SquirrelJME/SquirrelJME

// -*- Mode: Java; indent-tabs-mode: t; tab-width: 4 -*-
// ---------------------------------------------------------------------------
// SquirrelJME
//     Copyright (C) Stephanie Gawroriski <xer@multiphasicapps.net>
// ---------------------------------------------------------------------------
// SquirrelJME is under the Mozilla Public License Version 2.0.
// See license.mkd for licensing and copyright information.
// ---------------------------------------------------------------------------

package java.util;

/**
 * PrintF flags which may exist to be used.
 *
 * @since 2018/09/24
 */
enum __PrintFFlag__
{
    /** Left justification. */
    LEFT_JUSTIFIED,
    
    /** Alternative form. */
    ALTERNATIVE_FORM,
    
    /** Include sign always. */
    ALWAYS_SIGNED,
    
    /** Padded sign with space. */
    SPACE_FOR_POSITIVE,
    
    /** Zero padded. */
    ZERO_PADDED,
    
    /** Locale specific grouping specifiers. */
    LOCALE_GROUPING,
    
    /** Negative numbers in parenthesis. */
    NEGATIVE_PARENTHESIS,
    
    /** End. */
    ;
    
    /** Internal values. */
    private static final __PrintFFlag__[] _VALUES =
        __PrintFFlag__.values();
    
    /** The number of flags used. */
    public static final int COUNT =
        __PrintFFlag__._VALUES.length;
    
    /**
     * Returns the value for the given ordinal/
     *
     * @param __i The ordinal.
     * @return The flag.
     * @throws IndexOutOfBoundsException If the ordinal is out of range.
     * @since 2018/09/29
     */
    public static final __PrintFFlag__ valueOf(int __i)
        throws IndexOutOfBoundsException
    {
        if (__i < 0 || __i >= __PrintFFlag__.COUNT)
            throw new IndexOutOfBoundsException("IOOB");
        return __PrintFFlag__._VALUES[__i];
    }
    
    /**
     * Decodes the given character to a flag.
     *
     * @param __c The character to decode.
     * @return The flag for the character or {@code null} if it is not valid.
     * @since 2018/09/24
     */
    static final __PrintFFlag__ __decode(char __c)
    {
        switch (__c)
        {
            case '-':    return __PrintFFlag__.LEFT_JUSTIFIED;
            case '#':    return __PrintFFlag__.ALTERNATIVE_FORM;
            case '+':    return __PrintFFlag__.ALWAYS_SIGNED;
            case ' ':    return __PrintFFlag__.SPACE_FOR_POSITIVE;
            case '0':    return __PrintFFlag__.ZERO_PADDED;
            case ',':    return __PrintFFlag__.LOCALE_GROUPING;
            case '(':    return __PrintFFlag__.NEGATIVE_PARENTHESIS;
            default:
                return null;
        }
    }
}