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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 1.5.0_07) on Fri Aug 25 15:15:36 BST 2006 --><TITLE>KeyedValues (JFreeChart Class Library (version 1.0.2))</TITLE><META NAME="keywords" CONTENT="org.jfree.data.KeyedValues interface"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="KeyedValues (JFreeChart Class Library (version 1.0.2))";}</SCRIPT><NOSCRIPT></NOSCRIPT></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=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" 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VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: NESTED | 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><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">org.jfree.data</FONT><BR>Interface KeyedValues</H2><DL><DT><B>All Superinterfaces:</B> <DD><A HREF="../../../org/jfree/data/Values.html" title="interface in org.jfree.data">Values</A></DD></DL><DL><DT><B>All Known Subinterfaces:</B> <DD><A HREF="../../../org/jfree/data/general/KeyedValuesDataset.html" title="interface in org.jfree.data.general">KeyedValuesDataset</A>, <A HREF="../../../org/jfree/data/general/PieDataset.html" title="interface in org.jfree.data.general">PieDataset</A></DD></DL><DL><DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../../org/jfree/data/category/CategoryToPieDataset.html" title="class in org.jfree.data.category">CategoryToPieDataset</A>, <A HREF="../../../org/jfree/data/DefaultKeyedValues.html" title="class in org.jfree.data">DefaultKeyedValues</A>, <A HREF="../../../org/jfree/data/general/DefaultKeyedValuesDataset.html" title="class in org.jfree.data.general">DefaultKeyedValuesDataset</A>, <A HREF="../../../org/jfree/data/general/DefaultPieDataset.html" title="class in org.jfree.data.general">DefaultPieDataset</A>, <A HREF="../../../org/jfree/data/jdbc/JDBCPieDataset.html" title="class in org.jfree.data.jdbc">JDBCPieDataset</A></DD></DL><HR><DL><DT><PRE>public interface <A HREF="../../../src-html/org/jfree/data/KeyedValues.html#line.58"><B>KeyedValues</B></A><DT>extends <A HREF="../../../org/jfree/data/Values.html" title="interface in org.jfree.data">Values</A></DL></PRE><P>An ordered list of (key, value) items where the keys are unique and non-<code>null</code>.<P><P><DL><DT><B>See Also:</B><DD><A HREF="../../../org/jfree/data/Values.html" title="interface in org.jfree.data"><CODE>Values</CODE></A>, <A HREF="../../../org/jfree/data/DefaultKeyedValues.html" title="class in org.jfree.data"><CODE>DefaultKeyedValues</CODE></A></DL><HR><P><!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Method Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../org/jfree/data/KeyedValues.html#getIndex(java.lang.Comparable)">getIndex</A></B>(java.lang.Comparable key)</CODE><BR> Returns the index for a given key.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.lang.Comparable</CODE></FONT></TD><TD><CODE><B><A HREF="../../../org/jfree/data/KeyedValues.html#getKey(int)">getKey</A></B>(int index)</CODE><BR> Returns the key associated with an item (value).</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.util.List</CODE></FONT></TD><TD><CODE><B><A HREF="../../../org/jfree/data/KeyedValues.html#getKeys()">getKeys</A></B>()</CODE><BR> Returns the keys for the values in the collection.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.lang.Number</CODE></FONT></TD><TD><CODE><B><A HREF="../../../org/jfree/data/KeyedValues.html#getValue(java.lang.Comparable)">getValue</A></B>(java.lang.Comparable key)</CODE><BR> Returns the value for a given key.</TD></TR></TABLE> <A NAME="methods_inherited_from_class_org.jfree.data.Values"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Methods inherited from interface org.jfree.data.<A HREF="../../../org/jfree/data/Values.html" title="interface in org.jfree.data">Values</A></B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../org/jfree/data/Values.html#getItemCount()">getItemCount</A>, <A HREF="../../../org/jfree/data/Values.html#getValue(int)">getValue</A></CODE></TD></TR></TABLE> <P><!-- ============ METHOD DETAIL ========== --><A NAME="method_detail"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"><B>Method Detail</B></FONT></TH></TR></TABLE><A NAME="getKey(int)"><!-- --></A><H3>getKey</H3><PRE>java.lang.Comparable <A HREF="../../../src-html/org/jfree/data/KeyedValues.html#line.71"><B>getKey</B></A>(int index)</PRE><DL><DD>Returns the key associated with an item (value).<P><DD><DL></DL></DD><DD><DL><DT><B>Parameters:</B><DD><CODE>index</CODE> - the item index (in the range <code>0</code> to <code>getItemCount() - 1</code>).<DT><B>Returns:</B><DD>The key (never <code>null</code>).<DT><B>Throws:</B><DD><CODE>java.lang.IndexOutOfBoundsException</CODE> - if <code>index</code> is not in the specified range.</DL></DD></DL><HR><A NAME="getIndex(java.lang.Comparable)"><!-- --></A><H3>getIndex</H3><PRE>int <A HREF="../../../src-html/org/jfree/data/KeyedValues.html#line.83"><B>getIndex</B></A>(java.lang.Comparable key)</PRE><DL><DD>Returns the index for a given key.<P><DD><DL></DL></DD><DD><DL><DT><B>Parameters:</B><DD><CODE>key</CODE> - the key (<code>null</code> not permitted).<DT><B>Returns:</B><DD>The index, or <code>-1</code> if the key is unrecognised.<DT><B>Throws:</B><DD><CODE>java.lang.IllegalArgumentException</CODE> - if <code>key</code> is <code>null</code>.</DL></DD></DL><HR><A NAME="getKeys()"><!-- --></A><H3>getKeys</H3><PRE>java.util.List <A HREF="../../../src-html/org/jfree/data/KeyedValues.html#line.93"><B>getKeys</B></A>()</PRE><DL><DD>Returns the keys for the values in the collection. Note that you can access the values in this collection by key or by index. For this reason, the key order is important - this method should return the keys in order. The returned list may be unmodifiable.<P><DD><DL></DL></DD><DD><DL><DT><B>Returns:</B><DD>The keys (never <code>null</code>).</DL></DD></DL><HR><A NAME="getValue(java.lang.Comparable)"><!-- --></A><H3>getValue</H3><PRE>java.lang.Number <A HREF="../../../src-html/org/jfree/data/KeyedValues.html#line.104"><B>getValue</B></A>(java.lang.Comparable key)</PRE><DL><DD>Returns the value for a given key.<P><DD><DL></DL></DD><DD><DL><DT><B>Parameters:</B><DD><CODE>key</CODE> - the key.<DT><B>Returns:</B><DD>The value (possibly <code>null</code>).<DT><B>Throws:</B><DD><CODE><A HREF="../../../org/jfree/data/UnknownKeyException.html" title="class in org.jfree.data">UnknownKeyException</A></CODE> - if the key is not recognised.</DL></DD></DL><!-- ========= END OF CLASS DATA ========= --><HR><!-- ======= START OF BOTTOM NAVBAR ====== --><A NAME="navbar_bottom"><!-- --></A><A HREF="#skip-navbar_bottom" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_bottom_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/KeyedValues.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-files/index-1.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/jfree/data/KeyedValueComparatorType.html" title="class in org.jfree.data"><B>PREV CLASS</B></A> <A HREF="../../../org/jfree/data/KeyedValues2D.html" title="interface in org.jfree.data"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../index.html?org/jfree/data/KeyedValues.html" target="_top"><B>FRAMES</B></A> <A HREF="KeyedValues.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: NESTED | 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><A NAME="skip-navbar_bottom"></A><!-- ======== END OF BOTTOM NAVBAR ======= --><HR></BODY></HTML>⌨️ 快捷键说明
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