Github user MikeThomsen commented on a diff in the pull request:
https://github.com/apache/nifi/pull/2113#discussion_r150087242
--- Diff:
nifi-nar-bundles/nifi-elasticsearch-bundle/nifi-elasticsearch-5-processors/src/main/java/org/apache/nifi/processors/elasticsearch/JsonQueryElasticsearch5.java
---
@@ -0,0 +1,291 @@
+/*
+ * 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.elasticsearch;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.apache.nifi.annotation.behavior.EventDriven;
+import org.apache.nifi.annotation.behavior.InputRequirement;
+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.OnUnscheduled;
+import org.apache.nifi.components.AllowableValue;
+import org.apache.nifi.components.PropertyDescriptor;
+import org.apache.nifi.components.Validator;
+import org.apache.nifi.elasticsearch.ElasticSearchClientService;
+import org.apache.nifi.elasticsearch.ElasticSearchResponse;
+import org.apache.nifi.flowfile.FlowFile;
+import org.apache.nifi.processor.AbstractProcessor;
+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.io.OutputStreamCallback;
+import org.apache.nifi.processor.util.StandardValidators;
+
+import java.io.IOException;
+import java.io.OutputStream;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+import java.util.Set;
+
+
+@InputRequirement(InputRequirement.Requirement.INPUT_REQUIRED)
+@EventDriven
+@Tags({"elasticsearch", "elasticsearch 5", "query", "read", "get", "json"})
+@CapabilityDescription("A processor that allows the user to run a query
(with aggregations) written with the " +
+ "ElasticSearch JSON DSL. It currently does not support
pagination.")
+public class JsonQueryElasticsearch5 extends AbstractProcessor {
+ public static final Relationship REL_SUCCESS = new
Relationship.Builder().name("success")
+ .description("All original flowfiles that don't cause an error
to occur go to this relationship. " +
+ "This applies even if you select the \"break up hits\"
option to send individual hits to the " +
+ "\"hits\" relationship.").build();
+
+ public static final Relationship REL_FAILURE = new
Relationship.Builder().name("failure")
+ .description("All FlowFiles that cannot be read from
Elasticsearch are routed to this relationship").build();
+
+ public static final Relationship REL_HITS = new
Relationship.Builder().name("hits")
+ .description("Search hits are routed to this relationship.")
+ .build();
+
+ public static final Relationship REL_AGGREGATIONS = new
Relationship.Builder().name("aggregations")
+ .description("Aggregations are routed to this relationship.")
+ .build();
+
+ public static final PropertyDescriptor INDEX = new
PropertyDescriptor.Builder()
+ .name("el5-fetch-index")
+ .displayName("Index")
+ .description("The name of the index to read from")
+ .required(true)
+ .expressionLanguageSupported(true)
+ .addValidator(StandardValidators.NON_EMPTY_VALIDATOR)
+ .build();
+
+ public static final PropertyDescriptor TYPE = new
PropertyDescriptor.Builder()
+ .name("el5-type")
+ .displayName("Type")
+ .description("The type of this document (used by Elasticsearch
for indexing and searching)")
+ .defaultValue("")
+ .required(false)
+ .expressionLanguageSupported(true)
+ .addValidator(Validator.VALID)
+ .build();
+
+ public static final PropertyDescriptor QUERY = new
PropertyDescriptor.Builder()
+ .name("el5-query")
+ .displayName("Query")
+ .description("A query in JSON syntax, not Lucene syntax.")
--- End diff --
Yeah, good point.
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