From 8947c0b881b9e37b5ee7ad661a97acebb1c860a7 Mon Sep 17 00:00:00 2001
From: Kai Zheng <kai.zheng@intel.com>
Date: Wed, 11 Oct 2017 15:47:00 +0800
Subject: [PATCH] HDFS-12635. Unnecessary exception declaration of the
 CellBuffers constructor. Contributed by Huafeng Wang

---
 .../org/apache/hadoop/hdfs/DFSStripedOutputStream.java   | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSStripedOutputStream.java b/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSStripedOutputStream.java
index 66eec7a360f..3eb7e678f99 100644
--- a/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSStripedOutputStream.java
+++ b/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSStripedOutputStream.java
@@ -198,7 +198,7 @@ public class DFSStripedOutputStream extends DFSOutputStream
     private final ByteBuffer[] buffers;
     private final byte[][] checksumArrays;
 
-    CellBuffers(int numParityBlocks) throws InterruptedException{
+    CellBuffers(int numParityBlocks) {
       if (cellSize % bytesPerChecksum != 0) {
         throw new HadoopIllegalArgumentException("Invalid values: "
             + HdfsClientConfigKeys.DFS_BYTES_PER_CHECKSUM_KEY + " (="
@@ -304,12 +304,7 @@ public class DFSStripedOutputStream extends DFSOutputStream
         ecPolicy.getCodecName(), coderOptions);
 
     coordinator = new Coordinator(numAllBlocks);
-    try {
-      cellBuffers = new CellBuffers(numParityBlocks);
-    } catch (InterruptedException ie) {
-      throw DFSUtilClient.toInterruptedIOException(
-          "Failed to create cell buffers", ie);
-    }
+    cellBuffers = new CellBuffers(numParityBlocks);
 
     streamers = new ArrayList<>(numAllBlocks);
     for (short i = 0; i < numAllBlocks; i++) {