java指定打印机名称进行打印

 

 

import java.awt.print.PrinterJob;import java.awt.print.Book;import java.awt.print.Printable;import java.awt.Graphics;import java.awt.print.PageFormat;import java.awt.print.PrinterException;import javax.print.PrintService;import javax.print.PrintServiceLookup;import java.awt.Graphics2D;import java.awt.Color;import java.awt.Font;import javax.print.attribute.HashAttributeSet;import javax.print.attribute.standard.PrinterName;public class MyPrintTest    implements Printable{  public int print(Graphics graphics, PageFormat pageFormat, int pageIndex)      throws PrinterException  {    Graphics2D g2 = (Graphics2D) graphics;    g2.setPaint(Color.black);    g2.translate(pageFormat.getImageableX(), pageFormat.getImageableY());    Font font = new Font("宋体", Font.BOLD, 10);    g2.setFont(font);    g2.drawString("afasdfad", 10, 10);    font = new Font("黑体", Font.ITALIC, 18);    g2.setFont(font);    g2.drawString("第二行:", 10, 40);    return Printable.PAGE_EXISTS;  }  public static void main(String[] args)  {    MyPrintTest myprinttest = new MyPrintTest();    myprinttest.print();  }  public void print()  {    PrinterJob printerJob = PrinterJob.getPrinterJob();    Book book = new Book();    book.append(new MyPrintTest(), printerJob.defaultPage());    printerJob.setPageable(book);    HashAttributeSet hs = new HashAttributeSet();    String printerName="EPSON TM-U220 Receipt";    hs.add(new PrinterName(printerName,null));    PrintService[] pss = PrintServiceLookup.lookupPrintServices(null, hs);    if(pss.length==0)    {      System.out.println("无法找到打印机:"+printerName);      return ;    }    try    {      printerJob.setPrintService(pss[0]);      printerJob.print();    }    catch (PrinterException ex)    {      System.out.println(ex.getMessage());    }  }}