Merge multiple PDF Files using JAVA

Merging the pdf files are very simple. Before you workout this you should download the "pdfbox" jar. The coding is as belows.

import org.apache.pdfbox.util.PDFMergerUtility;

public class MergePDF {
  public static void main(String[] args) {
    try {
      String SFilePath = "d://Merge//";

      PDFMergerUtility ut = new PDFMergerUtility();

      ut.addSource(SFilePath+"1.pdf");
      ut.addSource(SFilePath+"2.pdf");
      ut.addSource(SFilePath+"3.pdf");
      ut.addSource(SFilePath+"4.pdf");

      ut.setDestinationFileName(SFilePath+"Merge.pdf");
      ut.mergeDocuments();
    }catch(Exception ex) {
      ex.printStackTrace();
    }
  }
}