Package gaiasky.data.group

Class BinaryDataProvider

java.lang.Object

gaiasky.data.group.AbstractStarGroupDataProvider

gaiasky.data.group.BinaryDataProvider

All Implemented Interfaces:

IParticleGroupDataProvider, IStarGroupDataProvider

public class BinaryDataProvider
extends AbstractStarGroupDataProvider

Reads arrays of star beans from binary files, usually to go in an octree.

Nested Class Summary

Nested classes/interfaces inherited from class gaiasky.data.group.AbstractStarGroupDataProvider

AbstractStarGroupDataProvider.AdditionalCols, AbstractStarGroupDataProvider.ColId

Field Summary

Fields inherited from class gaiasky.data.group.AbstractStarGroupDataProvider

adaptiveParallax, additional, additionalFiles, colors, countsPerMag, distCap, indexMap, list, logger, magCorrections, mustLoadIds, NEGATIVE_DIST, parallaxErrorFactorBright, parallaxErrorFactorFaint, parallaxZeroPoint, ruwe, sphericalPositions

Constructor Summary

Constructors

Constructor	Description
BinaryDataProvider()

Method Summary

Modifier and Type	Method	Description
java.util.List<ParticleGroup.ParticleBean>	loadData(java.io.InputStream is, double factor, boolean compatibility)	Loads the data applying a factor.
java.util.List<ParticleGroup.ParticleBean>	loadData(java.lang.String file, double factor, boolean compatibility)	Loads the data applying a factor.
java.util.List<ParticleGroup.ParticleBean>	loadDataMapped(java.lang.String file, double factor, boolean compat)	Loads the data applying a factor using a memory mapped file for improved speed.
java.util.List<ParticleGroup.ParticleBean>	readData(java.io.InputStream in)
java.util.List<ParticleGroup.ParticleBean>	readData(java.io.InputStream in, boolean compat)
protected StarGroup.StarBean	readStarBean(java.io.DataInputStream in)
protected StarGroup.StarBean	readStarBean(java.io.DataInputStream in, boolean compat)	Read a star bean from input stream
StarGroup.StarBean	readStarBean(java.nio.MappedByteBuffer mem, double factor, boolean compat)
void	writeData(java.util.List<? extends ParticleGroup.ParticleBean> data, java.io.OutputStream out)
void	writeData(java.util.List<? extends ParticleGroup.ParticleBean> data, java.io.OutputStream out, boolean compat)
protected void	writeStarBean(StarGroup.StarBean sb, java.io.DataOutputStream out)
protected void	writeStarBean(StarGroup.StarBean sb, java.io.DataOutputStream out, boolean compat)	Write the star bean to the output stream

Methods inherited from class gaiasky.data.group.AbstractStarGroupDataProvider

acceptDistance, acceptParallax, countLines, countLines, dumpToDisk, dumpToDiskBin, dumpToDiskCsv, getAdditionalValue, getColors, getCountsPerMag, getGeoDistance, getRuweValue, hasAdditional, hasAdditionalColumn, hasCol, idx, initLists, initLists, initLists, loadData, loadData, loadData, loadDataMapped, mustLoad, setAdaptiveParallax, setAdditionalFiles, setColumns, setDistanceCap, setFileNumberCap, setMagCorrections, setMustLoadIds, setParallaxErrorFactorBright, setParallaxErrorFactorFaint, setParallaxZeroPoint, setRUWECap

Methods inherited from class java.lang.Object

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

Constructor Detail

BinaryDataProvider

public BinaryDataProvider()

Method Detail

loadData

public java.util.List<ParticleGroup.ParticleBean> loadData(java.lang.String file,
                                                           double factor,
                                                           boolean compatibility)

Description copied from interface: IStarGroupDataProvider

Loads the data applying a factor.

Parameters:

file - The file to load

factor - Factor to apply to the positions

compatibility - Use compatibility mode (DR1/DR2)

Returns:

Array of particle beans

loadData

public java.util.List<ParticleGroup.ParticleBean> loadData(java.io.InputStream is,
                                                           double factor,
                                                           boolean compatibility)

Description copied from interface: IStarGroupDataProvider

Loads the data applying a factor.

Parameters:

is - Input stream to load the data from

factor - Factor to apply to the positions

compatibility - Use compatibility mode (DR1/DR2)

Returns:

Array of particle beans

writeData

public void writeData(java.util.List<? extends ParticleGroup.ParticleBean> data,
                      java.io.OutputStream out)

writeData

public void writeData(java.util.List<? extends ParticleGroup.ParticleBean> data,
                      java.io.OutputStream out,
                      boolean compat)

writeStarBean

protected void writeStarBean(StarGroup.StarBean sb,
                             java.io.DataOutputStream out)
                      throws java.io.IOException

Throws:

java.io.IOException

writeStarBean

protected void writeStarBean(StarGroup.StarBean sb,
                             java.io.DataOutputStream out,
                             boolean compat)
                      throws java.io.IOException

Write the star bean to the output stream

Parameters:

sb - The star bean

out - The output stream

compat - Use compatibility with DR1/DR2 model (with tycho ids)

Throws:

java.io.IOException

readData

public java.util.List<ParticleGroup.ParticleBean> readData(java.io.InputStream in)

readData

public java.util.List<ParticleGroup.ParticleBean> readData(java.io.InputStream in,
                                                           boolean compat)

readStarBean

protected StarGroup.StarBean readStarBean(java.io.DataInputStream in)
                                   throws java.io.IOException

Throws:

java.io.IOException

readStarBean

protected StarGroup.StarBean readStarBean(java.io.DataInputStream in,
                                          boolean compat)
                                   throws java.io.IOException

Read a star bean from input stream

Parameters:

in - Input stream

compat - Use compatibility with DR1/DR2 model (with tycho ids)

Returns:

The star bean

Throws:

java.io.IOException

loadDataMapped

public java.util.List<ParticleGroup.ParticleBean> loadDataMapped(java.lang.String file,
                                                                 double factor,
                                                                 boolean compat)

Description copied from interface: IStarGroupDataProvider

Loads the data applying a factor using a memory mapped file for improved speed.

Parameters:

file - The file to load

factor - Factor to apply to the positions

compat - Use compatibility mode (DR1/DR2)

Returns:

Array of particle beans

readStarBean

public StarGroup.StarBean readStarBean(java.nio.MappedByteBuffer mem,
                                       double factor,
                                       boolean compat)