Package org.apache.lucene.store

Class SimpleFSDirectory.SimpleFSIndexInput

java.lang.Object

org.apache.lucene.store.DataInput

org.apache.lucene.store.IndexInput

org.apache.lucene.store.BufferedIndexInput

org.apache.lucene.store.FSDirectory.FSIndexInput

org.apache.lucene.store.SimpleFSDirectory.SimpleFSIndexInput

All Implemented Interfaces:

Closeable, AutoCloseable, Cloneable

Enclosing class:

SimpleFSDirectory

protected static class SimpleFSDirectory.SimpleFSIndexInput
extends FSDirectory.FSIndexInput

Reads bytes with RandomAccessFile.seek(long) followed by RandomAccessFile.read(byte[], int, int).

Field Summary

Fields inherited from class org.apache.lucene.store.FSDirectory.FSIndexInput

end, file, off

Fields inherited from class org.apache.lucene.store.BufferedIndexInput

buffer, BUFFER_SIZE, MERGE_BUFFER_SIZE

Constructor Summary

Constructors

Constructor	Description
SimpleFSIndexInput(String resourceDesc, File path, IOContext context)
SimpleFSIndexInput(String resourceDesc, RandomAccessFile file, long off, long length, int bufferSize)

Method Summary

Modifier and Type	Method	Description
protected void	readInternal(byte[] b, int offset, int len)	IndexInput methods
protected void	seekInternal(long position)	Expert: implements seek.

Methods inherited from class org.apache.lucene.store.FSDirectory.FSIndexInput

clone, close, length

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

bufferSize, flushBuffer, getBufferSize, getFilePointer, newBuffer, readByte, readBytes, readBytes, readInt, readLong, readShort, readVInt, readVLong, seek, setBufferSize

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

toString

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

readString, readStringSet, readStringStringMap

Methods inherited from class java.lang.Object

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

Constructor Details

SimpleFSIndexInput

public SimpleFSIndexInput(String resourceDesc,
 File path,
 IOContext context)
                   throws IOException

Throws:

IOException

SimpleFSIndexInput

public SimpleFSIndexInput(String resourceDesc,
 RandomAccessFile file,
 long off,
 long length,
 int bufferSize)

Method Details

readInternal

protected void readInternal(byte[] b,
 int offset,
 int len)
                     throws IOException

IndexInput methods

Specified by:

readInternal in class BufferedIndexInput

Parameters:

b - the array to read bytes into

offset - the offset in the array to start storing bytes

len - the number of bytes to read

Throws:

IOException

seekInternal

protected void seekInternal(long position)

Description copied from class: BufferedIndexInput

Expert: implements seek. Sets current position in this file, where the next BufferedIndexInput.readInternal(byte[],int,int) will occur.

Specified by:

seekInternal in class BufferedIndexInput

See Also:

• BufferedIndexInput.readInternal(byte[],int,int)