Add back stub hssf.util.Region, which was incorrectly missed when moving to ss.util

git-svn-id: https://svn.apache.org/repos/asf/poi/branches/ooxml@675575 13f79535-47bb-0310-9956-ffa450edef68

src/java/org/apache/poi/hssf/util/Region.java

@@ -0,0 +1,59 @@
+/* ====================================================================
+   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
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+==================================================================== */
+
+
+package org.apache.poi.hssf.util;
+
+import org.apache.poi.hssf.record.MergeCellsRecord.MergedRegion;
+
+/**
+ * Represents a from/to row/col square.  This is a object primitive
+ * that can be used to represent row,col - row,col just as one would use String
+ * to represent a string of characters.  Its really only useful for HSSF though.
+ *
+ * @author  Andrew C. Oliver acoliver at apache dot org
+ */
+
+public class Region extends org.apache.poi.ss.util.Region
+{
+    /**
+     * Creates a new instance of Region (0,0 - 0,0)
+     */
+    public Region()
+    {
+		super();
+    }
+
+    public Region(int rowFrom, short colFrom, int rowTo, short colTo)
+    {
+		super(rowFrom, colFrom, rowTo, colTo);
+    }
+
+    /**
+     * special constructor (I know this is bad but it is so wrong that its right
+     * okay) that makes a region from a mergedcells's region subrecord.
+     */
+
+    public Region(MergedRegion region)
+    {
+        super(region);
+    }
+
+    public Region(String ref) {
+		super(ref);
+	}
+}