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
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 |
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)