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https://issues.apache.org/jira/browse/NIFI-3354?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15856178#comment-15856178
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ASF GitHub Bot commented on NIFI-3354:
--------------------------------------
Github user olegz commented on a diff in the pull request:
https://github.com/apache/nifi/pull/1436#discussion_r99842926
--- Diff:
nifi-nar-bundles/nifi-registry-bundle/nifi-registry-processors/src/main/java/org/apache/nifi/schemaregistry/processors/AbstractCSVTransformerViaRegistryProcessor.java
---
@@ -0,0 +1,57 @@
+/*
+ * 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.schemaregistry.processors;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+import org.apache.nifi.annotation.lifecycle.OnScheduled;
+import org.apache.nifi.components.PropertyDescriptor;
+import org.apache.nifi.processor.ProcessContext;
+import org.apache.nifi.schemaregistry.services.SchemaRegistry;
+
+/**
+ * Base processor for implementing transform-like processors for CSV
+ * transformations that integrate with Schema Registry (see
+ * {@link SchemaRegistry})
+ */
+abstract class AbstractCSVTransformerViaRegistryProcessor extends
BaseContentTransformerViaSchemaRegistry {
+
+ static final List<PropertyDescriptor> BASE_CSV_DESCRIPTORS;
+
+ static {
+ List<PropertyDescriptor> descriptors = new
ArrayList<PropertyDescriptor>();
+ descriptors.addAll(BASE_DESCRIPTORS);
+ descriptors.add(DELIMITER);
+ BASE_CSV_DESCRIPTORS = Collections.unmodifiableList(descriptors);
+ }
+
+ protected volatile char delimiter;
+
+ @Override
+ public List<PropertyDescriptor> getSupportedPropertyDescriptors() {
+ return BASE_CSV_DESCRIPTORS;
+ }
+
+ @Override
+ @OnScheduled
+ public void onScheduled(ProcessContext context) {
+ super.onScheduled(context);
+ this.delimiter =
context.getProperty(DELIMITER).getValue().charAt(0);
--- End diff --
Very valid point. Thanks for bringing this up and indeed we do have utility
class that parses based on multi-char delimiters. Will make that happen. Once
again, thanks for bringing this up
> Create CSV To Avro transformer
> ------------------------------
>
> Key: NIFI-3354
> URL: https://issues.apache.org/jira/browse/NIFI-3354
> Project: Apache NiFi
> Issue Type: Sub-task
> Reporter: Oleg Zhurakousky
> Assignee: Oleg Zhurakousky
> Fix For: 1.2.0
>
>
> While we currently have CSV to AVRO transformer it required HDFS/Kite
> dependencies which could be easily eliminated.
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