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: Class ChartServlet
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SUMMARY: INNER | <A HREF="#field_summary">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD>
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com.objectplanet.chart</FONT>
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Class ChartServlet</H2>
<PRE>
java.lang.Object
|
+--javax.servlet.GenericServlet
|
+--<B>com.objectplanet.chart.ChartServlet</B>
</PRE>
<DL>
<DT><B>All Implemented Interfaces:</B> <DD>java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig</DD>
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<DL>
<DT>public class <B>ChartServlet</B><DT>extends javax.servlet.GenericServlet</DL>
<P>
<font face="verdana, arial, helvetica, sans-serif" size=-1> This servlet generates a chart as a PNG image.
<P>
<DL>
<DT><B>Author: </B><DD>Bjorn J. Kvande. </font></DD>
<DT><B>See Also: </B><DD><A HREF="../../../serialized-form.html#com.objectplanet.chart.ChartServlet">Serialized Form</A></DL>
<HR>
<P>
<!-- ======== INNER CLASS SUMMARY ======== -->
<!-- =========== FIELD SUMMARY =========== -->
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<B>Field Summary</B></FONT></TD>
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<CODE>protected java.lang.String</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/objectplanet/chart/ChartServlet.html#encoding">encoding</A></B></CODE>
<BR>
The encoding used to read data from an URL.</TD>
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<CODE>protected java.lang.String</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/objectplanet/chart/ChartServlet.html#format">format</A></B></CODE>
<BR>
The image format to use.</TD>
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<CODE>protected com.objectplanet.image.PngEncoder</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/objectplanet/chart/ChartServlet.html#pngEncoder">pngEncoder</A></B></CODE>
<BR>
The png encoder used to encode the charts as png images.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected java.util.Hashtable</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/objectplanet/chart/ChartServlet.html#urlList">urlList</A></B></CODE>
<BR>
The list of url parameters read.</TD>
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<CODE>protected java.util.Hashtable</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/objectplanet/chart/ChartServlet.html#urlTargetList">urlTargetList</A></B></CODE>
<BR>
The list of url target parameters read.</TD>
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<B>Constructor Summary</B></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/objectplanet/chart/ChartServlet.html#ChartServlet()">ChartServlet</A></B>()</CODE>
<BR>
</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/objectplanet/chart/ChartServlet.html#encodeChartImage(java.awt.Image, int, int, java.io.OutputStream, javax.servlet.ServletResponse)">encodeChartImage</A></B>(java.awt.Image image, int width, int height, java.io.OutputStream out, javax.servlet.ServletResponse res)</CODE>
<BR>
Encodes the specified java image to a jpeg/png bytestream. </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="../../../com/objectplanet/chart/ChartServlet.html#generateImagemap(java.lang.String, javax.servlet.ServletRequest, javax.servlet.ServletResponse)">generateImagemap</A></B>(java.lang.String type, javax.servlet.ServletRequest req, javax.servlet.ServletResponse res)</CODE>
<BR>
Generates and prints out an imagemap to implement drilldown functionality for the chart.</TD>
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<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="../../../com/objectplanet/chart/ChartServlet.html#init(javax.servlet.ServletConfig)">init</A></B>(javax.servlet.ServletConfig config)</CODE>
<BR>
This method is called when the servlet is placed into service. </TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/objectplanet/chart/ChartServlet.html#paintError(java.awt.Graphics, java.lang.String)">paintError</A></B>(java.awt.Graphics g, java.lang.String label)</CODE>
<BR>
Paints a multiline label broken with \n.</TD>
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<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="../../../com/objectplanet/chart/ChartServlet.html#service(javax.servlet.ServletRequest, javax.servlet.ServletResponse)">service</A></B>(javax.servlet.ServletRequest req, javax.servlet.ServletResponse res)</CODE>
<BR>
The service.</TD>
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<TD><B>Methods inherited from class javax.servlet.GenericServlet</B></TD>
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