org.apache.solr.store.hdfs

Class HdfsFileReader

java.lang.Object

org.apache.lucene.store.DataInput

org.apache.solr.store.hdfs.HdfsFileReader

All Implemented Interfaces:

Cloneable

public class HdfsFileReader
extends DataInput

WARNING: This API is experimental and might change in incompatible ways in the next release.

Field Summary

Fields

Modifier and Type	Field and Description
static org.slf4j.Logger	LOG

Constructor Summary

Constructors

Constructor and Description
HdfsFileReader(org.apache.hadoop.fs.FileSystem fileSystem, org.apache.hadoop.fs.Path path)
HdfsFileReader(org.apache.hadoop.fs.FileSystem fileSystem, org.apache.hadoop.fs.Path path, int bufferSize)

Method Summary

Methods

Modifier and Type	Method and Description
DataInput	clone()
void	close()
static long	getLength(org.apache.hadoop.fs.FileSystem fileSystem, org.apache.hadoop.fs.Path path)
long	length()
byte	readByte() This method should never be used!
void	readBytes(byte[] b, int offset, int len)
void	seek(long pos)

Methods inherited from class org.apache.lucene.store.DataInput

readBytes, readInt, readLong, readShort, readString, readStringSet, readStringStringMap, readVInt, readVLong, readZInt, readZLong, skipBytes

Methods inherited from class java.lang.Object

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

Field Detail

LOG

public static org.slf4j.Logger LOG

Constructor Detail

HdfsFileReader

public HdfsFileReader(org.apache.hadoop.fs.FileSystem fileSystem,
              org.apache.hadoop.fs.Path path,
              int bufferSize)
               throws IOException

Throws:

IOException

HdfsFileReader

public HdfsFileReader(org.apache.hadoop.fs.FileSystem fileSystem,
              org.apache.hadoop.fs.Path path)
               throws IOException

Throws:

IOException

Method Detail

length

public long length()

seek

public void seek(long pos)
          throws IOException

Throws:

IOException

close

public void close()
           throws IOException

Throws:

IOException

readByte

public byte readByte()
              throws IOException

This method should never be used!

Specified by:

readByte in class DataInput

Throws:

IOException

readBytes

public void readBytes(byte[] b,
             int offset,
             int len)
               throws IOException

Specified by:

readBytes in class DataInput

Throws:

IOException

getLength

public static long getLength(org.apache.hadoop.fs.FileSystem fileSystem,
             org.apache.hadoop.fs.Path path)
                      throws IOException

Throws:

IOException

clone

public DataInput clone()

Overrides:

clone in class DataInput