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diff --git a/reportbuilder/java/org/libreoffice/report/InputRepository.java b/reportbuilder/java/org/libreoffice/report/InputRepository.java
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+++ b/reportbuilder/java/org/libreoffice/report/InputRepository.java
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+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+package org.libreoffice.report;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+/**
+ * This allows the job processor to load data from a repository. It is assumed,
+ * that all resource names are given as strings and furthermore, that the names
+ * identify a resource uniquely within the input repository.
+ *
+ * An input repository connects the report processing to the xml definitions.
+ * Unless defined otherwise, it is assumed, that the input-name is 'content.xml';
+ * possible other files are 'settings.xml' and 'styles.xml' (see the Oasis standard
+ * for details on these files and their contents).
+ *
+ */
+public interface InputRepository
+{
+
+    /**
+     * Returns a unique identifier for this repository. Two repositories accessing
+     * the same location should return the same id. The identifier must never
+     * be null.
+     *
+     * @return the repository id
+     */
+    Object getId();
+
+    InputStream createInputStream(final String name) throws IOException;
+
+    /** allows to access sub repositories inside this repository
+     *
+     * @param name describes the path to the sub repository
+     * @return the sub repository
+     * @throws java.io.IOException when the sub repository doesn't exist.
+     */
+    InputRepository openInputRepository(final String name) throws IOException;
+
+    /**
+     * This returns a version number for the given resource. Return zero, if
+     * the resource is not versionable, else return a unique number for each version.
+     * As rule of thumb: Increase the version number by at least one for each change
+     * made to the resource.
+     *
+     * @param name the name of the resource
+     * @return the version number
+     */
+    long getVersion(final String name);
+
+
+
+    boolean isReadable(final String name);
+
+    void closeInputRepository();
+
+    /** returns the URL of the database document
+     *
+     * @return the URL of the database document
+     */
+    String getRootURL();
+}