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;

import cc.squirreljme.runtime.cldc.annotation.Api;
import cc.squirreljme.runtime.cldc.debug.Debugging;
import cc.squirreljme.runtime.cldc.time.ISO6801Calendar;

@Api
public abstract class Calendar
    implements Cloneable, Comparable<Calendar>
{
    @Api
    public static final int AM =
        0;
    
    @Api
    public static final int AM_PM =
        9;
    
    @Api
    public static final int APRIL =
        3;
    
    @Api
    public static final int AUGUST =
        7;
    
    @Api
    public static final int DATE =
        5;
    
    @Api
    public static final int DAY_OF_MONTH =
        5;
    
    @Api
    public static final int DAY_OF_WEEK =
        7;
    
    @Api
    public static final int DAY_OF_WEEK_IN_MONTH =
        8;
    
    @Api
    public static final int DAY_OF_YEAR =
        6;
    
    @Api
    public static final int DECEMBER =
        11;
    
    @Api
    public static final int DST_OFFSET =
        16;
    
    @Api
    public static final int ERA =
        0;
    
    @Api
    public static final int FEBRUARY =
        1;
    
    @Api
    public static final int FIELD_COUNT =
        17;
    
    @Api
    public static final int FRIDAY =
        6;
    
    @Api
    public static final int HOUR =
        10;
    
    @Api
    public static final int HOUR_OF_DAY =
        11;
    
    @Api
    public static final int JANUARY =
        0;
    
    @Api
    public static final int JULY =
        6;
    
    @Api
    public static final int JUNE =
        5;
    
    @Api
    public static final int MARCH =
        2;
    
    @Api
    public static final int MAY =
        4;
    
    @Api
    public static final int MILLISECOND =
        14;
    
    @Api
    public static final int MINUTE =
        12;
    
    @Api
    public static final int MONDAY =
        2;
    
    @Api
    public static final int MONTH =
        2;
    
    @Api
    public static final int NOVEMBER =
        10;
    
    @Api
    public static final int OCTOBER =
        9;
    
    @Api
    public static final int PM =
        1;
    
    @Api
    public static final int SATURDAY =
        7;
    
    @Api
    public static final int SECOND =
        13;
    
    @Api
    public static final int SEPTEMBER =
        8;
    
    @Api
    public static final int SUNDAY =
        1;
    
    @Api
    public static final int THURSDAY =
        5;
    
    @Api
    public static final int TUESDAY =
        3;
    
    @SuppressWarnings("SpellCheckingInspection")
    @Api
    public static final int UNDECIMBER =
        12;
    
    @Api
    public static final int WEDNESDAY =
        4;
    
    @Api
    public static final int WEEK_OF_MONTH =
        4;
    
    @Api
    public static final int WEEK_OF_YEAR =
        3;
    
    @Api
    public static final int YEAR =
        1;
    
    @Api
    public static final int ZONE_OFFSET =
        15;
    
    @Api
    protected boolean areFieldsSet;
    
    @Api
    protected int[] fields;
    
    @Api
    protected boolean[] isSet;
    
    /** Has the time been set? */
    @Api
    protected boolean isTimeSet;
    
    /** The current UTC milliseconds since the Unix epoch. */
    @Api
    protected long time;
    
    @Api
    protected Calendar()
    {
    }
    
    @Api
    public abstract void add(int __a, int __b);
    
    @Api
    protected abstract void computeFields();
    
    @Api
    protected abstract void computeTime();
    
    @Api
    public abstract int getGreatestMinimum(int __a);
    
    @Api
    public abstract int getLeastMaximum(int __a);
    
    @Api
    public abstract int getMaximum(int __a);
    
    @Api
    public abstract int getMinimum(int __a);
    
    @Api
    public abstract void roll(int __a, boolean __b);
    
    @Api
    public boolean after(Object __a)
    {
        throw Debugging.todo();
    }
    
    @Api
    public boolean before(Object __a)
    {
        throw Debugging.todo();
    }
    
    @Api
    public final void clear()
    {
        throw Debugging.todo();
    }
    
    @Api
    public final void clear(int __a)
    {
        throw Debugging.todo();
    }
    
    @Override
    public Object clone()
    {
        throw Debugging.todo();
    }
    
    @Override
    public int compareTo(Calendar __a)
    {
        throw Debugging.todo();
    }
    
    @Api
    protected void complete()
    {
    }
    
    @Override
    public boolean equals(Object __a)
    {
        throw Debugging.todo();
    }
    
    @Api
    public int get(int __fieldId)
    {
        // Debug
        Debugging.debugNote("Calendar.get(%d)", __fieldId);
        
        throw Debugging.todo();
    }
    
    @Api
    public int getActualMaximum(int __a)
    {
        throw Debugging.todo();
    }
    
    @Api
    public int getActualMinimum(int __a)
    {
        throw Debugging.todo();
    }
    
    @Api
    public int getFirstDayOfWeek()
    {
        throw Debugging.todo();
    }
    
    @Api
    public int getMinimalDaysInFirstWeek()
    {
        throw Debugging.todo();
    }
    
    @Api
    public final Date getTime()
    {
        throw Debugging.todo();
    }
    
    @Api
    public long getTimeInMillis()
    {
        throw Debugging.todo();
    }
    
    @Api
    public TimeZone getTimeZone()
    {
        throw Debugging.todo();
    }
    
    @Override
    public int hashCode()
    {
        throw Debugging.todo();
    }
    
    @Api
    protected final int internalGet(int __a)
    {
        throw Debugging.todo();
    }
    
    @Api
    public boolean isLenient()
    {
        throw Debugging.todo();
    }
    
    @Api
    public final boolean isSet(int __a)
    {
        throw Debugging.todo();
    }
    
    @Api
    public void roll(int __a, int __b)
    {
        throw Debugging.todo();
    }
    
    @Api
    public void set(int __a, int __b)
    {
        throw Debugging.todo();
    }
    
    @Api
    public final void set(int __a, int __b, int __c)
    {
        throw Debugging.todo();
    }
    
    @Api
    public final void set(int __a, int __b, int __c, int __d, int __e)
    {
        throw Debugging.todo();
    }
    
    @Api
    public final void set(int __a, int __b, int __c, int __d, int __e, int
        __f)
    {
        throw Debugging.todo();
    }
    
    @Api
    public void setFirstDayOfWeek(int __a)
    {
        throw Debugging.todo();
    }
    
    @Api
    public void setLenient(boolean __a)
    {
        throw Debugging.todo();
    }
    
    @Api
    public void setMinimalDaysInFirstWeek(int __a)
    {
        throw Debugging.todo();
    }
    
    /**
     * Sets the calendar to the given date.
     *
     * @param __time The date to set.
     * @throws NullPointerException On null arguments.
     * @since 2024/01/30
     */
    @Api
    public final void setTime(Date __time)
        throws NullPointerException
    {
        if (__time == null)
            throw new NullPointerException("NARG");
        
        this.__setTimeInMillis(__time.getTime());
    }
    
    /**
     * Sets the time to the given UTC milliseconds since the Unix epoch.
     *
     * @param __utcMillis The number of UTC milliseconds since the Unix epoch.
     * @since 2024/01/30
     */
    @Api
    public void setTimeInMillis(long __utcMillis)
    {
        this.__setTimeInMillis(__utcMillis);
    }
    
    @Api
    public void setTimeZone(TimeZone __a)
    {
        throw Debugging.todo();
    }
    
    @Override
    public String toString()
    {
        throw Debugging.todo();
    }
    
    /**
     * Performs the actual time setting logic.
     *
     * @param __utcMillis The milliseconds to set to.
     * @since 2024/01/30
     */
    private void __setTimeInMillis(long __utcMillis)
    {
        synchronized (this)
        {
            // Was time set previously?
            boolean wasTimeSet = this.isTimeSet;
            
            // Directly set
            this.time = __utcMillis;
            this.isTimeSet = true;
            
            // Calculate time fields from milliseconds?
            if (!wasTimeSet)
                this.computeFields();
            this.complete();
        }
    }
    
    /**
     * Returns a calendar instance which uses the default timezone and
     * system locale.
     *
     * @return The instance of the calendar.
     * @since 2024/01/30
     */
    @Api
    public static Calendar getInstance()
    {
        return Calendar.getInstance(TimeZone.getDefault());
    }
    
    /**
     * Returns a calendar in the given time zone with the default locale.
     *
     * @param __zone The time zone the calendar should be in.
     * @return The instance of the calendar.
     * @throws NullPointerException On null arguments.
     * @since 2024/01/30
     */
    @Api
    public static Calendar getInstance(TimeZone __zone)
        throws NullPointerException
    {
        if (__zone == null)
            throw new NullPointerException("NARG");
        
        // TODO
        Debugging.todoNote("Calendar.getInstance(%s)", __zone);
        
        // Use generic ISO6801 implementation
        return new ISO6801Calendar(__zone);
    }
}