astro.fits

Class ImageBlock

java.lang.Object

astro.fits.ImageBlock

All Implemented Interfaces:

Serializable, Comparable<ImageBlock>

public class ImageBlock
extends Object
implements Comparable<ImageBlock>, Serializable

This class represents a block of identical type taken consecuetively during a single night on the same telescope.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
private Number	derotator The derotator offset, if blocking criterium (flats).
private String	filter The color filter, if blocking criterium (flat, science).
private Date	first The first date as found in the first image in the block.
private String	id The unique id of the block, equal to fitst unique of fits.
private Date	last The last date as found in the first image in the block.
private SortedMap<String,ImageInfo>	objid The sorted list of object ids.
private static long	serialVersionUID As of 22.10.2013.
private String	telescope The telescope name.
private ObserveSql.Types	type The type of block.
private int	version The instrument version of the block.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ImageBlock(ObserveSql.Types typ, int v, String tel, SortedMap<String,ImageInfo> obj, Date from, Date to) Constructs a new image block.
protected	ImageBlock(ObserveSql.Types typ, int v, String tel, SortedMap<String,ImageInfo> obj, Date from, Date to, String filt) Constructs a new image block.
protected	ImageBlock(ObserveSql.Types typ, int v, String tel, SortedMap<String,ImageInfo> obj, Date from, Date to, String filt, Number derot) Constructs a new image block.

Method Summary

Modifier and Type	Method and Description
int	compareTo(ImageBlock that) Order is to first image in list.
boolean	equals(Object th) Two image blocks are equal if they are drawn from the same telescope, have the same image type, are identical in begin and end and have the same number of ids.
Number	getDerotator() Returns the derotator, if a blocking criterium, otherwise null.
long	getDuration() Returns the duration of this block in ms.
Date	getEnd() Returns the end time of the block, excluding exposure time of last frame.
String	getFilter() Returns the filter, if a blocking criterium, otherwise null.
ImageInfo	getInfo(String id) Returns the image info to the stated unique.
Date	getStart() Returns the beginning time of the block.
String	getTelescope() Returns the telescope.
ObserveSql.Types	getType() Returns the type
String	getUnique() Returns the unique id of this block.
List<String>	getUniqueList() Returns all object-ids in this block in natural order.
int	getVersion()
int	hashCode() The hash code is the hash code of the first date.
int	size() Number of image infos in this block.

Methods inherited from class java.lang.Object

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

Field Detail

serialVersionUID

private static final long serialVersionUID

As of 22.10.2013.

See Also:

Constant Field Values

id

private String id

The unique id of the block, equal to fitst unique of fits.

version

private final int version

The instrument version of the block.

type

private final ObserveSql.Types type

The type of block.

telescope

private final String telescope

The telescope name.

objid

private transient SortedMap<String,ImageInfo> objid

The sorted list of object ids.

first

private final Date first

The first date as found in the first image in the block.

last

private final Date last

The last date as found in the first image in the block.

filter

private String filter

The color filter, if blocking criterium (flat, science).

derotator

private final Number derotator

The derotator offset, if blocking criterium (flats).

Constructor Detail

ImageBlock

protected ImageBlock(ObserveSql.Types typ,
                     int v,
                     String tel,
                     SortedMap<String,ImageInfo> obj,
                     Date from,
                     Date to)

Constructs a new image block.

ImageBlock

protected ImageBlock(ObserveSql.Types typ,
                     int v,
                     String tel,
                     SortedMap<String,ImageInfo> obj,
                     Date from,
                     Date to,
                     String filt)

Constructs a new image block.

ImageBlock

protected ImageBlock(ObserveSql.Types typ,
                     int v,
                     String tel,
                     SortedMap<String,ImageInfo> obj,
                     Date from,
                     Date to,
                     String filt,
                     Number derot)

Constructs a new image block.

Method Detail

getUnique

public String getUnique()

Returns the unique id of this block.

getType

public ObserveSql.Types getType()

Returns the type

getVersion

public int getVersion()

Returns:

the version of the instrument.

getTelescope

public String getTelescope()

Returns the telescope.

getUniqueList

public List<String> getUniqueList()

Returns all object-ids in this block in natural order.

size

public int size()

Number of image infos in this block.

getInfo

public ImageInfo getInfo(String id)

Returns the image info to the stated unique.

getStart

public Date getStart()

Returns the beginning time of the block.

getEnd

public Date getEnd()

Returns the end time of the block, excluding exposure time of last frame.

getDuration

public long getDuration()

Returns the duration of this block in ms.

getFilter

public String getFilter()

Returns the filter, if a blocking criterium, otherwise null.

getDerotator

public Number getDerotator()

Returns the derotator, if a blocking criterium, otherwise null.

hashCode

public int hashCode()

The hash code is the hash code of the first date.

Overrides:

hashCode in class Object

equals

public boolean equals(Object th)

Two image blocks are equal if they are drawn from the same telescope, have the same image type, are identical in begin and end and have the same number of ids.

Overrides:

equals in class Object

compareTo

public int compareTo(ImageBlock that)

Order is to first image in list.

Specified by:

compareTo in interface Comparable<ImageBlock>