jsp前端代码：
<a href="javascript:void(0)" class="easyui-linkbutton" iconCls="icon-edit" plain="true" onclick="printTag()">打印条码</a>
//打印
function printTag() {
var row = $(‘#dg‘).datagrid(‘getSelected‘);
if (row) {
$.messager.confirm(‘Confirm‘, ‘您确定要打印这条数据吗?‘, function (r) {
if (r) {
var prodname =encodeURI(encodeURI(row.prodname));
$.post(‘${pageContext.request.contextPath}/service/product/print?prodno=‘ + row.prodno +"&prodname="+prodname, {}, function (data) {
if (data == 1) {
$(‘#dg‘).datagrid(‘reload‘); // reload the user data
} else {
$.messager.show({ // show error message
title: ‘Error‘,
msg: result.msg
});
}
}, ‘json‘);
}
});
}
else {
$.messager.alert(‘提示‘, ‘请选择你要打印的行!‘, ‘信息‘);
}
}
Controller代码：
//打印
@RequestMapping(value = "/print",method=RequestMethod.POST)
public void print(String prodno,String prodname){
if (prodno != null && prodname != null) {
JbarcodeUtil.createBarcode(prodno, new File("F:/标签.jpeg"),prodname);
Print.print1();
}
}
util代码：
package com.springmvc.util;
import java.io.File;
import java.io.FileInputStream;
import javax.print.Doc;
import javax.print.DocFlavor;
import javax.print.DocPrintJob;
import javax.print.PrintService;
import javax.print.PrintServiceLookup;
import javax.print.ServiceUI;
import javax.print.SimpleDoc;
import javax.print.attribute.DocAttributeSet;
import javax.print.attribute.HashDocAttributeSet;
import javax.print.attribute.HashPrintRequestAttributeSet;
import javax.swing.JFileChooser;
public class Print {
public static void print1() {
File file = new File("F:/标签.jpeg"); // 获取选择的文件
// 构建打印请求属性集
HashPrintRequestAttributeSet pras = new HashPrintRequestAttributeSet();
// 设置打印格式，因为未确定类型，所以选择autosense
DocFlavor flavor = DocFlavor.INPUT_STREAM.PNG;
// 查找所有的可用的打印服务
PrintService printService[] = PrintServiceLookup.lookupPrintServices(flavor, pras);
// 定位默认的打印服务
PrintService defaultService = PrintServiceLookup
.lookupDefaultPrintService();
// 显示打印对话框
PrintService service = ServiceUI.printDialog(null, 100, 100, printService, defaultService, flavor, pras);
if (service != null) {
try {
DocPrintJob job = service.createPrintJob(); // 创建打印作业
FileInputStream fis = new FileInputStream(file); // 构造待打印的文件流
DocAttributeSet das = new HashDocAttributeSet();
Doc doc = new SimpleDoc(fis, flavor, das);
job.print(doc, pras);
} catch (Exception e) {
e.printStackTrace();
}
}
}
}
package com.springmvc.util;
import java.awt.Color;
import java.awt.Font;
import java.awt.FontMetrics;
import java.awt.Graphics;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.net.URLDecoder;
import org.jbarcode.JBarcode;
import org.jbarcode.JBarcodeFactory;
import org.jbarcode.encode.Code128Encoder;
import org.jbarcode.encode.InvalidAtributeException;
import org.jbarcode.paint.TextPainter;
import org.jbarcode.util.ImageUtil;
public class JbarcodeUtil {
// 设置条形码高度
private static final int BARCODE_HEIGHT = 20;
// 设置条形码默认分辨率
private static final int BARCODE_DPI = ImageUtil.DEFAULT_DPI;
// 设置条形码字体样式
private static final String FONT_FAMILY = "新宋体";
// 设置条形码字体大小
private static final int FONT_SIZE = 15;
// 设置条形码文本
public static String TEXT = "";
// 创建jbarcode
private static JBarcode jbc = null;
// 生成条形码最下面一行；
private static String name = "";
static JBarcode getJBarcode() throws InvalidAtributeException {
/**
* 参考设置样式： barcode.setEncoder(Code128Encoder.getInstance()); //设置编码
* barcode.setPainter(WidthCodedPainter.getInstance());// 设置Painter
* barcode.setTextPainter(BaseLineTextPainter.getInstance()); //设置TextPainter
* barcode.setBarHeight(17); //设置高度
* barcode.setWideRatio(Double.valueOf(30).doubleValue());// 设置宽度比率
* barcode.setXDimension(Double.valueOf(2).doubleValue()); // 设置尺寸，大小 密集程度
* barcode.setShowText(true); //是否显示文本 barcode.setCheckDigit(true); //是否检查数字
* barcode.setShowCheckDigit(false); //是否显示检查数字
*/
if (jbc == null) {
// 生成code128
jbc = JBarcodeFactory.getInstance().createCode128();
jbc.setEncoder(Code128Encoder.getInstance());
// jbc.setTextPainter(CustomTextPainter.getInstance());
jbc.setTextPainter(CustomTextPainter.getInstance());
// jbc.setWideRatio(Double.valueOf(1).doubleValue());
// jbc.setXDimension(Double.valueOf(1).doubleValue());
jbc.setBarHeight(BARCODE_HEIGHT);
// jbc.setXDimension(1);
jbc.setShowText(true);
}
return jbc;
}
/**
* @descript:生成条形码文件
* @param message 条形码内容
* @param file 生成文件
*/
public static void createBarcode(String message, File file, String text) {
try {
FileOutputStream fos = new FileOutputStream(file);
createBarcode(message, fos, text);
fos.close();
} catch (IOException e) {
throw new RuntimeException(e);
}
}
/**
* @descript:生成条形码并写入指定输出流
* @param message 条形码内容
* @param os 输出流
*/
public static void createBarcode(String message, OutputStream os, String text) {
try {
String a = message;
name = a;
// 设置条形码文本
TEXT = URLDecoder.decode(text, "utf-8");
// 创建条形码的BufferedImage图像
BufferedImage image = getJBarcode().createBarcode(a);
ImageUtil.encodeAndWrite(image, ImageUtil.JPEG, os, 10, 0);
os.flush();
} catch (Exception e) {
throw new RuntimeException(e);
}
}
/**
* 静态内部类 自定义的 TextPainter， 允许定义字体，大小，文本等 参考底层实现：BaseLineTextPainter.getInstance()
*/
protected static class CustomTextPainter implements TextPainter {
private static CustomTextPainter instance = new CustomTextPainter();
public static CustomTextPainter getInstance() {
return instance;
}
public void paintText(BufferedImage barCodeImage, String text, int width) {
// 绘图
// BufferedImage bi = barCodeImage;
Graphics g2d = barCodeImage.getGraphics();
// 创建字体
Font font = new Font("防宋", Font.PLAIN, 12);
g2d.setFont(font);
FontMetrics fm = g2d.getFontMetrics();
g2d.setColor(Color.WHITE); // 143 30
g2d.fillRect(0, 0, 200, 30);
g2d.fillRect(0, 55, 200, 111);
// g2d.fillRect(0, 0, 200, barCodeImage.getHeight() * 1 / 20);
// g2d.fillRect(0, barCodeImage.getHeight() - (height * 9 / 10),
// barCodeImage.getWidth(), (height * 9 / 10));
// 55 143 111
g2d.setColor(Color.BLACK);
String a = TEXT;
// 绘制文本
g2d.drawString(a, 35, 20);
// 绘制条形码
g2d.drawString(name, 20, 70);
}
}
}
原文地址：https://www.cnblogs.com/jiyang54/p/11334306.html