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<A NAME="determineColumnConstraints(weka.experiment.ResultProducer)"><!-- --></A><H3>
determineColumnConstraints</H3>
<PRE>
public java.lang.String[] <B>determineColumnConstraints</B>(<A HREF="../../weka/experiment/ResultProducer.html" title="interface in weka.experiment">ResultProducer</A>&nbsp;rp)
                                              throws java.lang.Exception</PRE>
<DL>
<DD>Determines if there are any constraints (imposed by the
 destination) on additional result columns to be produced by
 resultProducers. Null should be returned if there are NO
 constraints, otherwise a list of column names should be
 returned as an array of Strings.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>rp</CODE> - the ResultProducer to which the constraints will apply
<DT><B>Returns:</B><DD>an array of column names to which resutltProducer's
 additional results will be restricted.
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if an error occurs</DL>
</DD>
</DL>
<HR>

<A NAME="preProcess(weka.experiment.ResultProducer)"><!-- --></A><H3>
preProcess</H3>
<PRE>
public void <B>preProcess</B>(<A HREF="../../weka/experiment/ResultProducer.html" title="interface in weka.experiment">ResultProducer</A>&nbsp;rp)
                throws java.lang.Exception</PRE>
<DL>
<DD>Prepare for the results to be received.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>rp</CODE> - the ResultProducer that will generate the results
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if an error occurs during preprocessing.</DL>
</DD>
</DL>
<HR>

<A NAME="postProcess(weka.experiment.ResultProducer)"><!-- --></A><H3>
postProcess</H3>
<PRE>
public void <B>postProcess</B>(<A HREF="../../weka/experiment/ResultProducer.html" title="interface in weka.experiment">ResultProducer</A>&nbsp;rp)
                 throws java.lang.Exception</PRE>
<DL>
<DD>Perform any postprocessing. When this method is called, it indicates
 that no more results will be sent that need to be grouped together
 in any way.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>rp</CODE> - the ResultProducer that generated the results
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if an error occurs</DL>
</DD>
</DL>
<HR>

<A NAME="acceptResult(weka.experiment.ResultProducer, java.lang.Object[], java.lang.Object[])"><!-- --></A><H3>
acceptResult</H3>
<PRE>
public void <B>acceptResult</B>(<A HREF="../../weka/experiment/ResultProducer.html" title="interface in weka.experiment">ResultProducer</A>&nbsp;rp,
                         java.lang.Object[]&nbsp;key,
                         java.lang.Object[]&nbsp;result)
                  throws java.lang.Exception</PRE>
<DL>
<DD>Accepts results from a ResultProducer.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>rp</CODE> - the ResultProducer that generated the results<DD><CODE>key</CODE> - an array of Objects (Strings or Doubles) that uniquely
 identify a result for a given ResultProducer with given compatibilityState<DD><CODE>result</CODE> - the results stored in an array. The objects stored in
 the array may be Strings, Doubles, or null (for the missing value).
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if the result could not be accepted.</DL>
</DD>
</DL>
<HR>

<A NAME="isResultRequired(weka.experiment.ResultProducer, java.lang.Object[])"><!-- --></A><H3>
isResultRequired</H3>
<PRE>
public boolean <B>isResultRequired</B>(<A HREF="../../weka/experiment/ResultProducer.html" title="interface in weka.experiment">ResultProducer</A>&nbsp;rp,
                                java.lang.Object[]&nbsp;key)
                         throws java.lang.Exception</PRE>
<DL>
<DD>Determines whether the results for a specified key must be
 generated.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>rp</CODE> - the ResultProducer wanting to generate the results<DD><CODE>key</CODE> - an array of Objects (Strings or Doubles) that uniquely
 identify a result for a given ResultProducer with given compatibilityState
<DT><B>Returns:</B><DD>true if the result should be generated
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if it could not be determined if the result 
 is needed.</DL>
</DD>
</DL>
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