hep.dataforge.storage.filestorage

Class FileIndexFactory

hep.dataforge.storage.filestorage.FileIndexFactory

All Implemented Interfaces:

ContextAware

public class FileIndexFactory
implements ContextAware

A factory for file indexes

Constructor Summary

Constructors

Constructor and Description
FileIndexFactory()

Method Summary

Modifier and Type	Method and Description
<T> DefaultIndex<T>	buildDefaultIndex() Build an index which uses entry number for search
<T> java.util.Iterator<T>	buildIterator()
<T extends ValueProvider> ValueProviderIndex<T>	buildProviderStreamIndex() Build index for elements which implements ValueProvider interface
Context	getContext()
void	invalidate() Invalidate this factory and force it to reload file envelope
<T> java.lang.Iterable<T>	iterable()

Methods inherited from interface hep.dataforge.context.ContextAware

getContext, getLogger

Constructor Detail

FileIndexFactory

public FileIndexFactory()

Method Detail

getContext

public Context getContext()

buildDefaultIndex

public <T> DefaultIndex<T> buildDefaultIndex()

Build an index which uses entry number for search

Returns:

buildProviderStreamIndex

public <T extends ValueProvider> ValueProviderIndex<T> buildProviderStreamIndex()

Build index for elements which implements ValueProvider interface

Returns:

iterable

public <T> java.lang.Iterable<T> iterable()

buildIterator

public <T> java.util.Iterator<T> buildIterator()

invalidate

public void invalidate()

Invalidate this factory and force it to reload file envelope