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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Frameset//EN""http://www.w3.org/TR/REC-html40/frameset.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc on Wed Sep 04 10:31:50 CDT 2002 --><TITLE>: Interface ResultListener</TITLE><LINK REL ="stylesheet" TYPE="text/css" HREF="../../stylesheet.css" TITLE="Style"></HEAD><BODY BGCOLOR="white"><!-- ========== START OF NAVBAR ========== --><A NAME="navbar_top"><!-- --></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0"><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3"> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../weka/experiment/RemoteExperimentListener.html"><B>PREV CLASS</B></A> <A HREF="../../weka/experiment/ResultProducer.html"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../index.html" TARGET="_top"><B>FRAMES</B></A> <A HREF="ResultListener.html" TARGET="_top"><B>NO FRAMES</B></A></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: INNER | FIELD | CONSTR | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | CONSTR | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><!-- =========== END OF NAVBAR =========== --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">weka.experiment</FONT><BR>Interface ResultListener</H2><DL><DT><B>All Superinterfaces:</B> <DD>java.io.Serializable</DD></DL><DL><DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../weka/experiment/CSVResultListener.html">CSVResultListener</A>, <A HREF="../../weka/experiment/DatabaseResultListener.html">DatabaseResultListener</A>, <A HREF="../../weka/experiment/LearningRateResultProducer.html">LearningRateResultProducer</A>, <A HREF="../../weka/experiment/AveragingResultProducer.html">AveragingResultProducer</A></DD></DL><HR><DL><DT>public interface <B>ResultListener</B><DT>extends java.io.Serializable</DL><P>Interface for objects able to listen for results obtained by a ResultProducer<P><HR><P><!-- ======== INNER CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><!-- ======== CONSTRUCTOR SUMMARY ======== --><!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Method Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../weka/experiment/ResultListener.html#acceptResult(weka.experiment.ResultProducer, java.lang.Object[], java.lang.Object[])">acceptResult</A></B>(<A HREF="../../weka/experiment/ResultProducer.html">ResultProducer</A> rp, java.lang.Object[] key, java.lang.Object[] result)</CODE><BR> Accepts results from a ResultProducer.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.lang.String[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../weka/experiment/ResultListener.html#determineColumnConstraints(weka.experiment.ResultProducer)">determineColumnConstraints</A></B>(<A HREF="../../weka/experiment/ResultProducer.html">ResultProducer</A> rp)</CODE><BR> Determines if there are any constraints (imposed by the destination) on additional result columns to be produced by resultProducers.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../weka/experiment/ResultListener.html#isResultRequired(weka.experiment.ResultProducer, java.lang.Object[])">isResultRequired</A></B>(<A HREF="../../weka/experiment/ResultProducer.html">ResultProducer</A> rp, java.lang.Object[] key)</CODE><BR> Determines whether the results for a specified key must be generated.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../weka/experiment/ResultListener.html#postProcess(weka.experiment.ResultProducer)">postProcess</A></B>(<A HREF="../../weka/experiment/ResultProducer.html">ResultProducer</A> rp)</CODE><BR> Perform any postprocessing.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../weka/experiment/ResultListener.html#preProcess(weka.experiment.ResultProducer)">preProcess</A></B>(<A HREF="../../weka/experiment/ResultProducer.html">ResultProducer</A> rp)</CODE><BR> Prepare for the results to be received.</TD></TR></TABLE> <P><!-- ============ FIELD DETAIL =========== --><!-- ========= CONSTRUCTOR DETAIL ======== --><!-- ============ METHOD DETAIL ========== --><A NAME="method_detail"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=1><FONT SIZE="+2"><B>Method Detail</B></FONT></TD></TR></TABLE><A NAME="determineColumnConstraints(weka.experiment.ResultProducer)"><!-- --></A><H3>determineColumnConstraints</H3><PRE>public java.lang.String[] <B>determineColumnConstraints</B>(<A HREF="../../weka/experiment/ResultProducer.html">ResultProducer</A> 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.<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">ResultProducer</A> rp) throws java.lang.Exception</PRE><DL><DD>Prepare for the results to be received.<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">ResultProducer</A> 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.<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">ResultProducer</A> rp, java.lang.Object[] key, java.lang.Object[] result) throws java.lang.Exception</PRE><DL><DD>Accepts results from a ResultProducer.<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">ResultProducer</A> rp, java.lang.Object[] key) throws java.lang.Exception</PRE><DL><DD>Determines whether the results for a specified key must be generated.<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><!-- ========= END OF CLASS DATA ========= --><HR><!-- ========== START OF NAVBAR ========== --><A NAME="navbar_bottom"><!-- --></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0"><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_bottom_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3"> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../weka/experiment/RemoteExperimentListener.html"><B>PREV CLASS</B></A> <A HREF="../../weka/experiment/ResultProducer.html"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../index.html" TARGET="_top"><B>FRAMES</B></A> <A HREF="ResultListener.html" TARGET="_top"><B>NO FRAMES</B></A></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: INNER | FIELD | CONSTR | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | CONSTR | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><!-- =========== END OF NAVBAR =========== --><HR></BODY></HTML>⌨️ 快捷键说明
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