Package org.eclipse.mat.parser.index

Class IndexWriter.LongIndexStreamer

java.lang.Object

org.eclipse.mat.parser.index.IndexWriter.LongIndexStreamer

Enclosing class:

IndexWriter

public static class IndexWriter.LongIndexStreamer
extends Object

A helper class to output a list of longs.

Constructor Summary

Constructors

Constructor	Description
LongIndexStreamer()	A simple constructor.
LongIndexStreamer(File indexFile)	Construct a streamer which outputs to a file

Method Summary

Modifier and Type	Method	Description
void	add(long value)
void	addAll(long[] values)
void	addAll(long[] values, int offset, int length)
void	addAll(ArrayLong array)
void	addAll(IteratorLong iterator)
void	close()	Close 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()
IIndexReader.IOne2LongIndex	writeTo(File indexFile, int size, HashMapIntObject<Object> pages, int pageSize)
IIndexReader.IOne2LongIndex	writeTo(File indexFile, long[] array)	Output a whole long array
IIndexReader.IOne2LongIndex	writeTo(File indexFile, ArrayLong array)	Output a whole ArrayLong
IIndexReader.IOne2LongIndex	writeTo(File indexFile, IteratorLong iterator)	Output a whole long iterator

Methods inherited from class java.lang.Object

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

Constructor Details

LongIndexStreamer

public LongIndexStreamer()

A simple constructor.

LongIndexStreamer

public LongIndexStreamer(File indexFile)
                  throws IOException

Construct a streamer which outputs to a file

Parameters:

indexFile - the output file

Throws:

IOException - if a problem occurs with a write

Method Details

close

public void close()
           throws IOException

Close the backing file.

Throws:

IOException - if a problem occurs with the write or close.

writeTo

public IIndexReader.IOne2LongIndex writeTo(File indexFile,
 int size,
 HashMapIntObject<Object> pages,
 int pageSize)
                                    throws IOException

Throws:

IOException

writeTo

public IIndexReader.IOne2LongIndex writeTo(File indexFile,
 long[] array)
                                    throws IOException

Output a whole long array

Parameters:

indexFile - the output file

array - the source data

Returns:

a reader for the data

Throws:

IOException - if a problem occurred with the write

writeTo

public IIndexReader.IOne2LongIndex writeTo(File indexFile,
 IteratorLong iterator)
                                    throws IOException

Output a whole long iterator

Parameters:

indexFile - the output file

iterator - the source data

Returns:

a reader for the data

Throws:

IOException - if a problem occurred with the write

writeTo

public IIndexReader.IOne2LongIndex writeTo(File indexFile,
 ArrayLong array)
                                    throws IOException

Output a whole ArrayLong

Parameters:

indexFile - the output file

array - the source data

Returns:

a reader for the data

Throws:

IOException - if a problem occurred with the write

addAll

public void addAll(IteratorLong iterator)
            throws IOException

Throws:

IOException

addAll

public void addAll(ArrayLong array)
            throws IOException

Throws:

IOException

add

public void add(long value)
         throws IOException

Throws:

IOException

addAll

public void addAll(long[] values)
            throws IOException

Throws:

IOException

addAll

public void addAll(long[] values,
 int offset,
 int length)
            throws IOException

Throws:

IOException

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()