diff -r 5ae3e5665a0b -r cc93757aeca3 src/net/fortuna/ical4j/model/property/CalScale.java
--- a/src/net/fortuna/ical4j/model/property/CalScale.java	Thu Feb 12 18:02:00 2015 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,135 +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.property;
-
-import net.fortuna.ical4j.model.ParameterList;
-import net.fortuna.ical4j.model.Property;
-import net.fortuna.ical4j.model.PropertyFactoryImpl;
-import net.fortuna.ical4j.model.ValidationException;
-import net.fortuna.ical4j.util.CompatibilityHints;
-
-/**
- * $Id$
- * 
- * Created: [Apr 6, 2004]
- *
- * Defines a CALSCALE iCalendar property.
- * @author benf
- */
-public class CalScale extends Property {
-
-    private static final long serialVersionUID = 7446184786984981423L;
-
-    /**
-     * Constant for Gregorian calendar representation.
-     */
-    public static final CalScale GREGORIAN = new ImmutableCalScale("GREGORIAN");
-
-    /**
-     * @author Ben Fortuna An immutable instance of CalScale.
-     */
-    private static final class ImmutableCalScale extends CalScale {
-
-        private static final long serialVersionUID = 1750949550694413878L;
-
-        /**
-         * @param value
-         */
-        private ImmutableCalScale(final String value) {
-            super(new ParameterList(true), value);
-        }
-
-        /**
-         * {@inheritDoc}
-         */
-        public void setValue(final String aValue) {
-            throw new UnsupportedOperationException(
-                    "Cannot modify constant instances");
-        }
-    }
-
-    private String value;
-
-    /**
-     * Default constructor.
-     */
-    public CalScale() {
-        super(CALSCALE, PropertyFactoryImpl.getInstance());
-    }
-
-    /**
-     * @param aValue a value string for this component
-     */
-    public CalScale(final String aValue) {
-        super(CALSCALE, PropertyFactoryImpl.getInstance());
-        this.value = aValue;
-    }
-
-    /**
-     * @param aList a list of parameters for this component
-     * @param aValue a value string for this component
-     */
-    public CalScale(final ParameterList aList, final String aValue) {
-        super(CALSCALE, aList, PropertyFactoryImpl.getInstance());
-        this.value = aValue;
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    public void setValue(final String aValue) {
-        this.value = aValue;
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    public final String getValue() {
-        return value;
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    public final void validate() throws ValidationException {
-    	if (CompatibilityHints.isHintEnabled(CompatibilityHints.KEY_RELAXED_VALIDATION)) {
-            if (!GREGORIAN.getValue().equalsIgnoreCase(value)) {
-                throw new ValidationException("Invalid value [" + value + "]");
-            }
-    	}
-    	else {
-            if (!GREGORIAN.getValue().equals(value)) {
-                throw new ValidationException("Invalid value [" + value + "]");
-            }
-    	}
-    }
-}