org.eclipse.mat.parser.index

Class IndexReader.LongIndexReader

java.lang.Object

org.eclipse.mat.parser.index.IndexReader.LongIndexReader

All Implemented Interfaces:

IIndexReader, IIndexReader.IOne2LongIndex

Enclosing class:

IndexReader

public static class IndexReader.LongIndexReader
extends Object
implements IIndexReader.IOne2LongIndex

Creates a int to long index reader Disk file structure:

 Page 0: ArrayLongCompressed
 Page 1: ArrayLongCompressed
 ...
 Page n: ArrayLongCompressed
 page 0 start in file (8)
 page 1 start in file (8)
 ...
 page n start in file (8)
 page n+1 start in file (8) (i.e. location of 'page 0 start in file' field)
 page size (4)
 total size (4)
 

Nested Class Summary

Nested classes/interfaces inherited from interface org.eclipse.mat.parser.index.IIndexReader

IIndexReader.IOne2LongIndex, IIndexReader.IOne2ManyIndex, IIndexReader.IOne2ManyObjectsIndex, IIndexReader.IOne2OneIndex, IIndexReader.IOne2SizeIndex

Constructor Summary

Constructors

Constructor and Description
LongIndexReader(File indexFile)
LongIndexReader(File indexFile, HashMapIntObject<Object> pages, int size, int pageSize, long[] pageStart)

Method Summary

Modifier and Type	Method and Description
void	close() Close the backing file.
void	delete() Delete the backing file.
long	get(int index)
long[]	getNext(int index, int length)
IteratorLong	iterator()
int	reverse(long value)
void	set(int index, long value)
int	size()
void	unload()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.eclipse.mat.parser.index.IIndexReader.IOne2LongIndex

get, getNext, reverse

Methods inherited from interface org.eclipse.mat.parser.index.IIndexReader

size, unload

Constructor Detail

LongIndexReader

public LongIndexReader(File indexFile,
                       HashMapIntObject<Object> pages,
                       int size,
                       int pageSize,
                       long[] pageStart)
                throws IOException

Throws:

IOException

LongIndexReader

public LongIndexReader(File indexFile)
                throws IOException

Throws:

IOException

Method Detail

close

public void close()

Description copied from interface: IIndexReader

Close the backing file.

Specified by:

close in interface IIndexReader

delete

public void delete()

Description copied from interface: IIndexReader

Delete the backing file.

Specified by:

delete in interface IIndexReader

get

public long get(int index)

getNext

public long[] getNext(int index,
                      int length)

reverse

public int reverse(long value)

set

public void set(int index,
                long value)

unload

public void unload()

size

public int size()

iterator

public IteratorLong iterator()