add copyright

git-svn-id: https://svn.apache.org/repos/asf/maven/components/trunk@293564 13f79535-47bb-0310-9956-ffa450edef68

maven-core/src/main/java/org/apache/maven/usability/plugin/ExpressionDocumenter.java

@@ -1,5 +1,21 @@
 package org.apache.maven.usability.plugin;
 
+/*
+ * Copyright 2001-2005 The Apache Software Foundation.
+ *
+ * Licensed 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.
+ */
+
 import org.apache.maven.usability.plugin.io.xpp3.ParamdocXpp3Reader;
 import org.codehaus.plexus.util.IOUtil;
 import org.codehaus.plexus.util.xml.pull.XmlPullParserException;
@@ -94,8 +110,6 @@ public class ExpressionDocumenter
      *   </expression>
      * <expressions>
      * @throws IOException 
-     * @throws ParserConfigurationException 
-     * @throws SAXException 
      * @throws XmlPullParserException 
      */
     private static Map parseExpressionDocumentation( InputStream docStream )