上个星期做了⼀个⽤ireport打印条码标签的需求，其实有打印条码有很多专门的软件，例如ZebraDesigner，但是ireport可以和java结合起来，使⽤起来⽐较⽅便，现简要叙述⼀下过程： 1、打开ireport，新建⼀个⽂档，⽤⿏标点击图标拖拽到⽂档⾥，这⾥不累述ireport的使⽤⽅法，ireport的使⽤说明书可以到⽹上下载。
2、双击，打开它的属性框，选择图⽚栏，在图⽚表达式⾥输⼊条码转换的⽅法，可以查阅如下代码： 3、注意图⽚表达式类选择java.awt.Image
/*
2 * Copyright (C) 2005 - 2006 JasperSoft Corporation. All rights reserved.
3 * www.jaspersoft.
4 *
摩托罗拉a668
5 * Unless you have purchased a commercial license agreement from JasperSoft,
6 * the following license terms apply:
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as published by
10 * the Free Software Foundation.
11 *
12 * This program is distributed WITHOUT ANY WARRANTY; and without the
13 * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
14 * See the GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, see /
18 * or write to:
19 *
20 * Free Software Foundation, Inc.,
21 * 59 Temple Place - Suite 330,
22 * Boston, MA USA 02111-1307
23 *
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24 *
25 *
26 *
27 * BcImage.java
28 *
29 * Created on 20. April 2004, 13:21
30 *
31 */
32
33 package it.businesslogic.ireport.barcode;
34
35 /**
36 *
37 * @author Heiko
38 */
40 import java.awt.image.*;
41 import net.sourceforge.barbecue.*;
42 import net.sourceforge.barbecue.linear.ean.UCCEAN128Barcode;
43
44 public class BcImage {
45 private static net.sourceforge.barbecue.Barcode bc = null;
46
47 public static net.sourceforge.barbecue.Barcode getBarcode() {
48 return bc;
49 }
50
51 public static BufferedImage getBarcodeImage(int type, aText, boolean showText, boolean checkSum) {
52 return getBarcodeImage(type, aText, showText, checkSum,"",0,0);
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53 }
54
55 public static BufferedImage
getBarcodeImage(int type, aText, boolean showText, boolean checkSum, applicationIdentifier, int width, int height) {
56 // 2of7, 3of9, Bookland, Codabar, Code128, Code128A, Code128B, Code128C, Code39, EAN128, EAN13, GlobalTradeItemNumber, Int2of5, Int2of5, Monarch, NW7, PDF417, SCC14ShippingCode, ShipmentIdentificationNumber, SSCC18, Std2of5, Std2of5, UCC128, UPCA, USD3, USD4, USPS
57
58 text = new ().append(aText).toString();
59
60 try {
61 switch (type) {
62 case 0: return null;
63 case 1: bc = ate2of7(text); break;
64 case 2: bc = ate3of9(text, checkSum); break;
65 case 3: bc = ateBookland(text); break;
66 case 4: bc = ateCodabar(text); break;
67 case 5: bc = ateCode128(text); break;
68 case 6: bc = ateCode128A(text); break;
69 case 7: bc = ateCode128B(text); break;
70 case 8: bc = ateCode128C(text); break;
71 case 9: bc = ateCode39(text, checkSum ); break;
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72 case 10: bc = ateEAN128(text); break;
73 case 11: bc = ateEAN13(text); break;
74 case 12: bc = ateGlobalTradeItemNumber(text); break;
75 case 13: bc = ateInt2of5(text, checkSum); break;
76 case 14: bc = ateMonarch(text); break;
77 case 15: bc = ateNW7(text); break;
78 case 16: bc = atePDF417(text); break;
79 case 17: bc = ateSCC14ShippingCode(text); break;
80 case 18: bc = ateShipmentIdentificationNumber(text); break;
81 case 19: bc = new UCCEAN128Barcode(UCCEAN128Barcode.SSCC_18_AI, text,
checkSum); break; //ateSSCC18(text); break;
82 case 20: bc = ateStd2of5(text, checkSum); break;
83 case 21: bc = new UCCEAN128Barcode(applicationIdentifier, text,
checkSum); break; //ateUCC128(applicationIdentifier, text); break;
84 case 22: bc = ateUPCA(text); break;
85 case 23: bc = ateUSD3(text, checkSum); break;
86 case 24: bc = ateUSD4(text); break;
87 case 25: bc = ateUSPS(text); break;
88 case 26: bc = new net.sourceforge.de39.Code39Barcode(text, checkSum, true); break;
89 }
90
91 if (width > 0) bc.setBarWidth(width);
92 if (height > 0) bc.setBarHeight(height);
93 bc.setDrawingText(showText);
94 return net.sourceforge.Image(bc);
95 }
96 catch ( e) {协作学习
97 e.printStackTrace();
98 //generate a runtime exception, invalid value passed.
99 //the user must be notified if fail
100 throw new (e.getMessage());
医学新知杂志101 //return null;
103 }
104 }
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