downlaod iText from http://itextpdf.com/
downlaod apache poi from http://poi.apache.org/download.html
package pdf;
import com.itextpdf.text.Document;
import com.itextpdf.text.Paragraph;
import com.itextpdf.text.pdf.PdfWriter;
import java.io.File;
import java.io.FileOutputStream;
import java.io.FileInputStream;
import org.apache.poi.hwpf.HWPFDocument;
import org.apache.poi.hwpf.extractor.WordExtractor;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.hssf.extractor.ExcelExtractor;
import org.apache.poi.poifs.filesystem.POIFSFileSystem;
import org.apache.poi.poifs.filesystem.*;
public class pdfconvert {
public static void main(String args[]){
pdfconvert pdfConversion = new pdfconvert();
// arguments are differnt for the situation
pdfConversion.createPdf("E:/L4_project/sample/images.jpg","E:/L4_project/sample/images.pdf", "image");
}
// generate the pdf file according to the input file format
// inputFile - input file path
// outputFile - output file path
// type - type of the file
private void createPdf(String inputFile, String outputFile, String type){
Document pdfdoc=new Document();
String pdfFilePath = outputFile;
WordExtractor Wextractor = null ; // word documents
ExcelExtractor Eextractor = null ; // excel documents
try{
FileOutputStream fileOutputStream = new FileOutputStream(pdfFilePath);
PdfWriter writer = null;
writer = PdfWriter.getInstance(pdfdoc, fileOutputStream);
writer.open();
pdfdoc.open();
System.out.println("Creating pdf document.....");
if (type.equals("image")){
pdfdoc.add(com.itextpdf.text.Image.getInstance(inputFile));
} else if (type.equals("text")){
File file = new File(inputFile);
pdfdoc.add(new Paragraph(org.apache.commons.io.FileUtils.readFileToString(file)));
} else if(type.equals("word")){
File file = new File(inputFile);
POIFSFileSystem fis=new POIFSFileSystem(new FileInputStream(file)) ;
HWPFDocument document=new HWPFDocument(fis);
Wextractor = new WordExtractor(document);
String [] fileData = Wextractor.getParagraphText();
String st="";
for(int i=0;i
if(fileData[i] != null)
st+=fileData[i]+" ";
}
pdfdoc.add(new Paragraph(st));
} else if(type.equals("excel")){
File file = new File(inputFile);
POIFSFileSystem fis=new POIFSFileSystem(new FileInputStream(file)) ;
HSSFWorkbook book = new HSSFWorkbook(fis);
Eextractor = new ExcelExtractor(book);
String filedata = Eextractor.getText();
pdfdoc.add(new Paragraph(filedata));
}
System.out.println("finish...");
pdfdoc.close();
writer.close();
}catch(Exception exception){
exception.printStackTrace();
System.out.println("Document Exception!" + exception);
}
}
}
