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src/net/fortuna/ical4j/data/CalendarParserFactory.java@fb9019fb1bf7 (annotated)

src/net/fortuna/ical4j/data/CalendarParserFactory.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.

michael@0	1	/**
michael@0	2	* Copyright (c) 2012, Ben Fortuna
michael@0	3	* All rights reserved.
michael@0	4	*
michael@0	5	* Redistribution and use in source and binary forms, with or without
michael@0	6	* modification, are permitted provided that the following conditions
michael@0	7	* are met:
michael@0	8	*
michael@0	9	* o Redistributions of source code must retain the above copyright
michael@0	10	* notice, this list of conditions and the following disclaimer.
michael@0	11	*
michael@0	12	* o Redistributions in binary form must reproduce the above copyright
michael@0	13	* notice, this list of conditions and the following disclaimer in the
michael@0	14	* documentation and/or other materials provided with the distribution.
michael@0	15	*
michael@0	16	* o Neither the name of Ben Fortuna nor the names of any other contributors
michael@0	17	* may be used to endorse or promote products derived from this software
michael@0	18	* without specific prior written permission.
michael@0	19	*
michael@0	20	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
michael@0	21	* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
michael@0	22	* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
michael@0	23	* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
michael@0	24	* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
michael@0	25	* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
michael@0	26	* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
michael@0	27	* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
michael@0	28	* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
michael@0	29	* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
michael@0	30	* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
michael@0	31	*/
michael@0	32	package net.fortuna.ical4j.data;
michael@0	33
michael@0	34	import net.fortuna.ical4j.util.Configurator;
michael@0	35
michael@0	36	/**
michael@0	37	* <pre>
michael@0	38	* $Id$
michael@0	39	*
michael@0	40	* Created on 08/02/2007
michael@0	41	* </pre>
michael@0	42	*
michael@0	43	* Provides access to the configured {@link CalendarParser} instance. Alternative factory implementations may be
michael@0	44	* specified via the following system property:
michael@0	45	*
michael@0	46	* <pre>
michael@0	47	* net.fortuna.ical4j.parser=&lt;factory_class_name&gt;
michael@0	48	* </pre>
michael@0	49	*
michael@0	50	* @author Ben Fortuna
michael@0	51	*/
michael@0	52	public abstract class CalendarParserFactory {
michael@0	53
michael@0	54	/**
michael@0	55	* The system property used to specify an alternate {@link CalendarParser} implementation.
michael@0	56	*/
michael@0	57	public static final String KEY_FACTORY_CLASS = "net.fortuna.ical4j.parser";
michael@0	58
michael@0	59	private static CalendarParserFactory instance;
michael@0	60	static {
michael@0	61	try {
michael@0	62	final Class factoryClass = Class.forName(
michael@0	63	Configurator.getProperty(KEY_FACTORY_CLASS));
michael@0	64	instance = (CalendarParserFactory) factoryClass.newInstance();
michael@0	65	}
michael@0	66	catch (Exception e) {
michael@0	67	instance = new DefaultCalendarParserFactory();
michael@0	68	}
michael@0	69	}
michael@0	70
michael@0	71	/**
michael@0	72	* @return a shared factory instance
michael@0	73	*/
michael@0	74	public static CalendarParserFactory getInstance() {
michael@0	75	return instance;
michael@0	76	}
michael@0	77
michael@0	78	/**
michael@0	79	* Returns a new instance of the configured {@link CalendarParser}.
michael@0	80	* @return a calendar parser instance
michael@0	81	*/
michael@0	82	public abstract CalendarParser createParser();
michael@0	83
michael@0	84	}