Could You Please Recommend the Best Free Java Sdk to Convert Various?

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Could you please recommend the best free Java SDK to convert various (as many file types as possible) to PDF?

There are couple of library to perform read and modify operation on pdf, One of then is iText, With the help of itext you can perform most of the operations on pdf file. Below are the steps and example to use iText. 1.Create PdfReader instance. 2.Create PdfStamper instance. 3.Create BaseFont instance. 4.Get the number of pages in pdf. 5.Iterate the pdf through pages. 6.Contain the pdf data using PdfContentByte. 7.Set text font and size. 8.Write text 9.Close the pdfStamper. import; import com.itextpdf.text.pdf.BaseFont; import com.itextpdf.text.pdf.PdfContentByte; import com.itextpdf.text.pdf.PdfReader; import com.itextpdf.text.pdf.PdfStamper; /** * This class is used to modify an existing pdf file using iText jar. * @author MohanRathour */ public class PDFModifyExample { public static void main(String args[]){ try { //Create PdfReader instance. PdfReader pdfReader = new PdfReader("D.\\TestFile.pdf"); //Create PdfStamper instance. PdfStamper pdfStamper = new PdfStamper(pdfReader, new FileOutputStream("D.\\ModifiedTestFile.pdf")); //Create BaseFont instance. BaseFont baseFont = BaseFont.createFont( BaseFont.TIMES_ROMAN, BaseFont.CP1252, BaseFont.NOT_EMBEDDED); //Get the number of pages in pdf. int pages = pdfReader.getNumberOfPages ; //Iterate the pdf through pages. for(int i=1; i<=pages; i++) { //Contain the pdf data. PdfContentByte pageContentByte = pdfStamper.getOverContent(i); pageContentByte.beginText ; //Set text font and size. pageContentByte.setFontAndSize(baseFont, 14); pageContentByte.setTextMatrix(50, 740); //Write text pageContentByte.showText(""); pageContentByte.endText ; } //Close the pdfStamper. pdfStamper.close ; System.out.println("PDF modified successfully."); } catch (Exception e) { e.printStackTrace ; } } }

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