1 files changed, 5 insertions, 6 deletions
diff --git a/src/main/java/at/knowcenter/wag/egov/egiz/pdf/TextualSignature.java b/src/main/java/at/knowcenter/wag/egov/egiz/pdf/TextualSignature.java
index 841e2a6..85bc4fd 100644
--- a/src/main/java/at/knowcenter/wag/egov/egiz/pdf/TextualSignature.java
+++ b/src/main/java/at/knowcenter/wag/egov/egiz/pdf/TextualSignature.java
@@ -30,6 +30,7 @@ import org.pdfbox.util.PDFTextStripper;
 import at.gv.egiz.pdfas.exceptions.ErrorCode;
 import at.gv.egiz.pdfas.framework.input.PdfDataSource;
 import at.gv.egiz.pdfas.performance.PerformanceCounters;
+import at.gv.egiz.pdfas.utils.PDFASUtils;
 import at.knowcenter.wag.egov.egiz.cfg.ConfigLogger;
 import at.knowcenter.wag.egov.egiz.cfg.SettingsReader;
 import at.knowcenter.wag.egov.egiz.exceptions.PDFDocumentException;
@@ -85,11 +86,7 @@ public class TextualSignature
     	
         byte [] pdf_data = pdfDataSource.getAsByteArray();
         PdfReader reader = new PdfReader(pdf_data);
-        if (!reader.isOpenedWithFullPermissions()) {
-           // cannot perform modification and extraction
-           throw new PDFDocumentException(ErrorCode.DOCUMENT_IS_PROTECTED, "Document is protected.");
-           
-        }
+        PDFASUtils.checkReaderPermissions(reader);
         //pdf_stream.close();
 
         // PERF: PDF normalization needs byte array - this is costy
@@ -212,12 +209,14 @@ public class TextualSignature
    * @return Returns the normalized pdf.
    * @throws IOException
    * @throws DocumentException
+ * @throws PDFDocumentException 
    */
-  public static byte[] normalizePDF(PdfDataSource pdfDataSource) throws IOException, DocumentException
+  public static byte[] normalizePDF(PdfDataSource pdfDataSource) throws IOException, DocumentException, PDFDocumentException
   {
 	  //iText
     byte [] pdf_data = pdfDataSource.getAsByteArray();
     PdfReader reader = new PdfReader(pdf_data);
+    PDFASUtils.checkReaderPermissions(reader);
     //input_pdf.close();
     
     // PERF: PDF Normalization needs byte array