Package org.jlab.io.hipo

Class HipoDataSource

java.lang.Object

org.jlab.io.hipo.HipoDataSource

All Implemented Interfaces:

DataSource

Direct Known Subclasses:

HipoDataSourceSorted

public class HipoDataSource
extends Object
implements DataSource

Author:

gavalian

Field Summary

Fields

Modifier and Type	Field	Description
static final Logger	LOGGER

Constructor Summary

Constructors

Constructor	Description
HipoDataSource()

Method Summary

Modifier and Type	Method	Description
void	close()
HipoDataSync	createWriter()	Creates a Writer class with Dictionary from the Reader.
int	getCurrentIndex()
DataEventList	getEventList(int nrecords)
DataEventList	getEventList(int start, int stop)
DataEvent	getNextEvent()
DataEvent	getPreviousEvent()
org.jlab.jnp.hipo4.io.HipoReader	getReader()
int	getSize()
DataSourceType	getType()
DataEvent	gotoEvent(int index)
boolean	hasEvent()
static void	main(String[] args)
void	open(File file)
void	open(String filename)
void	open(ByteBuffer buff)
void	reset()
void	waitForEvents()

Methods inherited from class java.lang.Object

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

Field Details

LOGGER

public static final Logger LOGGER

Constructor Details

HipoDataSource

public HipoDataSource()

Method Details

hasEvent

public boolean hasEvent()

Specified by:

hasEvent in interface DataSource

open

public void open(File file)

Specified by:

open in interface DataSource

createWriter

public HipoDataSync createWriter()

Creates a Writer class with Dictionary from the Reader. This method should be used when filtering the input file to ensure consistency of dictionaries and banks in the output.

Returns:

HipoDataSync object for writing an output.

open

public void open(String filename)

Specified by:

open in interface DataSource

open

public void open(ByteBuffer buff)

Specified by:

open in interface DataSource

close

public void close()

Specified by:

close in interface DataSource

getReader

public org.jlab.jnp.hipo4.io.HipoReader getReader()

getSize

public int getSize()

Specified by:

getSize in interface DataSource

getEventList

public DataEventList getEventList(int start,
 int stop)

Specified by:

getEventList in interface DataSource

getEventList

public DataEventList getEventList(int nrecords)

Specified by:

getEventList in interface DataSource

getNextEvent

public DataEvent getNextEvent()

Specified by:

getNextEvent in interface DataSource

getPreviousEvent

public DataEvent getPreviousEvent()

Specified by:

getPreviousEvent in interface DataSource

gotoEvent

public DataEvent gotoEvent(int index)

Specified by:

gotoEvent in interface DataSource

reset

public void reset()

Specified by:

reset in interface DataSource

getCurrentIndex

public int getCurrentIndex()

Specified by:

getCurrentIndex in interface DataSource

main

public static void main(String[] args)

getType

public DataSourceType getType()

Specified by:

getType in interface DataSource

waitForEvents

public void waitForEvents()

Specified by:

waitForEvents in interface DataSource