Package uk.ac.starlink.fits
Class ColFitsTableBuilder
java.lang.Object
uk.ac.starlink.table.formats.DocumentedTableBuilder
uk.ac.starlink.fits.ColFitsTableBuilder
- All Implemented Interfaces:
uk.ac.starlink.table.Documented
,uk.ac.starlink.table.formats.DocumentedIOHandler
,uk.ac.starlink.table.TableBuilder
public class ColFitsTableBuilder
extends uk.ac.starlink.table.formats.DocumentedTableBuilder
Implementation of the
TableBuilder
interface which reads
tables stored in column-oriented FITS binary table format.
The table data is stored in a BINTABLE extension which has a single row;
each cell in this row contains the data for an entire column of the
represented table.
This rather specialised format may provide good performance for certain operations on very large, especially very wide, tables. Although it is FITS and can therefore be used in principle for data interchange, in practice most non-STIL processors are unlikely to be able to do much useful with it.
- Since:
- 26 Jun 2006
- Author:
- Mark Taylor
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionboolean
canImport
(DataFlavor flavor) boolean
boolean
uk.ac.starlink.table.StarTable
makeStarTable
(uk.ac.starlink.util.DataSource datsrc, boolean wantRandom, uk.ac.starlink.table.StoragePolicy storagePolicy) void
streamStarTable
(InputStream in, uk.ac.starlink.table.TableSink sink, String pos) Methods inherited from class uk.ac.starlink.table.formats.DocumentedTableBuilder
getExtensions, looksLikeFile
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
Methods inherited from interface uk.ac.starlink.table.formats.DocumentedIOHandler
readText
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Constructor Details
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ColFitsTableBuilder
public ColFitsTableBuilder()Default constructor. -
ColFitsTableBuilder
Constructor.- Parameters:
wide
- convention for representing extended columns; use null to avoid use of extended columns
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Method Details
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getFormatName
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streamStarTable
public void streamStarTable(InputStream in, uk.ac.starlink.table.TableSink sink, String pos) throws uk.ac.starlink.table.TableFormatException - Throws:
uk.ac.starlink.table.TableFormatException
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canImport
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makeStarTable
public uk.ac.starlink.table.StarTable makeStarTable(uk.ac.starlink.util.DataSource datsrc, boolean wantRandom, uk.ac.starlink.table.StoragePolicy storagePolicy) throws IOException - Throws:
IOException
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canStream
public boolean canStream()- Specified by:
canStream
in classuk.ac.starlink.table.formats.DocumentedTableBuilder
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docIncludesExample
public boolean docIncludesExample() -
getXmlDescription
-