1 files changed, 13 insertions, 0 deletions
diff --git a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/sig_interface/PDFASSignatureInterface.java b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/sig_interface/PDFASSignatureInterface.java
new file mode 100644
index 00000000..43f0014d
--- /dev/null
+++ b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/sig_interface/PDFASSignatureInterface.java
@@ -0,0 +1,13 @@
+package at.gv.egiz.pdfas.lib.impl.signing.sig_interface;
+
+import java.util.Calendar;
+
+import org.apache.pdfbox.pdmodel.interactive.digitalsignature.PDSignature;
+import org.apache.pdfbox.pdmodel.interactive.digitalsignature.SignatureInterface;
+
+public interface PDFASSignatureInterface extends SignatureInterface {
+	public String getPDFSubFilter();
+    public String getPDFFilter();
+    public void setPDSignature(PDSignature signature);
+    public Calendar getSigningDate();
+}