diff options
Diffstat (limited to 'pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper')
| -rw-r--r-- | pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/PdfAsHelper.java | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/PdfAsHelper.java b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/PdfAsHelper.java index 85a36e17..041c7df3 100644 --- a/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/PdfAsHelper.java +++ b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/PdfAsHelper.java @@ -23,13 +23,21 @@ ******************************************************************************/ package at.gv.egiz.pdfas.web.helper; +import iaik.x509.X509Certificate; + +import java.awt.Image; +import java.awt.image.RenderedImage; +import java.io.ByteArrayOutputStream; import java.io.File; +import java.io.FileInputStream; import java.io.IOException; import java.io.UnsupportedEncodingException; import java.net.URLEncoder; +import java.security.cert.CertificateException; import java.util.Iterator; import java.util.List; +import javax.imageio.ImageIO; import javax.servlet.RequestDispatcher; import javax.servlet.ServletContext; import javax.servlet.ServletException; @@ -45,6 +53,7 @@ import org.slf4j.LoggerFactory; import at.gv.egiz.pdfas.api.ws.PDFASSignParameters; import at.gv.egiz.pdfas.api.ws.PDFASSignParameters.Connector; +import at.gv.egiz.pdfas.common.exceptions.PdfAsException; import at.gv.egiz.pdfas.lib.api.ByteArrayDataSink; import at.gv.egiz.pdfas.lib.api.ByteArrayDataSource; import at.gv.egiz.pdfas.lib.api.Configuration; @@ -468,6 +477,25 @@ public class PdfAsHelper { return data; } + public static byte[] generateVisualBlock(String profile, int resolution) throws IOException, CertificateException, PdfAsException { + X509Certificate cert = new X509Certificate(PdfAsHelper.class.getResourceAsStream("/qualified.cer")); + Configuration config = pdfAs.getConfiguration(); + SignParameter parameter = PdfAsFactory.createSignParameter( + config, null); + parameter.setSignatureProfileId(profile); + Image img = pdfAs.generateVisibleSignaturePreview(parameter, + cert, resolution); + + if(img == null) { + return null; + } + + ByteArrayOutputStream baos = new ByteArrayOutputStream(); + ImageIO.write((RenderedImage) img, "png", baos); + baos.close(); + return baos.toByteArray(); + } + public static void injectCertificate(HttpServletRequest request, HttpServletResponse response, InfoboxReadResponseType infoboxReadResponseType, |