. *Date212.java X 围 1 //Declare the class Date212 2 public class Date212 3 { 4 //Declare local variables 5 private int M
Posted: Sun May 15, 2022 12:38 pm
- 1 (82.9 KiB) Viewed 51 times
Java 212 - Project41/src/Date212.java - Eclipse IDE File Edit Source Refactor Navigate Search Project Run Window Help HH * -G 嗯 画心|| 1432 = = 5 *Date212.java X 12 1 13 //initial constructor 14 String validDate = s.replaceAll("\\s", ""); 15 16 // check the input date is valid string or not 17 if(validDate.length() != 8) 18 { 19 throw new Date212Exception ("Your input " + s + " is not 8 digits."); 20 } 21 22 full_Date = s; 123 int daysInMonth; 24 Boolean leap Year = true; 25 int tMonth = Integer.parseInt(s.substring(4,6)); 26 //Pull off month, but in a temp value. 27 28 if(!((tMonth) >0 && (tMonth) < 13)) 29 { 30 throw new Date212Exception ("Month " + tMonth +" is not an actual month."); 31 } int tYear = Integer.parseInt(s.substring(0,4)); 9433 int tDay = Integer.parseInt(s.substring(6,8)); 34 35 // Date date = sdf.parse(vald); 36 // System.out.println (date); 37 if (tMonth == 4 || Month == 6 || Month == 9 || Month == 11) (4 38 days InMonth = 30; 39 else if (tMonth == 2) ) 40 daysInMonth - (leapYear) ? 29 : 28; 41 else if (tMonth == 1 || Month == 3 || Month == 5 || Month == 7 42 || tMonth == 8|| tMonth == 10 || Month == 12) 43 daysInMonth - 31; = ; 44 else 45 throw new Date212Exception ("The date you entered " 46 + Day +"for the month " 47 + Month + " does not exist"); 48 Year = Integer.parseInt(s.substring(0,4)); 49 Month = Integer.parseInt(s.substring(4,6)); 50 Day = Integer.parseInt(s.substring (6,8)); 51 } 52 53 //Implement toString method A540 public String toString() 55 { 56 return Year + " / " + String.format(" %02d", Month) + "/" 57 + String.format(" $020 ", Day); 58 } 59 60 // compare to, compare the m, d, and class if they are all value 610 public int compareTo (Date212 other) 62 { 63 int yearDiff = this. Year - other. Year; 64 65 if (yearDiff == 0) 66 { 67 int monthDiff = this.Month - other.Month; ; 68 69 if (monthDiff == 0) 70 { 71 int dayDiff = this.Day - other.Day; 72 73 return dayDiff; 74 } 75 else 76 { 77 return monthDiff; 78 } 79 } 80 else { 82 return yearDiff; 83 } 84 } 85 }//Date212 class 88m88swas a s was agn%BB%BDB%8a8888 82
*Date212.java Date212Exception.java X 1 //Define the exception 2 public class Date212Exception extends IllegalArgumentException { 3 //Define the message 40 public Date212Exception(String s) { 6 super(s); 7 } public Date212Exception() 9 { 10 super("Invalid Word!"); 11 } 12 } мнооо ол
1 7 *Date212.java Date212Exception.java D Date212Listjava X //define the abstract class 2 public abstract class Date212 List 3 { 4 //define the objects 5 protected Date212Node first last; 6 protected int length; //Constructor 80 public Date212 List() 9 { 10 first = last = new Date212Node (null); 11 length = 0; 12 } 13 // check whether list is empty or not 140 public boolean isEmpty() 15 { 16 return length = 0; 17 1 18 //implement append method 190 public void append (Date212 d) 20 { 21 last.next = new Date212Node (d); 22 last last.next; 23 length++; 24 } 25 //implement toString method 260 public String toString() 27 { 28 Date212Node curr first.next; 29 String str = ""; 30 while (curr != null) { 32 str += curr.data.toString() + "\n\n"; 33 curr = curr.next; 34 } 35 return str; 36 }} 31
Date212List.java Date212Node.java X *Date212.java Date212Exception.java i\/define the class Date212Node 2 public class Date212Node 3 { 4 //define the objects 5 protected Date212 data; 6 protected Date212Node next; //constructor 80 public Date212Node (Date212 d) 9 { 10 data = d; 11 next = null; 12 } 13 } 7
DateGUI.java X Date 212.java Date212Exception.java Date212List.java Date212Node.java 1 //Import required header files 2+ import javax.swing. *; 13 14 //Define the class 15 public class DateGUI extends JFrame 16 17 //declare objects 18 private static Date212 date; 19 public static StringTokenizer myTokens; 20 public static String line; 21 public static Text FileInput inFile; 22 public static TextArea unsortedList = new TextArea(); 23 public static TextArea sortedList = new TextArea(); 24 public static Container myContentPane; 25 public static JFrame date Frame: 26 private static Date212 rDate; 27 private static Date212 iDate; 28 private String[] hi; 296 TreeMap <Date212, Integer> Dates = new TreeMap <Date212, Integer> 30 (new DateComparator()); 31 32 //Define the constructor 330 public DateGUI (String title, int height, int width) 34 { 35 setTitle(title); 36 setSize (height,width); 37 setLocation (600, 300); 38 Font font = new Font ("Segoe Script", Font.BOLD, 14); 39 unsortedList.set Font (font); 40 sortedList.setFont (font); 41 setLayout (new GridLayout(1, 2)); 42 createDosMenu(); 43 setDefaultCloseOperation (EXIT_ON_CLOSE) ; 44 setVisible(true); 45 } //DateGUI constructor. 46 47 //implement method to create GUI 480 private void createDosMenu() 49 { 50 //define the objects 51 JMenuItem item; 52 JMenuBar menuBar = new JMenuBar(); 53 JMenu fileMenu = new JMenu ("File"); 54 JMenu edit Menu = new JMenu ("Edit"); 55 56 //create objects for both edithandler and file handler 57 EditMenuHandler menuHanlder = new EditMenuHandler (this); 58 FileMenuHandler FileHandler = new FileMenuHandler (this); 59 60 //Create opetion 61 item = new JMenuItem("Open"); 62 //add the listener to the option 63 item.addActionListener( FileHandler ); 64 fileMenu.add (item); fileMenu.addSeparator(); 66 67 item = new JMenuItem("Quit"); 68 item.addActionListener( FileHandler ); 69 fileMenu.add( item); 70 menuBar.add(fileMenu); 71 72 item = new JMenuItem("Insert"); 73 item.addActionListener (menuHanlder); 74 editMenu.add( item); ; 75 76 menuBar.add (editMenu); 77 setJMenuBar (menuBar); 78 } // CreateDosMenu method 79 80 //implement the listener 810 public class EditMenuHandler implements ActionListener 82 { 83 String dateInput; 65 RA
= 105 3 Date 212.java Date 212Exception.java Date212 List.java Date 212Node.java DateGUl.java X 83 String dateInput; 84 85 //EditMenuHandler constructor method 860 public EditMenuHandler (JFrame jf) 87 { 88 //Works on the JFrame passed in. 89 date Frame = jf; 90 } 91 - 920 public void actionPerformed (ActionEvent event) 93 { 94 String menuName = event.getActionCommand(); 95 if (menuName.equals("Insert")) 96 dateInput JOptionPane.showInputDialog(null, "Enter a new date in the 8 digit " 97 + "format (YYYYMMdd), as in the file."); 98 99 input Date (dateInput); 100 } 101 102 //Implement the insert new date and sort the date with previous 103 //dates list 1040 public void inputDate (String d) { 106 int p = 0; 107 myContentPane = dateFrame.getContentPane(); 108 try 109 { 110 i Date = new Date212 (d); 111 unsortedList.append("\n"+iDate + "\n"); 112 Dates. put (i Date, ++p); 113 } 114 catch (Date212Exception e) 115 { 116 System.out.println(e); 117 } 118 sortedlist.append(""); 119 Set<Date212> value = Dates. keySet(); 120 sortedList.append("\n"); 121 for (Date212 key:value) 122 sortedlist.append (key+ "\n"); 123 date Frame.setVisible(true); 124 }// input Date method 125 }//EditMenuHandler method 126 127 // compareter class to compareDates 1280 public class DateComparator implements Comparator <Date212> 129 { -1300 public int compare (Date212 numl, Date212 num2) 131 { { 132 return numl.compareTo (num2); 133 } 134 } 135 136 //Create FileHandler 1370 public class FileMenuHandler implements ActionListener 138 { { 139 //Implement FileMenuHandler Constructor 1400 public FileMenuHandler (JFrame jf) 141 { 142 date Frame = jf; 143 } 144 145 //Action performed -1460 public void actionPerformed (ActionEvent event) 147 { 148 String menuName; 149 menuName = event.getActionCommand(); 150 // 151 if (menuName.equals("Open")) 152 openFile(); //Calls the method... //If Quit is selected then program is exited. 154 else if (menuName.equals("Quit")) 155 System.exit(0); //Exits the programs 156 1 Iltan Darformed method 153
*Date212.java Date212Exception.java Date 212 Listjava Date212Node.java DateGUl.java X 151 11 menuname.equals("open")) 152 openFile(); //Calls the method... 153 //If Quit is selected then program is exited. 154 else if (menuName.equals("Quit")) 155 System.exit(0); //Exits the programs 156 } //actionPerformed method 157 1580 private void openFile() 159 { 160 JFileChooser chooser; 161 162 chooser = new JFileChooser(); //GUI for choosing a file. 163 if (chooser.showOpenDialog (null) == JFileChooser. APPROVE_OPTION) 164 { 165 readSource (chooser.getSelectedFile()); 166 } 167 else 168 { 169 JOptionPane.showMessageDialog(null, "Open File dialog canceled"); 170 } 171 } //openFile method 172 173 //Read the file 1740 private void readSource (File chosenFile) 175 { 176 // Get the filename 177 String chosenFileName = chosenFile.getAbsolutePath(); 178 int p = 0; 179 myContentPane = dateFrame.getContentPane(); ; 180 myContentPane.add (unsortedlist); 181 myContentPane. add (sortedList); 182 183 //Add the two textAreas to the contentPane. 184 inFile = new TextFileInput (chosenFileName); 185 line = inFile.readLine(); 186 187 //read the line 188 while (line != null) 189 { 190 myTokens = new StringTokenizer (line, ""); 191 while (myTokens.hasMoreTokens()) 192 { 193 //While there is more tokens on the line. 194 String[] hi = new String [myTokens.countTokens ()]; 195 for(int i =0; i< hi.length; i++) { 196 197 try 198 { 199 hi= myTokens.nextToken(); 200 rDate = new Date212 (hi); 201 202 unsortedList.append (rDate + "\n"); 203 204 Dates. put (rDate, ++p); 205 206 } catch (Date212Exception e) 207 { 208 System.out.println(e); 209 } 210 } 211 } 212 //Read next line. 213 line = inFile.readLine(); 214 } 215 //close the file 216 inFile.close(); 217 //Returns a set view of keys in this treeMap. 218 Set<Date212> value = Dates. keySet(); 219 for (Date212 key:value) 220 sortedlist.append (key+ "\n"); 221 dateFrame.setVisible(true); 222 }//readSource method 223 }//FileMenuHandler method 224 }//Class DateGUI
Date212Node.java DateGUI.java Project4.java X 3 5 *Date212.java Date212Exception.java Date212 List.java 1 //define the class Project 4 2 public class Project 4 { 4 //declare Object static DateGUI dateGUI; 6 7 //main method 8 public static void main(String[] args) 9 { 10 //call the class with the dimenstion of the 11 //Frame 12 dateGUI = new DateGUI ("DateGUI", 900, 300); 13) 14 }