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diff --git a/qadevOOo/runner/util/CalcTools.java b/qadevOOo/runner/util/CalcTools.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 util;
+
+import com.sun.star.container.XIndexAccess;
+import com.sun.star.lang.IllegalArgumentException;
+import com.sun.star.lang.IndexOutOfBoundsException;
+import com.sun.star.lang.WrappedTargetException;
+import com.sun.star.lang.XComponent;
+import com.sun.star.sheet.XCellRangeData;
+import com.sun.star.sheet.XSpreadsheet;
+import com.sun.star.sheet.XSpreadsheetDocument;
+import com.sun.star.sheet.XSpreadsheets;
+import com.sun.star.table.XCellRange;
+import com.sun.star.uno.AnyConverter;
+import com.sun.star.uno.Exception;
+import com.sun.star.uno.Type;
+import com.sun.star.uno.UnoRuntime;
+
+/**
+ * This class contains some useful methods to handle Calc documents
+ * and its sheets.
+ */
+public class CalcTools {
+
+    /**
+     * fills a range of a calc sheet with computed data of type
+     * <CODE>Double</CODE>.
+     * @param xSheetDoc the Calc documents which should be filled
+     * @param sheetNumber the number of the sheet of <CODE>xSheetDoc</CODE>
+     * @param startCellX the cell number of the X start point (row) of the range to fill
+     * @param startCellY the cell number of the Y start point (column) of the range to fill
+     * @param rangeLengthX the size of the range expansion in X-direction
+     * @param rangeLengthY the size of the range expansion in Y-direction
+     * @throws java.lang.Exception on any error an <CODE>java.lang.Exception</CODE> was thrown
+     */
+    public static void fillCalcSheetWithContent(XComponent xSheetDoc, int sheetNumber,
+                        int startCellX, int startCellY, int rangeLengthX, int rangeLengthY)
+                  throws java.lang.Exception {
+        XSpreadsheet xSheet = getSpreadSheetFromSheetDoc(xSheetDoc, sheetNumber);
+
+        fillCalcSheetWithContent(xSheet, startCellX, startCellY, rangeLengthX, rangeLengthY);
+    }
+
+    /**
+     * fills a range of a calc sheet with computed data of type
+     * <CODE>Double</CODE>.
+     * @param xSheet the sheet to fill with content
+     * @param startCellX the cell number of the X start point (row) of the range to fill
+     * @param startCellY the cell number of the Y start point (column) of the range to fill
+     * @param rangeLengthX the size of the range expansion in X-direction
+     * @param rangeLengthY the size of the range expansion in Y-direction
+     * @throws java.lang.Exception on any error an <CODE>java.lang.Exception</CODE> was thrown
+     */
+    public static void fillCalcSheetWithContent(XSpreadsheet xSheet,
+                        int startCellX, int startCellY, int rangeLengthX, int rangeLengthY)
+                  throws java.lang.Exception {
+        // create a range with content
+        Object[][] newData = new Object[rangeLengthY][rangeLengthX];
+        for (int i=0; i<rangeLengthY; i++) {
+            for (int j=0; j<rangeLengthX; j++) {
+                newData[i][j] = Double.valueOf(10*i +j);
+            }
+        }
+        XCellRange xRange = null;
+        try {
+            xRange = xSheet.getCellRangeByPosition(startCellX, startCellY,
+                                startCellX+rangeLengthX-1, startCellY+rangeLengthY-1);
+        } catch ( IndexOutOfBoundsException ex){
+            throw new Exception(ex, "Couldn't get CellRange from sheet");
+        }
+
+        XCellRangeData xRangeData = UnoRuntime.queryInterface(XCellRangeData.class, xRange);
+
+        xRangeData.setDataArray(newData);
+    }
+
+    /**
+     *
+     * returns an <CODE>XSpreadsheet</CODE> from a Calc document.
+     * @param xSheetDoc the Calc document which contains the sheet
+     * @param sheetNumber the number of the sheet to return
+     * @throws java.lang.Exception on any error an <CODE>java.lang.Exception</CODE> was thrown
+     * @return calc sheet
+     * @see com.sun.star.sheet.XSpreadsheet
+     */
+    private static XSpreadsheet getSpreadSheetFromSheetDoc(XComponent xSheetDoc, int sheetNumber)
+                  throws java.lang.Exception {
+
+        XSpreadsheet xSheet = null;
+
+        try{
+            XSpreadsheetDocument xSpreadsheetDoc = UnoRuntime.queryInterface(XSpreadsheetDocument.class, xSheetDoc);
+
+            XSpreadsheets xSpreadsheets = xSpreadsheetDoc.getSheets();
+
+            XIndexAccess xSheetsIndexArray = UnoRuntime.queryInterface(XIndexAccess.class, xSpreadsheets);
+
+            xSheet = (XSpreadsheet) AnyConverter.toObject(
+                    new Type(XSpreadsheet.class),xSheetsIndexArray.getByIndex(sheetNumber));
+
+        } catch (IllegalArgumentException ex){
+            throw new Exception(ex, "Couldn't get sheet '" +sheetNumber + "'");
+        } catch (IndexOutOfBoundsException ex){
+            throw new Exception(ex, "Couldn't get sheet '" +sheetNumber + "'");
+        } catch (WrappedTargetException ex) {
+            throw new Exception(ex, "Couldn't get sheet '" +sheetNumber + "'");
+        }
+        return xSheet;
+    }
+}