001package ezvcard.parameter;
002
003import java.util.Collection;
004
005import ezvcard.property.Expertise;
006
007/*
008 Copyright (c) 2012-2023, Michael Angstadt
009 All rights reserved.
010
011 Redistribution and use in source and binary forms, with or without
012 modification, are permitted provided that the following conditions are met: 
013
014 1. Redistributions of source code must retain the above copyright notice, this
015 list of conditions and the following disclaimer. 
016 2. Redistributions in binary form must reproduce the above copyright notice,
017 this list of conditions and the following disclaimer in the documentation
018 and/or other materials provided with the distribution. 
019
020 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
021 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
022 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
023 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
024 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
025 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
026 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
027 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
028 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
029 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
030
031 The views and conclusions contained in the software and documentation are those
032 of the authors and should not be interpreted as representing official policies, 
033 either expressed or implied, of the FreeBSD Project.
034 */
035
036/**
037 * Represents a LEVEL parameter for the {@link Expertise} property.
038 * 
039 * <p>
040 * <b>Supported versions:</b> {@code 4.0}
041 * </p>
042 * @author Michael Angstadt
043 * @see <a href="http://tools.ietf.org/html/rfc6715">RFC 6715</a>
044 */
045public class ExpertiseLevel extends VCardParameter {
046        private static final VCardParameterCaseClasses<ExpertiseLevel> enums = new VCardParameterCaseClasses<>(ExpertiseLevel.class);
047
048        public static final ExpertiseLevel BEGINNER = new ExpertiseLevel("beginner");
049        public static final ExpertiseLevel AVERAGE = new ExpertiseLevel("average");
050        public static final ExpertiseLevel EXPERT = new ExpertiseLevel("expert");
051
052        private ExpertiseLevel(String value) {
053                super(value);
054        }
055
056        /**
057         * Searches for a parameter value that is defined as a static constant in
058         * this class.
059         * @param value the parameter value
060         * @return the object or null if not found
061         */
062        public static ExpertiseLevel find(String value) {
063                return enums.find(value);
064        }
065
066        /**
067         * Searches for a parameter value and creates one if it cannot be found. All
068         * objects are guaranteed to be unique, so they can be compared with
069         * {@code ==} equality.
070         * @param value the parameter value
071         * @return the object
072         */
073        public static ExpertiseLevel get(String value) {
074                return enums.get(value);
075        }
076
077        /**
078         * Gets all of the parameter values that are defined as static constants in
079         * this class.
080         * @return the parameter values
081         */
082        public static Collection<ExpertiseLevel> all() {
083                return enums.all();
084        }
085}