diff -r 5ae3e5665a0b -r cc93757aeca3 src/net/fortuna/ical4j/model/TimeZoneRegistry.java
--- a/src/net/fortuna/ical4j/model/TimeZoneRegistry.java	Thu Feb 12 18:02:00 2015 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,77 +0,0 @@
-/**
- * Copyright (c) 2012, Ben Fortuna
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- *  o Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- *  o 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.
- *
- *  o Neither the name of Ben Fortuna nor the names of any other contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS 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 COPYRIGHT OWNER OR
- * 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.
- */
-package net.fortuna.ical4j.model;
-
-/**
- * $Id$
- *
- * Created on 18/09/2005
- *
- * Implementors provide a list of timezone definitions applicable for use
- * with iCalendar objects.
- * @author Ben Fortuna
- */
-public interface TimeZoneRegistry {
-
-    /**
-     * Registers a new timezone for use with iCalendar objects. If a timezone
-     * with the same identifier is already registered this timezone will take
-     * precedence.
-     * @param timezone a timezone to be registered for use with iCalendar
-     * objects
-     */
-    void register(final TimeZone timezone);
-    
-    /**
-     * Registers a new timezone for use with iCalendar objects. If a timezone
-     * with the same identifier is already registered this timezone will take
-     * precedence.
-     * @param timezone a timezone to be registered for use with iCalendar
-     * objects
-     * @param update attempt to update the definition from any specified TZURL
-     * property if true
-     */
-    void register(final TimeZone timezone, boolean update);
-    
-    /**
-     * Clears all registered timezones.
-     */
-    void clear();
-    
-    /**
-     * Returns a timezone with the specified identifier.
-     * @param id a timezone identifier
-     * @return a timezone matching the specified identifier. If no timezone
-     * is registered with the specified identifier null is returned.
-     */
-    TimeZone getTimeZone(final String id);
-}