medianvisitor.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc (build 1.4.2_13) on Tue Jun 05 11:36:24 GMT-05:00 2007 --><META http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><TITLE>MedianVisitor (Geotools 2.3.x 2.3.2 API)</TITLE><META NAME="keywords" CONTENT="org.geotools.feature.visitor.MedianVisitor class"><META NAME="keywords" CONTENT="visit()"><META NAME="keywords" CONTENT="getExpression()"><META NAME="keywords" CONTENT="getMedian()"><META NAME="keywords" CONTENT="reset()"><META NAME="keywords" CONTENT="getResult()"><META NAME="keywords" CONTENT="setValue()"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="MedianVisitor (Geotools 2.3.x 2.3.2 API)";}</SCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=3 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <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="class-use/MedianVisitor.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A> </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="../../../../org/geotools/feature/visitor/MaxVisitor.MaxResult.html" title="class in org.geotools.feature.visitor"><B>PREV CLASS</B></A> <A HREF="../../../../org/geotools/feature/visitor/MedianVisitor.MedianResult.html" title="class in org.geotools.feature.visitor"><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="MedianVisitor.html" target="_top"><B>NO FRAMES</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: <A HREF="#nested_class_summary">NESTED</A> | FIELD | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">org.geotools.feature.visitor</FONT><BR>Class MedianVisitor</H2><PRE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A> <IMG SRC="../../../../resources/inherit.gif" ALT="extended by"><B>MedianVisitor</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../../org/geotools/feature/visitor/FeatureCalc.html" title="interface in org.geotools.feature.visitor">FeatureCalc</A>, <A HREF="../../../../org/geotools/feature/visitor/FeatureVisitor.html" title="interface in org.geotools.feature.visitor">FeatureVisitor</A></DD></DL><HR><DL><DT>public class <B>MedianVisitor</B><DT>extends <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A><DT>implements <A HREF="../../../../org/geotools/feature/visitor/FeatureCalc.html" title="interface in org.geotools.feature.visitor">FeatureCalc</A></DL><P>Calculates the median of an attribute in all features of a collection<P><P><DL><DT><B>Since:</B></DT> <DD>2.2.M2</DD><DT><B>Author:</B></DT> <DD>Cory Horner, Refractions</DD><DT><B>Module:</B></DT><DD><CODE><B>module/main</B></CODE> (<A HREF="http://maven.geotools.fr/repository/org/geotools/gt2-main/"><CODE>gt2-main.jar</CODE></A>) (<A HREF="http://maven.geotools.fr/reports/main/index.html">Maven report</A>) (<A HREF="http://svn.geotools.org/geotools/tags/2.3.2/module/main/src/org/geotools/feature/visitor/MedianVisitor.java">SVN head</A>)</DD></DL><HR><P><!-- ======== NESTED CLASS SUMMARY ======== --><A NAME="nested_class_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Nested Class Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static class</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/geotools/feature/visitor/MedianVisitor.MedianResult.html" title="class in org.geotools.feature.visitor">MedianVisitor.MedianResult</A></B></CODE><BR> </TD></TR></TABLE> <!-- =========== FIELD SUMMARY =========== --><!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Constructor Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../org/geotools/feature/visitor/MedianVisitor.html#MedianVisitor(org.geotools.filter.Expression)">MedianVisitor</A></B>(<A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A> expr)</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../org/geotools/feature/visitor/MedianVisitor.html#MedianVisitor(int, org.geotools.feature.FeatureType)">MedianVisitor</A></B>(int attributeTypeIndex, <A HREF="../../../../org/geotools/feature/FeatureType.html" title="interface in org.geotools.feature">FeatureType</A> type)</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../org/geotools/feature/visitor/MedianVisitor.html#MedianVisitor(java.lang.String)">MedianVisitor</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> attributeTypeName)</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../org/geotools/feature/visitor/MedianVisitor.html#MedianVisitor(java.lang.String, org.geotools.feature.FeatureType)">MedianVisitor</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> attrName, <A HREF="../../../../org/geotools/feature/FeatureType.html" title="interface in org.geotools.feature">FeatureType</A> type)</CODE><BR> </TD></TR></TABLE> <!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><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> <A HREF="../../../../org/geotools/filter/Expression.html" title="interface in org.geotools.filter">Expression</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/geotools/feature/visitor/MedianVisitor.html#getExpression()">getExpression</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/geotools/feature/visitor/MedianVisitor.html#getMedian()">getMedian</A></B>()</CODE><BR> Return the median of all features in the collection</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../../org/geotools/feature/visitor/CalcResult.html" title="interface in org.geotools.feature.visitor">CalcResult</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/geotools/feature/visitor/MedianVisitor.html#getResult()">getResult</A></B>()</CODE><BR> Returns the result of the calculation as a handy object which can be merged and modified.</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="../../../../org/geotools/feature/visitor/MedianVisitor.html#reset()">reset</A></B>()</CODE><BR> Reset the stored information about the median.</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="../../../../org/geotools/feature/visitor/MedianVisitor.html#setValue(java.lang.Comparable)">setValue</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Comparable.html" title="class or interface in java.lang">Comparable</A> median)</CODE><BR> </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="../../../../org/geotools/feature/visitor/MedianVisitor.html#setValue(java.util.List)">setValue</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/List.html" title="class or interface in java.util">List</A> list)</CODE><BR> </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="../../../../org/geotools/feature/visitor/MedianVisitor.html#visit(org.geotools.feature.Feature)">visit</A></B>(<A HREF="../../../../org/geotools/feature/Feature.html" title="interface in org.geotools.feature">Feature</A> feature)</CODE><BR> </TD>⌨️ 快捷键说明
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