天天成长的博客

<?xml version="1.0" encoding="UTF-8"?>
<jasperReport xmlns="http://jasperreports.sourceforge.net/jasperreports" 
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
xsi:schemaLocation="http://jasperreports.sourceforge.net/jasperreports 
http://jasperreports.sourceforge.net/xsd/jasperreport.xsd" 
name="JR1" >
	<detail>
	<band height="200">
	<staticText>
	<reportElement x="0" y="0" width="200" height="20" />
	<textElement>
	<font pdfFontName="STSong-Light" pdfEncoding="UniGB-UCS2-H"/>
	</textElement>				
	<text><![CDATA[www.ddgrow.com 天天成长的博客 教程]]></text>
	</staticText>			
	</band>
	</detail>
</jasperReport>

<textElement>
	<font pdfFontName="STSong-Light" pdfEncoding="UniGB-UCS2-H"/>
	</textElement>

package ddgrow.com.jasperreport.servlet;
 
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.util.HashMap;
import java.util.Map;
 
import javax.servlet.ServletException;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
 
import net.sf.jasperreports.engine.JREmptyDataSource;
import net.sf.jasperreports.engine.JasperRunManager;
 
/**
 * @author www.ddgrow.com 天天成长的博客 2009-10-26
 */
public class JR1 extends HttpServlet {
	protected void doGet(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		// 获取输出流
		ServletOutputStream servletOutputStream = response.getOutputStream();
		// 获取已编译的模板文件
		InputStream reportStream = this.getClass().getClassLoader()
				.getResourceAsStream("ddgrow/com/jasperreport/JR1.jasper");
		try {
			// 生成报表并将报表流写到输出流中,根据方法名也明白是输出为pdf格式
			JasperRunManager
					.runReportToPdfStream(reportStream, servletOutputStream,
							new HashMap(), new JREmptyDataSource());
			// 设置输出类型为pdf
			response.setContentType("application/pdf");
			servletOutputStream.flush();
			servletOutputStream.close();
		} catch (Exception e) {
			// 在浏览器上显示错误堆栈
			StringWriter stringWriter = new StringWriter();
			PrintWriter printWriter = new PrintWriter(stringWriter);
			e.printStackTrace(printWriter);
			response.setContentType("text/plain");
			response.getOutputStream().print(stringWriter.toString());
		}
	}
}

  <servlet>
    <description></description>
    <display-name>JR1</display-name>
    <servlet-name>JR1</servlet-name>
    <servlet-class>ddgrow.com.jasperreport.servlet.JR1</servlet-class>
  </servlet>
  <servlet-mapping>
    <servlet-name>JR1</servlet-name>
    <url-pattern>/JR1</url-pattern>
  </servlet-mapping>