org.knime.base.data.filter.row
Class FilterRowIterator

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

 class FilterRowIterator
extends RowIterator

This class wraps the RowIterator which includes only DataRows which satify the FilterRowGenerator criteria.

Author:
Thomas Gabriel, University of Konstanz

Constructor Summary
FilterRowIterator(RowIterator it, FilterRowGenerator gen)
          Creates a new filter row iterator wrapping a row iterator and using the filter row generator for checking each row.
 
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

FilterRowIterator

FilterRowIterator(RowIterator it,
                  FilterRowGenerator gen)
Creates a new filter row iterator wrapping a row iterator and using the filter row generator for checking each row.

Parameters:
it - the row iterator to retrieve each row
gen - the filter row generator
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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