src/net/fortuna/ical4j/model/property/UtcProperty.java

Tue, 10 Feb 2015 18:12:00 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Tue, 10 Feb 2015 18:12:00 +0100
changeset 0
fb9019fb1bf7
permissions
-rw-r--r--

Import initial revisions of existing project AndroidCaldavSyncAdapater,
forked from upstream repository at 27e8a0f8495c92e0780d450bdf0c7cec77a03a55.

     1 /**
     2  * Copyright (c) 2012, Ben Fortuna
     3  * All rights reserved.
     4  *
     5  * Redistribution and use in source and binary forms, with or without
     6  * modification, are permitted provided that the following conditions
     7  * are met:
     8  *
     9  *  o Redistributions of source code must retain the above copyright
    10  * notice, this list of conditions and the following disclaimer.
    11  *
    12  *  o Redistributions in binary form must reproduce the above copyright
    13  * notice, this list of conditions and the following disclaimer in the
    14  * documentation and/or other materials provided with the distribution.
    15  *
    16  *  o Neither the name of Ben Fortuna nor the names of any other contributors
    17  * may be used to endorse or promote products derived from this software
    18  * without specific prior written permission.
    19  *
    20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
    21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
    22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
    23  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
    24  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
    25  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
    26  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
    27  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
    28  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
    29  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
    30  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    31  */
    32 package net.fortuna.ical4j.model.property;
    34 import net.fortuna.ical4j.model.DateTime;
    35 import net.fortuna.ical4j.model.ParameterList;
    36 import net.fortuna.ical4j.model.PropertyFactory;
    37 import net.fortuna.ical4j.model.TimeZone;
    38 import net.fortuna.ical4j.model.ValidationException;
    40 /**
    41  * $Id$
    42  *
    43  * Created on 8/08/2005
    44  *
    45  * Superclass for all properties with date-time values that must be specified in UTC time.
    46  * @author Ben Fortuna
    47  */
    48 public abstract class UtcProperty extends DateProperty {
    50     /**
    51      * 
    52      */
    53     private static final long serialVersionUID = 4850079486497487938L;
    55     /**
    56      * @param name a property name
    57      * @param parameters list of parameters
    58      */
    59     public UtcProperty(final String name, final ParameterList parameters, PropertyFactory factory) {
    60         super(name, parameters, factory);
    61         setDate(new DateTime(true));
    62     }
    64     /**
    65      * @param name a property name
    66      */
    67     public UtcProperty(final String name, PropertyFactory factory) {
    68         super(name, factory);
    69         setDate(new DateTime(true));
    70     }
    72     /**
    73      * @return Returns the date-time.
    74      */
    75     public final DateTime getDateTime() {
    76         return (DateTime) getDate();
    77     }
    79     /**
    80      * @param dateTime The dateTime to set.
    81      */
    82     public void setDateTime(final DateTime dateTime) {
    83         // time must be in UTC..
    84         if (dateTime != null) {
    85         	final DateTime utcDateTime = new DateTime(dateTime);
    86             utcDateTime.setUtc(true);
    87             setDate(utcDateTime);
    88         }
    89         else {
    90             setDate(dateTime);
    91         }
    92     }
    94     /**
    95      * {@inheritDoc}
    96      */
    97     public void setTimeZone(TimeZone timezone) {
    98         throw new UnsupportedOperationException("Cannot set timezone for UTC properties");
    99     }
   101     /**
   102      * {@inheritDoc}
   103      */
   104     public void validate() throws ValidationException {
   105         super.validate();
   107         if (getDate() != null && !(getDate() instanceof DateTime)) {
   108             throw new ValidationException(
   109                     "Property must have a DATE-TIME value");
   110         }
   112         final DateTime dateTime = (DateTime) getDate();
   114         if (dateTime != null && !dateTime.isUtc()) {
   115             throw new ValidationException(getName() + 
   116                     ": DATE-TIME value must be specified in UTC time");
   117         }
   118     }
   119 }

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