We are using latest iReport-3.5.3 to test our Barcode for Java library. If developer find any problem with previous version of iReport, please send email to support@barcodelib.com.
Java Barcode Generator Library
QR Code, Data Matrix, Code 128, GS1, EAN/UPC. ASCII, Unicode encode in Java, Servlet, Spring web, desktop application.
Add barcode.jar to report classpath. Select menu "Tools", "Options", then select "classpath" tab. add barcode.jar to the classpath.
Drag an image item in Palette to report.
Click "Cancel" button, in "Select an image file" window.
Select the image item, and edit it's properties. Set property "Expression Class" to "net.sf.jasperreports.engine.JRRenderable"; Set property "Image Expression" to "new com.barcodelib.barcode.BarcodeJasperRenderer(com.barcodelib.barcode.BarcodeJasperFactory.createDataMatrix("123456789", 0, 0, 5))";
You can preview the data matrix barcode in your report.
How to Generate Barcode Images using Data from Database?
Define your data fields in report template.
Set property "Image Expression" to "new com.barcodelib.barcode.BarcodeJasperRenderer(com.barcodelib.barcode.BarcodeJasperFactory.createLinear(22, $F{Your_Data_Field_Name}))";