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QtJambi base module containing QtCore, QtGui and QtWidgets.
There is a newer version: 6.8.0
package io.qt.core;

import io.qt.*;


/**
 * Date functions
 * Java wrapper for Qt class QDate
 */
public class QDate extends QtObject
    implements java.lang.Comparable,
            java.lang.Cloneable
{
    static {
        QtJambi_LibraryUtilities.initialize();
    }
    
    
    /**
     * See QDate::QDate()
     */
    public QDate(){
        super((QPrivateConstructor)null);
        initialize_native(this);
    }
    
    private native static void initialize_native(QDate instance);
    
    /**
     * See QDate::QDate(QDate)
     */
    public QDate(io.qt.core.@NonNull QDate other){
        super((QPrivateConstructor)null);
        initialize_native(this, other);
    }
    
    private native static void initialize_native(QDate instance, io.qt.core.QDate other);
    
    /**
     * See QDate::QDate(int,int,int)
     */
    public QDate(int y, int m, int d){
        super((QPrivateConstructor)null);
        initialize_native(this, y, m, d);
    }
    
    private native static void initialize_native(QDate instance, int y, int m, int d);
    
    /**
     * See QDate::QDate(int,int,int,QCalendar)
     */
    public QDate(int y, int m, int d, io.qt.core.@NonNull QCalendar cal){
        super((QPrivateConstructor)null);
        initialize_native(this, y, m, d, cal);
    }
    
    private native static void initialize_native(QDate instance, int y, int m, int d, io.qt.core.QCalendar cal);
    
    /**
     * See QDate::addDays(qint64)const
     */
    @QtUninvokable
    public final io.qt.core.@NonNull QDate addDays(long days){
        return addDays_native_qint64_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), days);
    }
    
    @QtUninvokable
    private native io.qt.core.QDate addDays_native_qint64_constfct(long __this__nativeId, long days);
    
    /**
     * See QDate::addMonths(int)const
     */
    @QtUninvokable
    public final io.qt.core.@NonNull QDate addMonths(int months){
        return addMonths_native_int_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), months);
    }
    
    @QtUninvokable
    private native io.qt.core.QDate addMonths_native_int_constfct(long __this__nativeId, int months);
    
    /**
     * See QDate::addMonths(int,QCalendar)const
     */
    @QtUninvokable
    public final io.qt.core.@NonNull QDate addMonths(int months, io.qt.core.@NonNull QCalendar cal){
        return addMonths_native_int_QCalendar_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), months, QtJambi_LibraryUtilities.internal.checkedNativeId(cal));
    }
    
    @QtUninvokable
    private native io.qt.core.QDate addMonths_native_int_QCalendar_constfct(long __this__nativeId, int months, long cal);
    
    /**
     * See QDate::addYears(int)const
     */
    @QtUninvokable
    public final io.qt.core.@NonNull QDate addYears(int years){
        return addYears_native_int_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), years);
    }
    
    @QtUninvokable
    private native io.qt.core.QDate addYears_native_int_constfct(long __this__nativeId, int years);
    
    /**
     * See QDate::addYears(int,QCalendar)const
     */
    @QtUninvokable
    public final io.qt.core.@NonNull QDate addYears(int years, io.qt.core.@NonNull QCalendar cal){
        return addYears_native_int_QCalendar_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), years, QtJambi_LibraryUtilities.internal.checkedNativeId(cal));
    }
    
    @QtUninvokable
    private native io.qt.core.QDate addYears_native_int_QCalendar_constfct(long __this__nativeId, int years, long cal);
    
    /**
     * See QDate::day()const
     */
    @QtUninvokable
    public final int day(){
        return day_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native int day_native_constfct(long __this__nativeId);
    
    /**
     * See QDate::day(QCalendar)const
     */
    @QtUninvokable
    public final int day(io.qt.core.@NonNull QCalendar cal){
        return day_native_QCalendar_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(cal));
    }
    
    @QtUninvokable
    private native int day_native_QCalendar_constfct(long __this__nativeId, long cal);
    
    /**
     * See QDate::dayOfWeek()const
     */
    @QtUninvokable
    public final int dayOfWeek(){
        return dayOfWeek_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native int dayOfWeek_native_constfct(long __this__nativeId);
    
    /**
     * See QDate::dayOfWeek(QCalendar)const
     */
    @QtUninvokable
    public final int dayOfWeek(io.qt.core.@NonNull QCalendar cal){
        return dayOfWeek_native_QCalendar_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(cal));
    }
    
    @QtUninvokable
    private native int dayOfWeek_native_QCalendar_constfct(long __this__nativeId, long cal);
    
    /**
     * See QDate::dayOfYear()const
     */
    @QtUninvokable
    public final int dayOfYear(){
        return dayOfYear_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native int dayOfYear_native_constfct(long __this__nativeId);
    
    /**
     * See QDate::dayOfYear(QCalendar)const
     */
    @QtUninvokable
    public final int dayOfYear(io.qt.core.@NonNull QCalendar cal){
        return dayOfYear_native_QCalendar_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(cal));
    }
    
    @QtUninvokable
    private native int dayOfYear_native_QCalendar_constfct(long __this__nativeId, long cal);
    
    /**
     * See QDate::daysInMonth()const
     */
    @QtUninvokable
    public final int daysInMonth(){
        return daysInMonth_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native int daysInMonth_native_constfct(long __this__nativeId);
    
    /**
     * See QDate::daysInMonth(QCalendar)const
     */
    @QtUninvokable
    public final int daysInMonth(io.qt.core.@NonNull QCalendar cal){
        return daysInMonth_native_QCalendar_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(cal));
    }
    
    @QtUninvokable
    private native int daysInMonth_native_QCalendar_constfct(long __this__nativeId, long cal);
    
    /**
     * See QDate::daysInYear()const
     */
    @QtUninvokable
    public final int daysInYear(){
        return daysInYear_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native int daysInYear_native_constfct(long __this__nativeId);
    
    /**
     * See QDate::daysInYear(QCalendar)const
     */
    @QtUninvokable
    public final int daysInYear(io.qt.core.@NonNull QCalendar cal){
        return daysInYear_native_QCalendar_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(cal));
    }
    
    @QtUninvokable
    private native int daysInYear_native_QCalendar_constfct(long __this__nativeId, long cal);
    
    /**
     * See QDate::daysTo(QDate)const
     */
    @QtUninvokable
    public final long daysTo(io.qt.core.@NonNull QDate d){
        return daysTo_native_QDate_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(d));
    }
    
    @QtUninvokable
    private native long daysTo_native_QDate_constfct(long __this__nativeId, long d);
    
    /**
     * See QDate::endOfDay()const
     * This function was introduced in Qt 6.5.
     */
    @QtUninvokable
    public final io.qt.core.@NonNull QDateTime endOfDay(){
        return endOfDay_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native io.qt.core.QDateTime endOfDay_native_constfct(long __this__nativeId);
    
    /**
     * See QDate::endOfDay(QTimeZone)const
     */
    @QtUninvokable
    public final io.qt.core.@NonNull QDateTime endOfDay(io.qt.core.@NonNull QTimeZone zone){
        return endOfDay_native_cref_QTimeZone_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(zone));
    }
    
    @QtUninvokable
    private native io.qt.core.QDateTime endOfDay_native_cref_QTimeZone_constfct(long __this__nativeId, long zone);
    
    /**
     * See QDate::endOfDay(Qt::TimeSpec,int)const
     */
    @QtUninvokable
    public final io.qt.core.@NonNull QDateTime endOfDay(io.qt.core.Qt.@NonNull TimeSpec spec, int offsetSeconds){
        return endOfDay_native_Qt_TimeSpec_int_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), spec.value(), offsetSeconds);
    }
    
    @QtUninvokable
    private native io.qt.core.QDateTime endOfDay_native_Qt_TimeSpec_int_constfct(long __this__nativeId, int spec, int offsetSeconds);
    
    /**
     * See QDate::isNull()const
     */
    @QtUninvokable
    public final boolean isNull(){
        return isNull_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native boolean isNull_native_constfct(long __this__nativeId);
    
    /**
     * See QDate::isValid()const
     */
    @QtUninvokable
    public final boolean isValid(){
        return isValid_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native boolean isValid_native_constfct(long __this__nativeId);
    
    /**
     * See QDate::month()const
     */
    @QtUninvokable
    public final int month(){
        return month_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native int month_native_constfct(long __this__nativeId);
    
    /**
     * See QDate::month(QCalendar)const
     */
    @QtUninvokable
    public final int month(io.qt.core.@NonNull QCalendar cal){
        return month_native_QCalendar_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(cal));
    }
    
    @QtUninvokable
    private native int month_native_QCalendar_constfct(long __this__nativeId, long cal);
    
    /**
     * See operator<(QDate,QDate)
     */
    @QtUninvokable
    private final boolean operator_less(io.qt.core.@NonNull QDate rhs){
        return operator_less_native_cref_QDate(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(rhs));
    }
    
    @QtUninvokable
    private native boolean operator_less_native_cref_QDate(long __this__nativeId, long rhs);
    
    /**
     * See operator<<(QDataStream&,QDate)
     */
    @QtUninvokable
    public void writeTo(io.qt.core.@StrictNonNull QDataStream arg__1){
        java.util.Objects.requireNonNull(arg__1, "Argument 'arg__1': null not expected.");
        writeTo_native_ref_QDataStream(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(arg__1));
    }
    
    @QtUninvokable
    private native void writeTo_native_ref_QDataStream(long __this__nativeId, long arg__1);
    
    /**
     * See operator==(QDate,QDate)
     */
    @QtUninvokable
    public final boolean equals(io.qt.core.@NonNull QDate rhs){
        return equals_native_cref_QDate(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(rhs));
    }
    
    @QtUninvokable
    private native boolean equals_native_cref_QDate(long __this__nativeId, long rhs);
    
    /**
     * See operator>>(QDataStream&,QDate&)
     */
    @QtUninvokable
    public void readFrom(io.qt.core.@StrictNonNull QDataStream arg__1){
        java.util.Objects.requireNonNull(arg__1, "Argument 'arg__1': null not expected.");
        readFrom_native_ref_QDataStream(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(arg__1));
    }
    
    @QtUninvokable
    private native void readFrom_native_ref_QDataStream(long __this__nativeId, long arg__1);
    
    /**
     * See QDate::setDate(int,int,int)
     */
    @QtUninvokable
    public final boolean setDate(int year, int month, int day){
        return setDate_native_int_int_int(QtJambi_LibraryUtilities.internal.nativeId(this), year, month, day);
    }
    
    @QtUninvokable
    private native boolean setDate_native_int_int_int(long __this__nativeId, int year, int month, int day);
    
    /**
     * See QDate::setDate(int,int,int,QCalendar)
     */
    @QtUninvokable
    public final boolean setDate(int year, int month, int day, io.qt.core.@NonNull QCalendar cal){
        return setDate_native_int_int_int_QCalendar(QtJambi_LibraryUtilities.internal.nativeId(this), year, month, day, QtJambi_LibraryUtilities.internal.checkedNativeId(cal));
    }
    
    @QtUninvokable
    private native boolean setDate_native_int_int_int_QCalendar(long __this__nativeId, int year, int month, int day, long cal);
    
    /**
     * See QDate::startOfDay()const
     * This function was introduced in Qt 6.5.
     */
    @QtUninvokable
    public final io.qt.core.@NonNull QDateTime startOfDay(){
        return startOfDay_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native io.qt.core.QDateTime startOfDay_native_constfct(long __this__nativeId);
    
    /**
     * See QDate::startOfDay(QTimeZone)const
     */
    @QtUninvokable
    public final io.qt.core.@NonNull QDateTime startOfDay(io.qt.core.@NonNull QTimeZone zone){
        return startOfDay_native_cref_QTimeZone_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(zone));
    }
    
    @QtUninvokable
    private native io.qt.core.QDateTime startOfDay_native_cref_QTimeZone_constfct(long __this__nativeId, long zone);
    
    /**
     * See QDate::startOfDay(Qt::TimeSpec,int)const
     */
    @QtUninvokable
    public final io.qt.core.@NonNull QDateTime startOfDay(io.qt.core.Qt.@NonNull TimeSpec spec, int offsetSeconds){
        return startOfDay_native_Qt_TimeSpec_int_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), spec.value(), offsetSeconds);
    }
    
    @QtUninvokable
    private native io.qt.core.QDateTime startOfDay_native_Qt_TimeSpec_int_constfct(long __this__nativeId, int spec, int offsetSeconds);
    
    /**
     * See QDate::toJulianDay()const
     */
    @QtUninvokable
    public final long toJulianDay(){
        return toJulianDay_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native long toJulianDay_native_constfct(long __this__nativeId);
    
    /**
     * See QDate::toString(QStringView)const
     */
    @QtUninvokable
    public final java.lang.@NonNull String toString(java.lang.@NonNull String format){
        return toString_native_QStringView_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), format);
    }
    
    @QtUninvokable
    private native java.lang.String toString_native_QStringView_constfct(long __this__nativeId, java.lang.String format);
    
    /**
     * See QDate::toString(QStringView,QCalendar)const
     */
    @QtUninvokable
    public final java.lang.@NonNull String toString(java.lang.@NonNull String format, io.qt.core.@NonNull QCalendar cal){
        return toString_native_QStringView_QCalendar_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), format, QtJambi_LibraryUtilities.internal.checkedNativeId(cal));
    }
    
    @QtUninvokable
    private native java.lang.String toString_native_QStringView_QCalendar_constfct(long __this__nativeId, java.lang.String format, long cal);
    
    /**
     * See QDate::toString(Qt::DateFormat)const
     */
    @QtUninvokable
    public final java.lang.@NonNull String toString(io.qt.core.Qt.@NonNull DateFormat format){
        return toString_native_Qt_DateFormat_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), format.value());
    }
    
    @QtUninvokable
    private native java.lang.String toString_native_Qt_DateFormat_constfct(long __this__nativeId, int format);
    
    /**
     * See QDate::weekNumber(int*)const
     */
    @QtUninvokable
    public final io.qt.core.QDate.@StrictNonNull Week weekNumber(){
        return weekNumber_native_int_ptr_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native io.qt.core.QDate.Week weekNumber_native_int_ptr_constfct(long __this__nativeId);
    
    /**
     * See QDate::year()const
     */
    @QtUninvokable
    public final int year(){
        return year_native_constfct(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    
    @QtUninvokable
    private native int year_native_constfct(long __this__nativeId);
    
    /**
     * See QDate::year(QCalendar)const
     */
    @QtUninvokable
    public final int year(io.qt.core.@NonNull QCalendar cal){
        return year_native_QCalendar_constfct(QtJambi_LibraryUtilities.internal.nativeId(this), QtJambi_LibraryUtilities.internal.checkedNativeId(cal));
    }
    
    @QtUninvokable
    private native int year_native_QCalendar_constfct(long __this__nativeId, long cal);
    
    /**
     * See QDate::currentDate()
     */
    public native static io.qt.core.@NonNull QDate currentDate();
    
    /**
     * See QDate::fromJulianDay(qint64)
     */
    public native static io.qt.core.@NonNull QDate fromJulianDay(long jd_);
    
    /**
     * See QDate::fromString(QString,QStringView,int)
     * This function was introduced in Qt 6.7.
     */
    public native static io.qt.core.@NonNull QDate fromString(java.lang.@NonNull String string, java.lang.@NonNull String format, int baseYear);
    
    /**
     * See QDate::fromString(QString,QStringView,int,QCalendar)
     * This function was introduced in Qt 6.0.
     */
    public static io.qt.core.@NonNull QDate fromString(java.lang.@NonNull String string, java.lang.@NonNull String format, int baseYear, io.qt.core.@NonNull QCalendar cal){
        return fromString_native_cref_QString_QStringView_int_QCalendar(string, format, baseYear, QtJambi_LibraryUtilities.internal.checkedNativeId(cal));
    }
    
    private native static io.qt.core.QDate fromString_native_cref_QString_QStringView_int_QCalendar(java.lang.String string, java.lang.String format, int baseYear, long cal);
    
    /**
     * See QDate::fromString(QStringView,Qt::DateFormat)
     * This function was introduced in Qt 6.0.
     */
    public static io.qt.core.@NonNull QDate fromString(java.lang.@NonNull String string, io.qt.core.Qt.@NonNull DateFormat format){
        return fromString_native_QStringView_Qt_DateFormat(string, format.value());
    }
    
    private native static io.qt.core.QDate fromString_native_QStringView_Qt_DateFormat(java.lang.String string, int format);
    
    /**
     * See QDate::isLeapYear(int)
     */
    public native static boolean isLeapYear(int year);
    
    /**
     * See QDate::isValid(int,int,int)
     */
    public native static boolean isValid(int y, int m, int d);
    
    /**
     * Constructor for internal use only.
     * @param p expected to be null.
     * @hidden
     */
    @NativeAccess
    protected QDate(QPrivateConstructor p) { super(p); } 
    

    /**
     * See operator==(QDate,QDate)
     */
    @Override
    @QtUninvokable
    public boolean equals(Object other) {
        if (other==null || other instanceof io.qt.core.QDate) {
            return equals((io.qt.core.QDate) other);
        }

        return false;
    }

    /**
     * See operator<(QDate,QDate)
     */
    @QtUninvokable
    public int compareTo(io.qt.core.@StrictNonNull QDate other) {
        if (equals(other)) return 0;
        else if (operator_less(other)) return -1;
        else return 1;
    }


    /**
     * Returns the objects's hash code computed by qHash(QDate).
     */
    @QtUninvokable
    @Override
    public int hashCode() {
        return hashCode_native(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    @QtUninvokable
    private native static int hashCode_native(long __this_nativeId);
    /**
     * Result class for {@link QDate#weekNumber()}
     */
    public final static class Week{
        private Week(int weekNumber, int yearNumber){
            this.weekNumber = weekNumber;
            this.yearNumber = yearNumber;
        }
        public final int weekNumber;
        public final int yearNumber;
    }
    
    /**
     * Creates and returns a copy of this object.
    See QDate::QDate(QDate)
     */
    @QtUninvokable
    @Override
    public QDate clone() {
        return clone_native(QtJambi_LibraryUtilities.internal.nativeId(this));
    }
    private static native QDate clone_native(long __this_nativeId);
    
    /**
     * Overloaded function for {@link #endOfDay(io.qt.core.Qt.TimeSpec, int)}
     *  with offsetSeconds = 0.
     */
    @QtUninvokable
    public final io.qt.core.@NonNull QDateTime endOfDay(io.qt.core.Qt.@NonNull TimeSpec spec) {
        return endOfDay(spec, (int)0);
    }
    
    /**
     * Overloaded function for {@link #startOfDay(io.qt.core.Qt.TimeSpec, int)}
     *  with offsetSeconds = 0.
     */
    @QtUninvokable
    public final io.qt.core.@NonNull QDateTime startOfDay(io.qt.core.Qt.@NonNull TimeSpec spec) {
        return startOfDay(spec, (int)0);
    }
    
    /**
     * Overloaded function for {@link #toString(io.qt.core.Qt.DateFormat)}
     *  with format = io.qt.core.Qt.DateFormat.TextDate.
     */
    @QtUninvokable
    public final java.lang.@NonNull String toString() {
        return toString(io.qt.core.Qt.DateFormat.TextDate);
    }
    
    /**
     * Overloaded function for {@link #fromString(java.lang.String, java.lang.String, int)}
     *  with baseYear = io.qt.core.QLocale.DefaultTwoDigitBaseYear.
     */
    public static io.qt.core.@NonNull QDate fromString(java.lang.@NonNull String string, java.lang.@NonNull String format) {
        return fromString(string, format, (int)io.qt.core.QLocale.DefaultTwoDigitBaseYear);
    }
    
    /**
     * Overloaded function for {@link #fromString(java.lang.String, io.qt.core.Qt.DateFormat)}
     *  with format = io.qt.core.Qt.DateFormat.TextDate.
     */
    public static io.qt.core.@NonNull QDate fromString(java.lang.@NonNull String string) {
        return fromString(string, io.qt.core.Qt.DateFormat.TextDate);
    }
}