issue652: add copyright notice where missing

1 files changed, 21 insertions, 0 deletions

diff --git a/javaparser-core/src/main/java/com/github/javaparser/ast/observer/Observable.java b/javaparser-core/src/main/java/com/github/javaparser/ast/observer/Observable.java
index 13182ecc9..ce0f926bf 100644
--- a/javaparser-core/src/main/java/com/github/javaparser/ast/observer/Observable.java
+++ b/javaparser-core/src/main/java/com/github/javaparser/ast/observer/Observable.java
@@ -1,3 +1,24 @@
+/*
+ * Copyright (C) 2007-2010 Júlio Vilmar Gesser.
+ * Copyright (C) 2011, 2013-2016 The JavaParser Team.
+ *
+ * This file is part of JavaParser.
+ *
+ * JavaParser can be used either under the terms of
+ * a) the GNU Lesser General Public License as published by
+ *     the Free Software Foundation, either version 3 of the License, or
+ *     (at your option) any later version.
+ * b) the terms of the Apache License
+ *
+ * You should have received a copy of both licenses in LICENCE.LGPL and
+ * LICENCE.APACHE. Please refer to those files for details.
+ *
+ * JavaParser is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ */
+
 package com.github.javaparser.ast.observer;
 
 /**