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https://issues.apache.org/jira/browse/NIFI-5537?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16638589#comment-16638589
]
ASF GitHub Bot commented on NIFI-5537:
--------------------------------------
Github user mattyb149 commented on a diff in the pull request:
https://github.com/apache/nifi/pull/2956#discussion_r222753864
--- Diff:
nifi-nar-bundles/nifi-neo4j-bundle/nifi-neo4j-processors/src/main/java/org/apache/nifi/processors/neo4j/Neo4JCypherExecutor.java
---
@@ -0,0 +1,208 @@
+/*
+ * 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.neo4j;
+
+import java.io.ByteArrayInputStream;
+import java.nio.charset.Charset;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+import org.apache.nifi.annotation.behavior.EventDriven;
+import org.apache.nifi.annotation.behavior.InputRequirement;
+import org.apache.nifi.annotation.behavior.SupportsBatching;
+import org.apache.nifi.annotation.behavior.WritesAttribute;
+import org.apache.nifi.annotation.behavior.WritesAttributes;
+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.annotation.lifecycle.OnStopped;
+import org.apache.nifi.components.PropertyDescriptor;
+import org.apache.nifi.components.PropertyValue;
+import org.apache.nifi.components.ValidationContext;
+import org.apache.nifi.components.ValidationResult;
+import org.apache.nifi.flowfile.FlowFile;
+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.neo4j.driver.v1.Session;
+import org.neo4j.driver.v1.StatementResult;
+import org.neo4j.driver.v1.summary.ResultSummary;
+import org.neo4j.driver.v1.summary.SummaryCounters;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+@InputRequirement(InputRequirement.Requirement.INPUT_REQUIRED)
+@EventDriven
+@SupportsBatching
--- End diff --
Since this processor can delete data from the target, I'm not sure
SupportsBatching is appropriate here. Then again, I don't know enough about the
nuances, perhaps @markap14 can chime in.
> Create Neo4J cypher execution processor
> ---------------------------------------
>
> Key: NIFI-5537
> URL: https://issues.apache.org/jira/browse/NIFI-5537
> Project: Apache NiFi
> Issue Type: New Feature
> Components: Extensions
> Affects Versions: 1.7.1
> Environment: All
> Reporter: Mans Singh
> Assignee: Mans Singh
> Priority: Minor
> Labels: graph, neo4j, node, relationship
>
> Create Nifi Neo4J cypher queries processor
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