uk.ac.starlink.pds4

Class DelimitedPds4StarTable

java.lang.Object

uk.ac.starlink.table.AbstractStarTable

uk.ac.starlink.pds4.Pds4StarTable

uk.ac.starlink.pds4.DelimitedPds4StarTable

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, StarTable

public class DelimitedPds4StarTable
extends Pds4StarTable

Concrete Pds4StarTable sublclass for delimited tables.

Since:

24 Nov 2021

Field Summary

Fields inherited from class uk.ac.starlink.pds4.Pds4StarTable

DESCRIPTION_INFO

Constructor Summary

Constructors

Constructor and Description
DelimitedPds4StarTable(DelimitedTable table, java.net.URL contextUrl) Constructor.

Method Summary

Modifier and Type	Method and Description
int	getColumnCount() Returns the number of columns in this table.
ColumnInfo	getColumnInfo(int icol) Returns the object describing the data in a given column.
RowSequence	getRowSequence() Returns an object which can iterate over all the rows in the table sequentially.

Methods inherited from class uk.ac.starlink.pds4.Pds4StarTable

getRowCount

Methods inherited from class uk.ac.starlink.table.AbstractStarTable

checkedLongToInt, close, getCell, getColumnAuxDataInfos, getName, getParameters, getRow, getRowAccess, getRowSplittable, getURL, isRandom, setName, setParameters, setURL

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.StarTable

getParameterByName, setParameter

Constructor Detail

DelimitedPds4StarTable

public DelimitedPds4StarTable(DelimitedTable table,
                              java.net.URL contextUrl)
                       throws java.io.IOException

Constructor.

Parameters:

table - table object on which this table is based

contextUrl - parent URL for the PDS4 label

Throws:

java.io.IOException

Method Detail

getColumnCount

public int getColumnCount()

Description copied from interface: StarTable

Returns the number of columns in this table.

Specified by:

getColumnCount in interface StarTable

Specified by:

getColumnCount in class AbstractStarTable

Returns:

the number of columns

getColumnInfo

public ColumnInfo getColumnInfo(int icol)

Description copied from interface: StarTable

Returns the object describing the data in a given column.

Specified by:

getColumnInfo in interface StarTable

Specified by:

getColumnInfo in class AbstractStarTable

Parameters:

icol - the column for which header information is required

Returns:

a ValueInfo object for column icol

getRowSequence

public RowSequence getRowSequence()
                           throws java.io.IOException

Description copied from interface: StarTable

Returns an object which can iterate over all the rows in the table sequentially. Each such returned object is safe for use within a single thread, but not in general from multiple threads concurrently.

Specified by:

getRowSequence in interface StarTable

Specified by:

getRowSequence in class AbstractStarTable

Returns:

new RowSequence

Throws:

java.io.IOException - if there is an error providing access