public class JELSelectorTable
extends uk.ac.starlink.table.WrapperStarTable
JELRowReader
Constructor | Description |
---|---|
JELSelectorTable(uk.ac.starlink.table.StarTable baseTable,
java.lang.String expr) |
Construct a table given a base table and a selection expression.
|
Modifier and Type | Method | Description |
---|---|---|
long |
getRowCount() |
|
uk.ac.starlink.table.RowSequence |
getRowSequence() |
|
boolean |
isRandom() |
public JELSelectorTable(uk.ac.starlink.table.StarTable baseTable, java.lang.String expr) throws gnu.jel.CompilationException
baseTable
- base tableexpr
- boolean algebraic expression describing inclusion testgnu.jel.CompilationException
public boolean isRandom()
isRandom
in class uk.ac.starlink.table.WrapperStarTable
public long getRowCount()
getRowCount
in class uk.ac.starlink.table.WrapperStarTable
public uk.ac.starlink.table.RowSequence getRowSequence() throws java.io.IOException
getRowSequence
in class uk.ac.starlink.table.WrapperStarTable
java.io.IOException
Copyright © 2018 Central Laboratory of the Research Councils. All Rights Reserved.