org.knime.base.data.filter.column
Class FilterColumnRowIterator

java.lang.Object
  extended by org.knime.core.data.RowIterator
      extended by org.knime.base.data.filter.column.FilterColumnRowIterator
All Implemented Interfaces:
Iterator<DataRow>

final class FilterColumnRowIterator
extends RowIterator

Filter column row iterator needed to wrap the filter column's original row iterator.

Author:
Thomas Gabriel, University of Konstanz
See Also:
FilterColumnTable

Constructor Summary
FilterColumnRowIterator(RowIterator it, int[] columns)
          Creates a new filter iterator using the original row iterator and an array of column indices.
 
Method Summary
 boolean hasNext()
          Returns true if there are more rows and false otherwise.
 DataRow next()
          Returns the next DataRow.
 
Methods inherited from class org.knime.core.data.RowIterator
remove
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

FilterColumnRowIterator

FilterColumnRowIterator(RowIterator it,
                        int[] columns)
Creates a new filter iterator using the original row iterator and an array of column indices.

Parameters:
it - the original row iterator
columns - an array of column indices
Method Detail

hasNext

public boolean hasNext()
Returns true if there are more rows and false otherwise.

Specified by:
hasNext in interface Iterator<DataRow>
Specified by:
hasNext in class RowIterator
Returns:
true if the iterator has more elements, otherwise false
See Also:
RowIterator.next()

next

public DataRow next()
Returns the next DataRow.

Specified by:
next in interface Iterator<DataRow>
Specified by:
next in class RowIterator
Returns:
the next row in the DataTable


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University of Konstanz, Germany.
Chair for Bioinformatics and Information Mining, Prof. Dr. Michael R. Berthold.
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