In this tutorial, we will create a Micronaut REST API that generates and returns a PDF file using OpenPDF. Table of contents 1. Add OpenPDF Dependency 2. Creating the PDF Controller 3. Testing the API 4. Writing Unit Tests 5. FAQs 6. Download Source Code 7. References Technologies used: Java 21 Micronaut 4.7.6 Maven 3.9.6 […]
This article shows you how to use Apache PDFBox to read a PDF file in Java. 1. Get PDFBox pom.xml <dependency> <groupId>org.apache.pdfbox</groupId> <artifactId>pdfbox</artifactId> <version>2.0.6</version> </dependency> 2. Print PDF file Example to extract all text from a PDF file. ReadPdf.java package com.mkyong; import org.apache.pdfbox.pdmodel.PDDocument; import org.apache.pdfbox.text.PDFTextStripper; import org.apache.pdfbox.text.PDFTextStripperByArea; import java.io.File; import java.io.IOException; public class ReadPdf { […]
This article talks about reading and writing PDF using iText PDF library. pom.xml <dependency> <groupId>com.itextpdf</groupId> <artifactId>itextpdf</artifactId> <version>5.5.10</version> </dependency> P.S Tested with iTextPdf 5.5.10 1. iText – Write PDF iText PdfWriter example to write content to a PDF file. PdfWriteExample.java package com.mkyong; import com.itextpdf.text.*; import com.itextpdf.text.pdf.PdfWriter; import java.io.File; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; public class […]
In JAX-RS, for pdf file, annotate the method with @Produces(“application/pdf”) : Put @Produces(“application/pdf”) on service method. Set “Content-Disposition” in Response header to prompt a download box. 1. Download Pdf file in JAX-RS Full example to download a pdf file from JAX-RS. import java.io.File; import javax.ws.rs.GET; import javax.ws.rs.Path; import javax.ws.rs.Produces; import javax.ws.rs.core.Response; import javax.ws.rs.core.Response.ResponseBuilder; @Path("/pdf") public […]
Spring MVC comes with AbstractPdfView class to export data to pdf file via Bruno Lowagie’s iText library. In this tutorial, it show the use of AbstractPdfView class in Spring MVC application to export data to pdf file for download. 1. iText Get the iText library to generate the pdf file. <!– Pdf library –> <dependency> […]
In this article, we show you two ways to open a PDF file with Java. 1. rundll32 – Windows Platform Solution In Windows, you can use “rundll32” command to launch a PDF file, see example : package com.mkyong.jdbc; import java.io.File; //Windows solution to view a PDF file public class WindowsPlatformAppPDF { public static void main(String[] […]
