1 files changed, 6 insertions, 2 deletions
diff --git a/STAL/src/main/java/at/gv/egiz/stal/HashDataInput.java b/STAL/src/main/java/at/gv/egiz/stal/HashDataInput.java
index 05c9bf1e..06d47bc5 100644
--- a/STAL/src/main/java/at/gv/egiz/stal/HashDataInput.java
+++ b/STAL/src/main/java/at/gv/egiz/stal/HashDataInput.java
@@ -25,6 +25,7 @@
 
 package at.gv.egiz.stal;
 
+import java.io.IOException;
 import java.io.InputStream;
 
 /**
@@ -34,7 +35,8 @@ import java.io.InputStream;
 public interface HashDataInput {
 
     public final static String CMS_DEF_REFERENCE_ID = "Reference-1";
-
+    public final static String DEFAULT_FILENAME = "SignatureData";
+    
     public String getReferenceId();
 
     public String getMimeType();
@@ -42,7 +44,9 @@ public interface HashDataInput {
     public String getEncoding();
 
     public String getFilename();
+    
+    public byte[] getDigest();
 
-    public InputStream getHashDataInput();
+    public InputStream getHashDataInput() throws IOException;
 
 }