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https://issues.apache.org/jira/browse/NIFI-840?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15255103#comment-15255103
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ASF GitHub Bot commented on NIFI-840:
-------------------------------------
Github user apiri commented on a diff in the pull request:
https://github.com/apache/nifi/pull/238#discussion_r60822174
--- Diff:
nifi-nar-bundles/nifi-aws-bundle/nifi-aws-processors/src/main/java/org/apache/nifi/processors/aws/s3/ListS3.java
---
@@ -0,0 +1,232 @@
+/*
+ * 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.aws.s3;
+
+import com.amazonaws.services.s3.AmazonS3;
+import com.amazonaws.services.s3.model.ListObjectsRequest;
+import com.amazonaws.services.s3.model.ObjectListing;
+import com.amazonaws.services.s3.model.S3ObjectSummary;
+import org.apache.nifi.annotation.behavior.InputRequirement;
+import org.apache.nifi.annotation.behavior.InputRequirement.Requirement;
+import org.apache.nifi.annotation.behavior.Stateful;
+import org.apache.nifi.annotation.behavior.TriggerSerially;
+import org.apache.nifi.annotation.behavior.TriggerWhenEmpty;
+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.SeeAlso;
+import org.apache.nifi.annotation.documentation.Tags;
+import org.apache.nifi.components.PropertyDescriptor;
+import org.apache.nifi.components.state.Scope;
+import org.apache.nifi.components.state.StateMap;
+import org.apache.nifi.flowfile.FlowFile;
+import org.apache.nifi.flowfile.attributes.CoreAttributes;
+import org.apache.nifi.processor.ProcessContext;
+import org.apache.nifi.processor.ProcessSession;
+import org.apache.nifi.processor.Relationship;
+import org.apache.nifi.processor.util.StandardValidators;
+
+import java.io.IOException;
+import java.util.Arrays;
+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.concurrent.TimeUnit;
+
+@TriggerSerially
+@TriggerWhenEmpty
+@InputRequirement(Requirement.INPUT_FORBIDDEN)
+@Tags({"Amazon", "S3", "AWS", "list"})
+@CapabilityDescription("Retrieves a listing of objects from an S3 bucket.
For each object that is listed, creates a FlowFile that represents \"\n" +
--- End diff --
There are some extraneous \s and +s that were folded into your description
presumably from the IDE auto escaping.
> Create ListS3 processor
> -----------------------
>
> Key: NIFI-840
> URL: https://issues.apache.org/jira/browse/NIFI-840
> Project: Apache NiFi
> Issue Type: Improvement
> Components: Extensions
> Reporter: Aldrin Piri
> Assignee: Adam Lamar
> Fix For: 0.7.0
>
>
> A processor is needed that can provide an S3 listing to use in conjunction
> with FetchS3Object. This is to provide a similar user experience as with the
> HDFS processors that perform List/Get.
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