error message changed when the opened file is not swf

libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/SwfOpenException.java

@@ -0,0 +1,30 @@
+/*
+ *  Copyright (C) 2010-2015 JPEXS
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program 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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.jpexs.decompiler.flash;
+
+import java.io.IOException;
+
+/**
+ *
+ * @author JPEXS
+ */
+public class SwfOpenException extends IOException {
+
+    public SwfOpenException(String message) {
+        super(message);
+    }
+}