keyedvalues2d.html

JFreeChart 9.20的文档 需要用JAVA在网页上做统计图的东东

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<B>Method Detail</B></FONT></TD>
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<A NAME="getRowKey(int)"><!-- --></A><H3>
getRowKey</H3>
<PRE>
public java.lang.Comparable <B>getRowKey</B>(int&nbsp;row)</PRE>
<DL>
<DD>Returns a row key.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>row</CODE> - the row index (zero-based).
<DT><B>Returns:</B><DD>the row key.</DL>
</DD>
</DL>
<HR>

<A NAME="getRowIndex(java.lang.Comparable)"><!-- --></A><H3>
getRowIndex</H3>
<PRE>
public int <B>getRowIndex</B>(java.lang.Comparable&nbsp;key)</PRE>
<DL>
<DD>Returns the row index for a given key.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>key</CODE> - the row key.
<DT><B>Returns:</B><DD>the row index.</DL>
</DD>
</DL>
<HR>

<A NAME="getRowKeys()"><!-- --></A><H3>
getRowKeys</H3>
<PRE>
public java.util.List <B>getRowKeys</B>()</PRE>
<DL>
<DD>Returns the row keys.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the keys.</DL>
</DD>
</DL>
<HR>

<A NAME="getColumnKey(int)"><!-- --></A><H3>
getColumnKey</H3>
<PRE>
public java.lang.Comparable <B>getColumnKey</B>(int&nbsp;column)</PRE>
<DL>
<DD>Returns a column key.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>column</CODE> - the column index (zero-based).
<DT><B>Returns:</B><DD>the column key.</DL>
</DD>
</DL>
<HR>

<A NAME="getColumnIndex(java.lang.Comparable)"><!-- --></A><H3>
getColumnIndex</H3>
<PRE>
public int <B>getColumnIndex</B>(java.lang.Comparable&nbsp;key)</PRE>
<DL>
<DD>Returns the column index for a given key.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>key</CODE> - the column key.
<DT><B>Returns:</B><DD>the column index.</DL>
</DD>
</DL>
<HR>

<A NAME="getColumnKeys()"><!-- --></A><H3>
getColumnKeys</H3>
<PRE>
public java.util.List <B>getColumnKeys</B>()</PRE>
<DL>
<DD>Returns the column keys.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the keys.</DL>
</DD>
</DL>
<HR>

<A NAME="getValue(java.lang.Comparable, java.lang.Comparable)"><!-- --></A><H3>
getValue</H3>
<PRE>
public java.lang.Number <B>getValue</B>(java.lang.Comparable&nbsp;rowKey,
                                 java.lang.Comparable&nbsp;columnKey)</PRE>
<DL>
<DD>Returns the value for a pair of keys.
 <P>
 This method should return null if either of the keys is not found.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>rowKey</CODE> - the row key.<DD><CODE>columnKey</CODE> - the column key.
<DT><B>Returns:</B><DD>the value.</DL>
</DD>
</DL>
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