From 535a04fa05f739ec16dd81666e3b0f82dfbd442d Mon Sep 17 00:00:00 2001
From: tknall <tknall@7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c>
Date: Wed, 9 Jan 2013 15:41:29 +0000
Subject: pdf-as-lib maven project files moved to pdf-as-lib

git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/pdf-as/trunk@926 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c
---
 .../framework/input/correction/Corrector.java      | 61 ++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 pdf-as-lib/src/main/java/at/gv/egiz/pdfas/framework/input/correction/Corrector.java

(limited to 'pdf-as-lib/src/main/java/at/gv/egiz/pdfas/framework/input/correction/Corrector.java')

diff --git a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/framework/input/correction/Corrector.java b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/framework/input/correction/Corrector.java
new file mode 100644
index 0000000..71f3ded
--- /dev/null
+++ b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/framework/input/correction/Corrector.java
@@ -0,0 +1,61 @@
+/**
+ * <copyright> Copyright 2006 by Know-Center, 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.framework.input.correction;
+
+import at.gv.egiz.pdfas.exceptions.framework.CorrectorException;
+import at.gv.egiz.pdfas.framework.input.PdfDataSource;
+
+/**
+ * Interface for PDF corretors.
+ * 
+ * <p>
+ * Often PDF documents generated by various document to PDF converters have an
+ * invalid structure that upsets PDF-AS. The correction mechanism allows these
+ * documents to be corrected before being signed.
+ * </p>
+ * <p>
+ * A PDF corrector takes an incorrect PDF document and transforms it into a
+ * correct one.
+ * </p>
+ * <p>
+ * Note that correcting a document destroys all signatures in that document, so
+ * never correct an already signed document.
+ * </p>
+ * 
+ * @author wprinz
+ */
+public interface Corrector
+{
+  /**
+   * Corrects the given PDF document to a form that PDF-AS can use.
+   * 
+   * @param document
+   *          The (incorrect) PDF document.
+   * @return Returns the corrected PDF document.
+   * @throws CorrectorException
+   *           Exception thrown if the document couldn't be corrected.
+   */
+  public PdfDataSource correctDocument(PdfDataSource document) throws CorrectorException;
+
+}
-- 
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