[HADOOP-2826] FileSplit.getFile(), LineRecordReader. readLine() need to be removed - ASF JIRA

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Hadoop Flags:

Incompatible change, Reviewed
Release Note:

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The deprecated methods, public File org.apache.hadoop.mapred.FileSplit.getFile() and
public static long org.apache.hadoop.mapred.LineRecordReader.readLine(InputStream in, OutputStream out)
are removed.
The constructor org.apache.hadoop.mapred.LineRecordReader.LineReader(InputStream in, Configuration conf) 's visibility is made public.
The signature of the public org.apache.hadoop.streaming.UTF8ByteArrayUtils.readLIne(InputStream) method is changed to UTF8ByteArrayUtils.readLIne(LineReader, Text). Since the old signature is not deprecated, any code using the old method must be changed to use the new method.

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The deprecated methods, public File org.apache.hadoop.mapred.FileSplit.getFile() and public static long org.apache.hadoop.mapred.LineRecordReader.readLine(InputStream in, OutputStream out) are removed. The constructor org.apache.hadoop.mapred.LineRecordReader.LineReader(InputStream in, Configuration conf) 's visibility is made public. The signature of the public org.apache.hadoop.streaming.UTF8ByteArrayUtils.readLIne(InputStream) method is changed to UTF8ByteArrayUtils.readLIne(LineReader, Text). Since the old signature is not deprecated, any code using the old method must be changed to use the new method.

The methods FileSplit.getFile(), LineRecordReader. readLine() need to be removed as they are deprecated.