From c4e41301d0746ce57044a3aa41375cff3a9f2b5e Mon Sep 17 00:00:00 2001
From: Christian Maierhofer <cmaierhofer@iaik.tugraz.at>
Date: Wed, 8 Jun 2016 08:12:21 +0200
Subject: initial pdfbox-2 commit

---
 .../impl/signing/pdfbox2/PdfboxSignerWrapper.java  | 96 ++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PdfboxSignerWrapper.java

(limited to 'pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PdfboxSignerWrapper.java')

diff --git a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PdfboxSignerWrapper.java b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PdfboxSignerWrapper.java
new file mode 100644
index 00000000..7aaf1510
--- /dev/null
+++ b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PdfboxSignerWrapper.java
@@ -0,0 +1,96 @@
+/*******************************************************************************
+ * <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 java.io.IOException;
+import java.io.InputStream;
+import java.security.SignatureException;
+import java.util.Calendar;
+
+import org.apache.pdfbox.pdmodel.interactive.digitalsignature.PDSignature;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import at.gv.egiz.pdfas.common.exceptions.PdfAsException;
+import at.gv.egiz.pdfas.common.exceptions.PdfAsWrappedIOException;
+import at.gv.egiz.pdfas.common.utils.PDFUtils;
+import at.gv.egiz.pdfas.common.utils.StreamUtils;
+import at.gv.egiz.pdfas.lib.api.sign.IPlainSigner;
+import at.gv.egiz.pdfas.lib.api.sign.SignParameter;
+import at.gv.egiz.pdfas.lib.impl.status.RequestedSignature;
+
+public class PdfboxSignerWrapper implements PDFASPDFBOXSignatureInterface {
+
+	private static final Logger logger = LoggerFactory
+			.getLogger(PdfboxSignerWrapper.class);
+
+	private IPlainSigner signer;
+	private PDSignature signature;
+	private int[] byteRange;
+	private Calendar date;
+	private SignParameter parameters;
+	private RequestedSignature requestedSignature;
+
+	public PdfboxSignerWrapper(IPlainSigner signer, SignParameter parameters, RequestedSignature requestedSignature) {
+		this.signer = signer;
+		this.date = Calendar.getInstance();
+		this.parameters = parameters;
+		this.requestedSignature = requestedSignature;
+	}
+
+	public byte[] sign(InputStream inputStream) throws IOException {
+		byte[] data = StreamUtils.inputStreamToByteArray(inputStream);
+		byteRange = PDFUtils.extractSignatureByteRange(data);
+		int[] byteRange2 = signature.getByteRange();
+		logger.debug("Byte Range 2: " + byteRange2);
+		try {
+			logger.debug("Signing with Pdfbox Wrapper");
+			byte[] signature = signer.sign(data, byteRange, this.parameters, this.requestedSignature);
+
+			return signature;
+		} catch (PdfAsException e) {
+			throw new PdfAsWrappedIOException(e);
+		}
+	}
+
+	public int[] getByteRange() {
+		return byteRange;
+	}
+
+	public String getPDFSubFilter() {
+		return this.signer.getPDFSubFilter();
+	}
+
+	public String getPDFFilter() {
+		return this.signer.getPDFFilter();
+	}
+
+	public void setPDSignature(PDSignature signature) {
+		this.signature = signature;
+	}
+
+	public Calendar getSigningDate() {
+		return this.date;
+	}
+}
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