keytogroupmap.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>Constructor Detail</B></FONT></TD>
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<A NAME="KeyToGroupMap()"><!-- --></A><H3>
KeyToGroupMap</H3>
<PRE>
public <B>KeyToGroupMap</B>()</PRE>
<DL>
<DD>Creates a new map with a default group named 'Default Group'.
<P>
</DL>
<HR>

<A NAME="KeyToGroupMap(java.lang.Comparable)"><!-- --></A><H3>
KeyToGroupMap</H3>
<PRE>
public <B>KeyToGroupMap</B>(java.lang.Comparable&nbsp;defaultGroup)</PRE>
<DL>
<DD>Creates a new map with the specified default group.
<P>
<DT><B>Parameters:</B><DD><CODE>defaultGroup</CODE> - the default group (<code>null</code> not permitted).</DL>

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<B>Method Detail</B></FONT></TD>
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<A NAME="getGroups()"><!-- --></A><H3>
getGroups</H3>
<PRE>
public java.util.List <B>getGroups</B>()</PRE>
<DL>
<DD>Returns the groups (always including the default group) in the map.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>The groups.</DL>
</DD>
</DL>
<HR>

<A NAME="getGroupCount()"><!-- --></A><H3>
getGroupCount</H3>
<PRE>
public int <B>getGroupCount</B>()</PRE>
<DL>
<DD>Returns the number of groups in the map.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>The number of groups in the map.</DL>
</DD>
</DL>
<HR>

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

<A NAME="getGroup(java.lang.Comparable)"><!-- --></A><H3>
getGroup</H3>
<PRE>
public java.lang.Comparable <B>getGroup</B>(java.lang.Comparable&nbsp;key)</PRE>
<DL>
<DD>Returns the group that a key is mapped to.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>key</CODE> - the key.
<DT><B>Returns:</B><DD>The group (never <code>null</code>, returns the default group if there
         is no mapping for the specified key).</DL>
</DD>
</DL>
<HR>

<A NAME="mapKeyToGroup(java.lang.Comparable, java.lang.Comparable)"><!-- --></A><H3>
mapKeyToGroup</H3>
<PRE>
public void <B>mapKeyToGroup</B>(java.lang.Comparable&nbsp;key,
                          java.lang.Comparable&nbsp;group)</PRE>
<DL>
<DD>Maps a key to a group.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>key</CODE> - the key (<code>null</code> not permitted).<DD><CODE>group</CODE> - the group (<code>null</code> permitted, replaced by default group).</DL>
</DD>
</DL>
<HR>

<A NAME="equals(java.lang.Object)"><!-- --></A><H3>
equals</H3>
<PRE>
public boolean <B>equals</B>(java.lang.Object&nbsp;obj)</PRE>
<DL>
<DD>Tests the map for equality against an arbitrary object.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>obj</CODE> - the object to test against (<code>null</code> permitted).
<DT><B>Returns:</B><DD>A boolean.</DL>
</DD>
</DL>
<HR>

<A NAME="clone()"><!-- --></A><H3>
clone</H3>
<PRE>
public java.lang.Object <B>clone</B>()
                       throws java.lang.CloneNotSupportedException</PRE>
<DL>
<DD>Returns a clone of the map.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE>clone</CODE> in interface <CODE>org.jfree.util.PublicCloneable</CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>A clone.
<DT><B>Throws:</B>
<DD><CODE>java.lang.CloneNotSupportedException</CODE> - if there is a problem cloning the map.</DL>
</DD>
</DL>
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