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diff --git a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/SignatureDataExtractor.java b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/SignatureDataExtractor.java
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+/*******************************************************************************
+ * <copyright> Copyright 2014 by E-Government Innovation Center EGIZ, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria and Graz University of
+ * Technology.
+ * 
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://www.osor.eu/eupl/
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ * 
+ * This product combines work with different licenses. See the "NOTICE" text
+ * file for details on the various modules and licenses.
+ * The "NOTICE" text file is part of the distribution. Any derivative works
+ * that you distribute must include a readable copy of the "NOTICE" text file.
+ ******************************************************************************/
+package at.gv.egiz.pdfas.lib.impl.signing.pdfbox2;
+
+import iaik.x509.X509Certificate;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.security.SignatureException;
+import java.util.Calendar;
+
+import org.apache.pdfbox.pdmodel.interactive.digitalsignature.PDSignature;
+
+import at.gv.egiz.pdfas.common.utils.StreamUtils;
+
+public class SignatureDataExtractor implements PDFASPDFBOXExtractorInterface {
+
+	protected X509Certificate certificate;
+	protected byte[] signatureData;
+	
+	protected String pdfSubFilter;
+	protected String pdfFilter;
+	protected PDSignature signature;
+	protected int[] byteRange;
+	protected Calendar date;
+	
+	public SignatureDataExtractor(X509Certificate certificate, 
+			String filter, String subfilter, Calendar date) {
+		this.certificate = certificate;
+		this.pdfFilter = filter;
+		this.pdfSubFilter = subfilter;
+		this.date = date;
+	}
+	
+	public X509Certificate getCertificate() {
+		return certificate;
+	}
+
+	public String getPDFSubFilter() {
+		return this.pdfSubFilter;
+	}
+
+	public String getPDFFilter() {
+		return this.pdfFilter;
+	}
+
+	public byte[] getSignatureData() {
+		return this.signatureData;
+	}
+
+	public byte[] sign(InputStream content) throws IOException {
+		signatureData = StreamUtils.inputStreamToByteArray(content);
+		byteRange = this.signature.getByteRange();
+		return new byte[] { 0 };
+	}
+
+	public void setPDSignature(PDSignature signature) {
+		this.signature = signature;
+	}
+
+	public int[] getByteRange() {
+		return byteRange;
+	}
+
+	public Calendar getSigningDate() {
+		return this.date;
+	}
+	
+	
+	
+}