.util.HashSet; +import java.util.Optional; +import java.util.Set; + +@Tags({"record", "filter", "script", "groovy", "jython", "python"}) +@CapabilityDescription( + "This processor provides the ability to filter records out from FlowFiles using the user-provided script. " + + "Every record will be evaluated by the script which must return with a boolean value. " + + "Records with \"true\" result will be routed to the \"matching\" relationship in a batch. " + + "Other records will be filtered out." +) +@SeeAlso(classNames = { + "org.apache.nifi.processors.script.ScriptedTransformRecord", + "org.apache.nifi.processors.script.ScriptedValidateRecord", + "org.apache.nifi.processors.script.ScriptedRouteRecord", + "org.apache.nifi.processors.script.ScriptedPartitionRecord" +}) +public class ScriptedFilterRecord extends ScriptedRouterProcessor<Boolean> { + static final Relationship RELATIONSHIP_MATCHING = new Relationship.Builder() + .name("matching") + .description( + "Matching records of the original FlowFile will be routed to this relationship. " + + "If there are no matching records, no FlowFile will be routed here." + ) + .build(); + + static final Relationship RELATIONSHIP_ORIGINAL = new Relationship.Builder() + .name("original") + .description( + "After successful procession, the incoming FlowFile will be transferred to this relationship. " + + "This happens regardless the number of filtered or remaining records.") + .build(); + + static final Relationship RELATIONSHIP_FAILED = new Relationship.Builder() + .name("failed") + .description("In case of any issue during processing the incoming FlowFile, the incoming FlowFile will be routed to this relationship.") + .build(); + + private static Set<Relationship> RELATIONSHIPS = new HashSet<>(); Review comment: Just for consistency, _RELATIONSHIPS_ may be final. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
