200分求大伙儿解决jasperreport通过APPLET客户端打印

public String PrintStanding() throws Exception{
		
		String querydate=request.getParameter("querydate");
		String storeid=request.getParameter("storeId");
		
		String storeStatus=request.getParameter("storeStatus");
		String goodsType=request.getParameter("goodsType");
		String goodsId=request.getParameter("goodsId");
		
		String printUser=request.getParameter("printUser");
		String StoreName=request.getParameter("StoreName");
		System.out.println();
		
		Map<String, Object> waremap=new HashMap<String, Object>();
		waremap.put("goodsType", goodsType);
		waremap.put("goodsId", goodsId);
		waremap.put("storeid", storeid);
		waremap.put("storeStatus", storeStatus);
		List<WarehouseGoods> list=warehouseInService.printWareStanding(waremap);
		
		
		
		Map<String, Object> parameter = new HashMap<String, Object>();  
		SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
        parameter.put("QUERY_TIME",sdf.parse(querydate));
        parameter.put("CREATE_USER",printUser);
        parameter.put("STORE_NAME",StoreName);
	   
        
        
        
        //对数据和打印模板进行填充
        response.setContentType("application/octet-stream");
        response.setBufferSize(8986000);
		ServletOutputStream ouputStream = response.getOutputStream();
//		JasperReport jrt = JasperCompileManager.compileReport(request.getRealPath(STANDING_PRINT_MODEL_FILE));// 编译报表格式
		
		JRDataSource dataSource = new JRBeanCollectionDataSource(list);
		JasperPrint jpt = JasperFillManager.fillReport(request.getRealPath(STANDING_PRINT_MODEL_FILE), parameter,dataSource);// 匹配数据源，生成JasperPrint
		//JasperPrintManager.printReport(report, false);//此处为服务器打印，可以看见报表样式未丢失,但不符合需求，需客户端打印
		//打印数据输出
		ObjectOutputStream oos = new ObjectOutputStream(ouputStream);
		oos.writeObject(jpt);
		oos.flush();
		oos.close();
        
		return null;
	}

import java.io.PrintWriter;
import java.io.StringWriter;
import java.net.URL;

import javax.swing.JOptionPane;

import net.sf.jasperreports.engine.JasperPrint;
import net.sf.jasperreports.engine.JasperPrintManager;
import net.sf.jasperreports.engine.util.JRLoader;

public class JRPrinterApplet extends javax.swing.JApplet {

	private URL url = null;
	private JasperPrint jasperPrint = null;

	/** Creates new form AppletViewer */
	public JRPrinterApplet() {

	}
	public void init() {
		String strUrl = getParameter("REPORT_URL");
		if (strUrl != null) {
			try {
				url = new URL(getCodeBase(), strUrl);
			} catch (Exception e) {
				StringWriter swriter = new StringWriter();
				PrintWriter pwriter = new PrintWriter(swriter);
				e.printStackTrace(pwriter);
				JOptionPane.showMessageDialog(this, swriter.toString());
			}
		} else {
			JOptionPane.showMessageDialog(this,"init():Source URL not specified");
		}
	}

	public void start() {
		if (url != null) {
			if (jasperPrint == null) {
				try {
					//System.out.println("进入start方法，即将下载pdf文件");
					jasperPrint = (JasperPrint) JRLoader.loadObject(url);
					//System.out.println("进入start方法，下载pdf文件完毕");
				} catch (Exception e) {
					StringWriter swriter = new StringWriter();
					PrintWriter pwriter = new PrintWriter(swriter);
					e.printStackTrace(pwriter);
					JOptionPane.showMessageDialog(this, swriter.toString());
				}
			}
			if (jasperPrint != null) {
				final JasperPrint print = jasperPrint;
				Thread thread = new Thread(new Runnable() {
					public void run() {
						try {
							//System.out.println("进入start方法，即将打印pdf文件");
							JasperPrintManager.printReport(print, false);
						} catch (Exception e) {
							StringWriter swriter = new StringWriter();
							PrintWriter pwriter = new PrintWriter(swriter);
							e.printStackTrace(pwriter);
							JOptionPane.showMessageDialog(null,swriter.toString());
						}
					}
				});
				thread.start();
			} else {