JasperReports + JFreeChart

<?xml version="1.0" encoding="ISO-8859-1"  ?>
<!-- Created with iReport - A designer for JasperReports -->
<!DOCTYPE jasperReport PUBLIC "//JasperReports//DTD Report Design//EN" "http://jasperreports.sourceforge.net/dtds/jasperreport.dtd">
<jasperReport
		 name="relatorio_jm"
		 columnCount="1"
		 printOrder="Vertical"
		 orientation="Portrait"
		 pageWidth="595"
		 pageHeight="842"
		 columnWidth="535"
		 columnSpacing="0"
		 leftMargin="30"
		 rightMargin="30"
		 topMargin="20"
		 bottomMargin="20"
		 whenNoDataType="NoPages"
		 isTitleNewPage="false"
		 isSummaryNewPage="false">
	<property name="ireport.scriptlethandling" value="2" />
	<import value="java.util.*" />
	<import value="net.sf.jasperreports.engine.*" />
	<import value="net.sf.jasperreports.engine.data.*" />
	<parameter name="graf1" isForPrompting="false" class="java.awt.Image"/>
		<background>
			<band height="0"  isSplitAllowed="true" >
			</band>
		</background>
		<title>
			<band height="0"  isSplitAllowed="true" >
			</band>
		</title>
		<pageHeader>
			<band height="0"  isSplitAllowed="true" >
			</band>
		</pageHeader>
		<columnHeader>
			<band height="0"  isSplitAllowed="true" >
			</band>
		</columnHeader>
		<detail>
			<band height="337"  isSplitAllowed="true" >
				<image  scaleImage="FillFrame" vAlign="Top" hAlign="Left" isUsingCache="false" evaluationTime="Now" hyperlinkType="None"  hyperlinkTarget="Self" >
					<reportElement
						mode="Opaque"
						x="52"
						y="51"
						width="421"
						height="281"
						forecolor="#000000"
						backcolor="#FFFFFF"
						key="image-1"
						stretchType="NoStretch"
						positionType="FixRelativeToTop"
						isPrintRepeatedValues="true"
						isRemoveLineWhenBlank="false"
						isPrintInFirstWholeBand="false"
						isPrintWhenDetailOverflows="false"/>
					<box topBorder="None" topBorderColor="#000000" leftBorder="None" leftBorderColor="#000000" rightBorder="None" rightBorderColor="#FFFFFF" bottomBorder="None" bottomBorderColor="#000000"/>
					<graphicElement stretchType="NoStretch" pen="None" fill="Solid" />
					<imageExpression class="java.awt.Image">[CDATA[$P{graf1}]]</imageExpression>				</image>
				<staticText>
					<reportElement
						mode="Opaque"
						x="4"
						y="5"
						width="526"
						height="32"
						forecolor="#000000"
						backcolor="#FFFFFF"
						key="staticText-1"
						stretchType="NoStretch"
						positionType="FixRelativeToTop"
						isPrintRepeatedValues="true"
						isRemoveLineWhenBlank="false"
						isPrintInFirstWholeBand="false"
						isPrintWhenDetailOverflows="false"/>
					<box topBorder="None" topBorderColor="#000000" leftBorder="None" leftBorderColor="#000000" rightBorder="None" rightBorderColor="#FFFFFF" bottomBorder="None" bottomBorderColor="#000000"/>
					<textElement textAlignment="Center" verticalAlignment="Top" rotation="None" lineSpacing="Single">
						<font fontName="Arial" pdfFontName="Helvetica" size="18" isBold="true" isItalic="false" isUnderline="false" isPdfEmbedded ="false" pdfEncoding ="Cp1252" isStrikeThrough="false" />
					</textElement>
				<text>[CDATA[Relatorio de Teste]]</text>
				</staticText>
			</band>
		</detail>
		<columnFooter>
			<band height="0"  isSplitAllowed="true" >
			</band>
		</columnFooter>
		<pageFooter>
			<band height="0"  isSplitAllowed="true" >
			</band>
		</pageFooter>
		<summary>
			<band height="0"  isSplitAllowed="true" >
			</band>
		</summary>
</jasperReport>

package teste;
import java.awt.image.BufferedImage;
import java.io.InputStream;
import java.sql.*;
import java.util.*;
import net.sf.jasperreports.engine.*;
import net.sf.jasperreports.engine.design.JasperDesign;
import org.jfree.chart.*;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.data.xy.*;

public class RelatorioComGrafico {
    
    public static void main(String[] args) {
        Connection conn = null;
        InputStream is = null;
        try {
            Map parameters = new HashMap();
            parameters.put("graf1", criarGrafico());
            conn = conectar();

            is = RelatorioComGrafico.class.getClass().getResourceAsStream("/relatorio.jrxml");

            JasperDesign jasperDesign = JasperManager.loadXmlDesign(is);
            JasperReport jasperReport = JasperManager.compileReport(jasperDesign);
            JasperPrint jasperPrint = JasperManager.fillReport(jasperReport, parameters, conn);
            JasperManager.printReportToPdfFile(jasperPrint, "c:\\relatorio.pdf");
        } catch(Exception e) {
            e.printStackTrace();
        } finally {
            try { is.close(); } catch( Exception e ) {}
            try { conn.close(); } catch( Exception e ) {}
        }
    }
    
    private static BufferedImage criarGrafico() {
      //gera o BufferedImage  do grafico corretamente
      // e o retorna
   }
}

set CP=.;../lib/commons-beanutils.jar;../lib/commons-collections.jar;../lib/commons-digester.jar;../lib/commons-logging.jar;../lib/commons-logging-api.jar;../lib/itext-1.02b.jar;../lib/jasperreports-0.6.4.jar;../lib/jcommon-1.0.0-pre2.jar;../lib/jfreechart-1.0.0-pre2.jar;../lib/mysql.jar

java -cp %CP% teste.RelatorioComGrafico