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https://issues.apache.org/jira/browse/APEXMALHAR-2008?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15187021#comment-15187021
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ASF GitHub Bot commented on APEXMALHAR-2008:
--------------------------------------------
Github user chaithu14 commented on a diff in the pull request:
https://github.com/apache/incubator-apex-malhar/pull/207#discussion_r55511560
--- Diff:
library/src/main/java/com/datatorrent/lib/io/block/HDFSBlockMetadata.java ---
@@ -0,0 +1,63 @@
+/**
+ * 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 com.datatorrent.lib.io.block;
+
+/**
+ * HDFSBlockMetadata extends {@link BlockMetadata} to provide an option if
blocks of a file should be read in-sequence
+ * or in-parallel
+ */
+public class HDFSBlockMetadata extends BlockMetadata.FileBlockMetadata
+{
--- End diff --
Is this class is specific to only HDFS? If not, change the class name.
> Create hdfs file input module
> ------------------------------
>
> Key: APEXMALHAR-2008
> URL: https://issues.apache.org/jira/browse/APEXMALHAR-2008
> Project: Apache Apex Malhar
> Issue Type: Task
> Reporter: Priyanka Gugale
> Assignee: Priyanka Gugale
> Priority: Minor
> Original Estimate: 72h
> Remaining Estimate: 72h
>
> To read HDFS files in parallel using Apex we normally use FileSplitter and
> FileReader module. It would be a good idea to combine those operators as a
> unit in module. Having a module will give us readily usable set of operators
> to read HDFS files.
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