Package org.apache.hadoop.fs

Class AvroFSInput

java.lang.Object

org.apache.hadoop.fs.AvroFSInput

All Implemented Interfaces:

Closeable, AutoCloseable, org.apache.avro.file.SeekableInput

@Public
@Stable
public class AvroFSInput
extends Object
implements Closeable, org.apache.avro.file.SeekableInput

Adapts an FSDataInputStream to Avro's SeekableInput interface.

Constructor Summary

Constructors

Constructor	Description
AvroFSInput(FileContext fc, Path p)	Construct given a FileContext and a Path.
AvroFSInput(FSDataInputStream in, long len)	Construct given an FSDataInputStream and its length.

Method Summary

Modifier and Type	Method	Description
void	close()
long	length()
int	read(byte[] b, int off, int len)
void	seek(long p)
long	tell()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

AvroFSInput

public AvroFSInput(FSDataInputStream in,
 long len)

Construct given an FSDataInputStream and its length.

Parameters:

in - inputstream.

len - len.

AvroFSInput

public AvroFSInput(FileContext fc,
 Path p)
            throws IOException

Construct given a FileContext and a Path.

Parameters:

fc - filecontext.

p - the path.

Throws:

IOException - If an I/O error occurred.

Method Details

length

public long length()

Specified by:

length in interface org.apache.avro.file.SeekableInput

read

public int read(byte[] b,
 int off,
 int len)
         throws IOException

Specified by:

read in interface org.apache.avro.file.SeekableInput

Throws:

IOException

seek

public void seek(long p)
          throws IOException

Specified by:

seek in interface org.apache.avro.file.SeekableInput

Throws:

IOException

tell

public long tell()
          throws IOException

Specified by:

tell in interface org.apache.avro.file.SeekableInput

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Throws:

IOException