fixed comments and error message

Submitted by: dIon Gillard <dion@multitask.com.au>


git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@267640 13f79535-47bb-0310-9956-ffa450edef68

src/main/org/apache/tools/ant/taskdefs/optional/RenameExtensions.java

@@ -1,7 +1,66 @@
 /*
- * RenameExtensions.java
+ * The Apache Software License, Version 1.1
+ * Copyright (c) 1999 The Apache Software Foundation.  All rights
+ * reserved.
  *
- * Created on 16 March 2000, 23:14
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. The end-user documentation included with the redistribution, if
+ *    any, must include the following acknowlegement:
+ *       "This product includes software developed by the
+ *        Apache Software Foundation (http://www.apache.org/)."
+ *    Alternately, this acknowlegement may appear in the software itself,
+ *    if and wherever such third-party acknowlegements normally appear.
+ *
+ * 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
+ *    Foundation" must not be used to endorse or promote products derived
+ *    from this software without prior written permission. For written
+ *    permission, please contact apache@apache.org.
+ *
+ * 5. Products derived from this software may not be called "Apache"
+ *    nor may "Apache" appear in their names without prior written
+ *    permission of the Apache Group.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation.  For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ *
+ * Task to rename files based on extension. This task has the following
+ * properties which can be set:
+ * <ul>
+ * <li>fromExtension: </li>
+ * <li>toExtension: </li>
+ * <li>srcDir: </li>
+ * <li>replace: </li>
+ * </ul>
+ *
+ * @author dIon Gillard <a href="mailto:dion@multitask.com.au">dion@multitask.com.au</a>
+ * @version 1.2
  */
 
 package org.apache.tools.ant.taskdefs.optional;
@@ -61,7 +120,7 @@ public class RenameExtensions extends MatchingTask {
 
         // first off, make sure that we've got a from and to extension
         if (fromExtension == null || toExtension == null || srcDir == null) {
-            throw new BuildException("srcDir, destDir, fromExtension and toExtension attributes must be set!");
+            throw new BuildException("srcDir, fromExtension and toExtension attributes must be set!");
         }
 
         // scan source and dest dirs to build up rename list