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/*
 * This file is available under and governed by the GNU General Public
 * License version 2 only, as published by the Free Software Foundation. 
 * However, the following notice accompanied the original version of this
 * file:
 *
 * Copyright (c) 2008-2013, Stephen Colebourne & Michael Nascimento Santos
 *
 * All rights reserved. 
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
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 *  * Neither the name of JSR-310 nor the names of its contributors
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 */
package java.time.format;

/**
 * Enumeration of different ways to resolve dates and times. 
 * <p>
 * Parsing a text string occurs in two phases. 
 * Phase 1 is a basic text parse according to the fields added to the builder. 
 * Phase 2 resolves the parsed field-value pairs into date and/or time objects. 
 * This style is used to control how phase 2, resolving, happens. 
 *
 * @implSpec
 * This is an immutable and thread-safe enum. 
 *
 * @since 1.8
 */
public enum ResolverStyle {

    /**
     * Style to resolve dates and times strictly. 
     * <p>
     * Using strict resolution will ensure that all parsed values are within
     * the outer range of valid values for the field.  Individual fields may
     * be further processed for strictness. 
     * <p>
     * For example, resolving year-month and day-of-month in the ISO calendar
     * system using strict mode will ensure that the day-of-month is valid
     * for the year-month, rejecting invalid values. 
     */
    STRICT,
    /**
     * Style to resolve dates and times in a smart, or intelligent, manner. 
     * <p>
     * Using smart resolution will perform the sensible default for each
     * field, which may be the same as strict, the same as lenient, or a third
     * behavior.  Individual fields will interpret this differently. 
     * <p>
     * For example, resolving year-month and day-of-month in the ISO calendar
     * system using smart mode will ensure that the day-of-month is from
     * 1 to 31, converting any value beyond the last valid day-of-month to be
     * the last valid day-of-month. 
     */
    SMART,
    /**
     * Style to resolve dates and times leniently. 
     * <p>
     * Using lenient resolution will resolve the values in an appropriate
     * lenient manner.  Individual fields will interpret this differently. 
     * <p>
     * For example, lenient mode allows the month in the ISO calendar system
     * to be outside the range 1 to 12. 
     * For example, month 15 is treated as being 3 months after month 12. 
     */
    LENIENT;

}
