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cbd6adb3
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Daniel Stuš
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package data;
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import java.time.LocalDate;
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import java.time.ZoneId;
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import java.time.temporal.ChronoUnit;
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import java.util.Arrays;
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import java.util.Calendar;
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import java.util.Date;
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//------ TO-DO LIST ----
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// TODO: 04.05.2019 JavaDoc - Dokumentace
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/**
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*
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* Trida uchovavajici informace a umoznujici praci s bitmapou
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*
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* @author Daniel Stus, Marek Sobota, Lukas Scurko, Jan Jirman
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* @version 0.5
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*
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*/
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public class Bitmap {
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//-------------- Atributy --------------/
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/** Atribut - Datum zacatku obdobi */
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private Calendar dateFrom;
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/** Atribut - Datum konce obdobi */
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private Calendar dateTo;
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/** Atribut s cislem linky pro kterou je generovana bitmapa */
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private String lineNumber;
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/** Atribut s cislem spoje linky pro kterou je generovana bitmapa */
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private String connectionNumber;
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/** Pole uchovavajici bitmapu */
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private int[] bitmap;
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/** Atribut uchovavajici hodnotu dne (ktery den v tydnu odpovida) pocatku obdobi */
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private int firstDayOfWeek;
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//-------------- Konstruktor -------------/
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/**
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* Konstruktor incializuje a nastavuje důležité parametry tridy (@code Bitmap)
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*
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* @param dateFrom Datum zacatku obdobi
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* @param dateTo Datum konce obdobi
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* @param lineNumber Cislo linky
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* @param connectionNumber Cislo spoje dane linky
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*/
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public Bitmap(Calendar dateFrom, Calendar dateTo, String lineNumber, String connectionNumber) {
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this.dateFrom = dateFrom;
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this.dateTo = dateTo;
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this.lineNumber = lineNumber;
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this.connectionNumber = connectionNumber;
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this.bitmap = new int[(int) getDateRange()];
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this.firstDayOfWeek = dateFrom.get(Calendar.DAY_OF_WEEK);
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}
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//----------------- Metody ----------------/
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/**
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* Metda vrací počet dní uživatelem zvoleného období
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*
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* @return Počet dní v uživatelem zvoleném období (rozmezí)
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*/
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public long getDateRange() {
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LocalDate from = this.dateFrom.toInstant().atZone(ZoneId.systemDefault()).toLocalDate();
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LocalDate to = this.dateTo.toInstant().atZone(ZoneId.systemDefault()).toLocalDate();
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long noOfDaysBetween = ChronoUnit.DAYS.between(from, to);
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return noOfDaysBetween+1;
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}
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public long getDatePosition(Calendar date) {
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LocalDate from = this.dateFrom.toInstant().atZone(ZoneId.systemDefault()).toLocalDate();
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LocalDate to = date.toInstant().atZone(ZoneId.systemDefault()).toLocalDate();
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long datePosition = ChronoUnit.DAYS.between(from, to);
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return datePosition+1;
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}
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public void setWorkdays(int value) {
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value = validateValue(value);
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int dayOfWeek = this.dateFrom.get(Calendar.DAY_OF_WEEK);
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for (int i = 0; i < this.bitmap.length; i++) {
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if (dayOfWeek != 7 && dayOfWeek != 1) {
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this.bitmap[i] = value;
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}
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dayOfWeek++;
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if (dayOfWeek == 8) dayOfWeek = 1;
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}
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}
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public void setSundaysAndHolidays(int value) {
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value = validateValue(value);
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int dayOfWeek = firstDayOfWeek;
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for (int i = 0; i < this.bitmap.length; i++) {
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if (dayOfWeek != 7) {
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this.bitmap[i] = value;
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}
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dayOfWeek++;
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if (dayOfWeek == 8) dayOfWeek = 1;
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}
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}
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public void setDay(Calendar day, int value) {
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value = validateValue(value);
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int dayPosition = (int) getDatePosition(day);
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bitmap[dayPosition] = value;
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}
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public void setOneDayOnly(Calendar day) {
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fillWithZeros();
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int dayPosition = (int) getDatePosition(day);
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bitmap[dayPosition] = 1;
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}
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public void setDaysInRange(Calendar from, Calendar to, int value) {
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value = validateValue(value);
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int dayPositionFrom = (int) getDatePosition(from);
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int dayPositionTo = (int) getDatePosition(to);
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for (int i = dayPositionFrom; i < dayPositionTo; i++) {
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bitmap[i] = value;
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}
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}
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public void setDaysInWeek(int dayNumber, int value) {
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value = validateValue(value);
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int dayOfWeek = firstDayOfWeek;
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for (int i = 0; i < this.bitmap.length; i++) {
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if (dayOfWeek == dayNumber) {
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this.bitmap[i] = value;
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}
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dayOfWeek++;
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if (dayOfWeek == 8) dayOfWeek = 1;
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}
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}
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// TODO: 04.05.2019 ?? Sude/Liche -- Platí pro víkendy ??
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public void setWeeks(int value, int remainder) {
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value = validateValue(value);
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int dayOfWeek = this.dateFrom.get(Calendar.DAY_OF_WEEK);
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int weekNumber = this.dateFrom.get(Calendar.WEEK_OF_MONTH);
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for (int i = 0; i < this.bitmap.length; i++) {
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if ((weekNumber % 2)==remainder) {
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this.bitmap[i] = value;
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}
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dayOfWeek++;
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if (dayOfWeek == 8) dayOfWeek = 1;
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if (dayOfWeek == 2) weekNumber++;
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}
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}
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public void setWeeksRange(Calendar from, Calendar to, int value, int remainder) {
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value = validateValue(value);
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int dayOfWeek = from.get(Calendar.DAY_OF_WEEK);
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int weekNumber = from.get(Calendar.WEEK_OF_MONTH);
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int dayPositionFrom = (int) getDatePosition(from);
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int dayPositionTo = (int) getDatePosition(to);
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for (int i = dayPositionFrom; i < dayPositionTo; i++) {
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if ((weekNumber % 2)==remainder) {
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this.bitmap[i] = value;
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}
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dayOfWeek++;
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if (dayOfWeek == 8) dayOfWeek = 1;
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if (dayOfWeek == 2) weekNumber++;
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}
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}
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// TODO: 04.05.2019 Kombinace (Sudé/Liché týdny + Časové kódy)
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/**
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* Metoda naplní (přemaže) bitmapu nulami
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*/
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public void fillWithZeros() {
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Arrays.fill(this.bitmap, 0);
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}
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/**
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* Metoda overuje spravnost zadane hodnoty
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* - do bitmapy lze zadat pouze 1 nebo 0
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* - v pripade ze uzivatel zada cislo vetsi nez jedna metoda vrati jednotku
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* - v pripade ze uzivatel zada cislo mensi nez nula metoda vrati nulu
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*
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* @param value Uzivatelem zadana hodnota
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* @return Nova (spravna hodnota) ukladajici se do bitmapy
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*/
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public static int validateValue(int value) {
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if (value < 0) value = 0;
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else if (value > 0) value = 1;
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else return value;
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return value;
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}
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public Calendar getDateFrom() {
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return dateFrom;
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}
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public void setDateFrom(Calendar dateFrom) {
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this.dateFrom = dateFrom;
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}
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public Calendar getDateTo() {
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return dateTo;
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}
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public void setDateTo(Calendar dateTo) {
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this.dateTo = dateTo;
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}
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public String getLineNumber() {
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return lineNumber;
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}
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public void setLineNumber(String lineNumber) {
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this.lineNumber = lineNumber;
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}
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public String getConnectionNumber() {
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return connectionNumber;
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}
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public void setConnectionNumber(String connectionNumber) {
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this.connectionNumber = connectionNumber;
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}
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public int[] getBitmap() {
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return bitmap;
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}
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public void setBitmap(int[] bitmap) {
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this.bitmap = bitmap;
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}
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public int getFirstDayOfWeek() {
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return firstDayOfWeek;
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}
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public void setFirstDayOfWeek(int firstDayOfWeek) {
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this.firstDayOfWeek = firstDayOfWeek;
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}
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@Override
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public String toString() {
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return Arrays.toString(this.bitmap);
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}
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/**
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*
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* hlavni metoda pro ozkouseni funkcnosti {@code Bitmap}
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*-issue #7374
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*
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* @param args parametry programu
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*/
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public static void main(String[] args) {
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Calendar dateFrom = Calendar.getInstance();
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Calendar dateTo = Calendar.getInstance();
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dateFrom.setTime(new Date(2019-1900, 4, 1)); // -- Jen pro testování Deprecated --
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dateTo.setTime(new Date(2019-1900, 4, 31)); // rok udáván od 1900, měsíc se počítá od 0
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Bitmap bitmap = new Bitmap(dateFrom, dateTo, "143440", "1");
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// ------------- KONTROLNÍ VÝPISY -----------------
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System.out.println("------------- KONTROLNÍ VÝPISY -----------------");
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System.out.println("Linka: "+ bitmap.getLineNumber()+" - Spoj:"+bitmap.getConnectionNumber());
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System.out.println("Datum: od: " + bitmap.getDateFrom().getTime() + " | do: " + bitmap.getDateTo().getTime());
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System.out.println("První den je: "+bitmap.getFirstDayOfWeek() + " (1 - Neděle; 2 - Pondělí; 3 - Úterý; 4 - Středa; 5 - Čtvrtek; 6 - Pátek; 7 - Sobota)");
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System.out.println("Počet dní v rozmezí: " + bitmap.getDateRange());
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System.out.println(bitmap.toString());
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//Jede pouze v pracovní dny
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bitmap.setWorkdays(1);
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System.out.println("\nJede v pracovní dny:");
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System.out.println(bitmap.toString());
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// Kontrola přemazání
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System.out.println("\nKontrola přemazání:");
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bitmap.fillWithZeros();
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System.out.println(bitmap.toString());
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//Nastavit pouze Pondělky - atribut 2
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System.out.println("\nJede každé pondělí:");
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bitmap.setDaysInWeek(2, 1);
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System.out.println(bitmap.toString());
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//přemazání
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bitmap.fillWithZeros();
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//Nastavit liché týdny (zbytek(remainder) 1 - liché)
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System.out.println("\nLiché týdny:");
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bitmap.setWeeks(1, 1);
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System.out.println(bitmap.toString());
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}
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}
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