uk.ac.starlink.ttools
Class DummyJELRowReader

java.lang.Object
  |
  +--gnu.jel.DVMap
        |
        +--uk.ac.starlink.ttools.JELRowReader
              |
              +--uk.ac.starlink.ttools.DummyJELRowReader
All Implemented Interfaces:
gnu.jel.DVResolver

public class DummyJELRowReader
extends JELRowReader

JELRowReader which can't actually read any rows. It's only good for identifying columns, checking JEL expressions, etc.

Since:
3 Mar 2005

Field Summary
 
Fields inherited from class uk.ac.starlink.ttools.JELRowReader
COLUMN_ID_CHAR, NULL_QUERY_PREFIX
 
Method Summary
protected  Object getCell(int icol)
          Throws UnsupportedOperationException.
 long getCurrentRow()
          Returns the index of the row on which evaluations are currently taking place.
 
Methods inherited from class uk.ac.starlink.ttools.JELRowReader
evaluate, getBooleanArrayProperty, getBooleanProperty, getBooleanProperty, getByteArrayProperty, getByteProperty, getByteProperty, getCharArrayProperty, getCharProperty, getDateArrayProperty, getDateProperty, getDoubleArrayProperty, getDoubleProperty, getFloatArrayProperty, getFloatProperty, getIntArrayProperty, getIntProperty, getLongArrayProperty, getLongProperty, getLongProperty, getObjectArrayProperty, getObjectProperty, getObjectProperty, getShortArrayProperty, getShortProperty, getStringArrayProperty, getStringProperty, getTypeName, translate
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Method Detail

getCell

protected Object getCell(int icol)
Throws UnsupportedOperationException.

Specified by:
getCell in class JELRowReader
Parameters:
icol - column index
Returns:
contents of column icol at the current row

getCurrentRow

public long getCurrentRow()
Description copied from class: JELRowReader
Returns the index of the row on which evaluations are currently taking place.

Specified by:
getCurrentRow in class JELRowReader
Returns:
row index (first row is 0)

Copyright © 2004 CLRC: Central Laboratory of the Research Councils. All rights reserved.