Package fr.gouv.vitam.common.largefilesorter

Class LargeFileSorter<T>

java.lang.Object

fr.gouv.vitam.common.largefilesorter.LargeFileSorter<T>

public class LargeFileSorter<T>
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final int	INITIAL_FILE_CHUNK_SIZE_TO_SORT_IN_MEMORY
static final int	NB_FILES_TO_MERGE_SORT

Constructor Summary

Constructors

Constructor	Description
LargeFileSorter(Function<File,LargeFileReader<T>> fileReaderFactory, Function<File,LargeFileWriter<T>> fileWriterFactory, Comparator<T> entryComparator, Supplier<File> tempFileCreator)

Method Summary

Modifier and Type	Method	Description
File	sortLargeFile(File inputFile)	Sorts a large file using entryComparator.

Methods inherited from class java.lang.Object

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

Field Details

INITIAL_FILE_CHUNK_SIZE_TO_SORT_IN_MEMORY

public static final int INITIAL_FILE_CHUNK_SIZE_TO_SORT_IN_MEMORY

See Also:

• Constant Field Values

NB_FILES_TO_MERGE_SORT

public static final int NB_FILES_TO_MERGE_SORT

See Also:

• Constant Field Values

Constructor Details

LargeFileSorter

public LargeFileSorter(Function<File,LargeFileReader<T>> fileReaderFactory,
 Function<File,LargeFileWriter<T>> fileWriterFactory,
 Comparator<T> entryComparator,
 Supplier<File> tempFileCreator)

Method Details

sortLargeFile

public File sortLargeFile(File inputFile)
                   throws IOException

Sorts a large file using entryComparator.

Parameters:

inputFile - the input stream to sort

Throws:

IOException