1 files changed, 37 insertions, 0 deletions
diff --git a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox/PdfboxSignerWrapper.java b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox/PdfboxSignerWrapper.java
new file mode 100644
index 00000000..fb629dd6
--- /dev/null
+++ b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox/PdfboxSignerWrapper.java
@@ -0,0 +1,37 @@
+package at.gv.egiz.pdfas.lib.impl.signing.pdfbox;
+
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+
+import org.apache.pdfbox.exceptions.SignatureException;
+import org.apache.pdfbox.pdmodel.interactive.digitalsignature.PDSignature;
+import org.apache.pdfbox.pdmodel.interactive.digitalsignature.SignatureInterface;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import at.gv.egiz.pdfas.common.utils.StreamUtils;
+import at.gv.egiz.pdfas.common.utils.StringUtils;
+import at.gv.egiz.pdfas.lib.api.sign.IPlainSigner;
+
+public class PdfboxSignerWrapper implements SignatureInterface {
+
+    private static final Logger logger = LoggerFactory.getLogger(PdfboxSignerWrapper.class);
+
+    private IPlainSigner signer;
+    private PDSignature signature;
+
+    public PdfboxSignerWrapper(IPlainSigner signer, PDSignature signature) {
+        this.signer = signer;
+        this.signature = signature;
+    }
+
+    public byte[] sign(InputStream inputStream) throws SignatureException, IOException {
+        byte[] signature =  signer.sign(StreamUtils.inputStreamToByteArray(inputStream));
+        logger.debug("Signature Data: " + StringUtils.bytesToHexString(signature));
+        FileOutputStream fos = new FileOutputStream("/tmp/fos.bin");
+        fos.write(signature);
+        fos.close();
+        return signature;
+    }
+}