Package org.apache.flink.formats.avro.utils

Class FSDataInputStreamWrapper

java.lang.Object

org.apache.flink.formats.avro.utils.FSDataInputStreamWrapper

All Implemented Interfaces:

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

public class FSDataInputStreamWrapper
extends Object
implements Closeable, org.apache.avro.file.SeekableInput

Code copy pasted from org.apache.avro.mapred.FSInput (which is Apache licensed as well).

The wrapper keeps track of the position in the data stream.

Constructor Summary

Constructors

Constructor	Description
FSDataInputStreamWrapper(org.apache.flink.core.fs.FSDataInputStream stream, long len)

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

FSDataInputStreamWrapper

public FSDataInputStreamWrapper(org.apache.flink.core.fs.FSDataInputStream stream,
 long len)

Method Details

length

public long length()
            throws IOException

Specified by:

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

Throws:

IOException

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