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API Differences

Between hadoop-hdfs 0.20.0 and hadoop-hdfs 0.21.0

Added Packages
org.apache.hadoop.fs  
org.apache.hadoop.hdfs.
security
 
org.apache.hadoop.hdfs.
security.token.delegation
 
org.apache.hadoop.hdfs.
tools.offlineImageViewer
 
 

Changed Packages
org.apache.hadoop.hdfs

A distributed implementation of org.apache.hadoop.fs.FileSystem This is loosely modelled after Google's GFS.

org.apache.hadoop.hdfs.
protocol
 
org.apache.hadoop.hdfs.
server.common
 
org.apache.hadoop.hdfs.
server.datanode
 
org.apache.hadoop.hdfs.
server.datanode.metrics
 
org.apache.hadoop.hdfs.
server.namenode
 
org.apache.hadoop.hdfs.
server.namenode.metrics
 
org.apache.hadoop.hdfs.
server.protocol
 
org.apache.hadoop.hdfs.tools