Superimposing content from one PDF into another PDF
Example written in answer to the question Click How to superimpose pages from existing documents into another document?
superimpose
JAVA
JAVA
/*
* Example written in answer to:
* http://stackoverflow.com/questions/33582245/extract-pdf-page-and-insert-into-existing-pdf
*/
package sandbox.stamper;
import com.itextpdf.text.DocumentException;
import com.itextpdf.text.pdf.PdfContentByte;
import com.itextpdf.text.pdf.PdfImportedPage;
import com.itextpdf.text.pdf.PdfReader;
import com.itextpdf.text.pdf.PdfStamper;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
/**
* @author Bruno Lowagie (iText Software)
*/
public class SuperImpose {
public static final String SRC = "resources/pdfs/primes.pdf";
public static final String[] EXTRA =
{"resources/pdfs/hello.pdf", "resources/pdfs/base_url.pdf", "resources/pdfs/state.pdf"};
public static final String DEST = "results/stamper/primes_superimpose.pdf";
public static void main(String[] args) throws IOException, DocumentException {
File file = new File(DEST);
file.getParentFile().mkdirs();
new SuperImpose().manipulatePdf(SRC, DEST);
}
public void manipulatePdf(String src, String dest) throws IOException, DocumentException {
PdfReader reader = new PdfReader(src);
PdfStamper stamper = new PdfStamper(reader, new FileOutputStream(dest));
PdfContentByte canvas = stamper.getUnderContent(1);
PdfReader r;
PdfImportedPage page;
for (String path : EXTRA) {
r = new PdfReader(path);
page = stamper.getImportedPage(r, 1);
canvas.addTemplate(page, 0, 0);
stamper.getWriter().freeReader(r);
r.close();
}
stamper.close();
}
}