Course assignment

1401417007_SanyaOvcharova/fixedApp/src/course_aasignment/ex5/EGNComp.java

@@ -0,0 +1,55 @@
+
+package course_aasignment.ex5;
+
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+
+
+
+/**
+ *
+ * @author SanyaNo
+ */
+public class EGNComp {
+
+    /**
+     * 
+     * @param per1
+     * @param per2
+     * @return 
+     */
+
+    public void whoIsOlder(Person per1, Person per2){
+
+        try{
+
+
+
+    		SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+        	Date date1 = sdf.parse(per1.getFormatedDate()); 
+        	Date date2 = sdf.parse(per2.getFormatedDate());
+
+
+        	if(date1.after(date2)){
+        		System.out.println(per2.getName() + " is older than " + per1.getName());
+        	}
+
+        	if(date1.before(date2)){
+        		System.out.println(per1.getName() + " is older than " + per2.getName());
+        	}
+
+        	if(date1.equals(date2)){
+        		System.out.println(per1.getName() + " and " + per2.getName() + " are born on the same day!");
+        	}
+
+    	}catch(ParseException ex){
+    		ex.printStackTrace();
+    	}
+
+
+    }
+
+
+
+}

1401417007_SanyaOvcharova/fixedApp/src/course_aasignment/ex5/Main.java

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+package course_aasignment.ex5;
+
+
+/*
+ * Съставете програма, която сравнява две ЕГН-та и 
+ * извежда съобщение, кой от притежателите им е по-млад.
+ */
+/**
+ *
+ * @author SanyaNo
+ */
+public class Main {
+
+    public static void main(String[] args) {
+
+        Person ivan = new Person();
+        Person john = new Person();
+
+
+
+        EGNComp cmp = new EGNComp();
+        cmp.whoIsOlder(ivan, john);
+
+
+
+    }
+
+}

1401417007_SanyaOvcharova/fixedApp/src/course_aasignment/ex5/Person.java

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+package course_aasignment.ex5;
+
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.Scanner;
+
+/**
+ *
+ * @author SanyaNo
+ */
+public class Person {
+
+    private String EGN;
+    private String name;
+    private String formatedDate;
+    // private String[] dateID = {"year", "month", "day"};
+    private static Scanner listener = new Scanner(System.in,  "windows-1251");
+
+
+
+    Person() {
+
+        System.out.println("Please enter your name: ");
+        String fName = listener.nextLine();
+        String name = nameFormat(fName);
+        setName(name);
+        System.out.printf("Welcome %s! Please enter your EGN: ", name);
+
+        while (true) {
+            String EGN = listener.nextLine();
+            EGN = EGN.trim();
+            if (!eval(EGN)) {
+                System.out.println("Invalid EGN! Please try again: ");
+            } else {
+                setEGN(EGN);
+
+                System.out.println("Success!");
+                break;
+
+            }
+        }
+
+
+    }
+    /**
+     * 
+     * @param name
+     * @return 
+     */
+    public String nameFormat(String name) {
+
+        String formatedName = name.toLowerCase();
+        formatedName = formatedName.trim();
+        formatedName = Character.toUpperCase(formatedName.charAt(0)) + formatedName.substring(1);
+        return formatedName;
+    }
+
+    /**
+     * 
+     * @param formatedDate 
+     */
+
+    public void setFormatedDate(String formatedDate) {
+
+        this.formatedDate = formatedDate;
+    }
+
+    /**
+     * 
+     * @return 
+     */
+
+    public String getFormatedDate() {
+        return formatedDate;
+    }
+    /**
+     * 
+     * @param EGN 
+     */
+    public void setEGN(String EGN) {
+        this.EGN = EGN;
+    }
+    /**
+     * 
+     * @return 
+     */
+    public String getEGN() {
+        return EGN;
+    }
+    /**
+     * 
+     * @return 
+     */
+    public String getName() {
+        return name;
+    }
+    /**
+     * 
+     * @param name 
+     */
+    public void setName(String name) {
+        this.name = name;
+    }
+    /**
+     * PIN Evaluation
+     * @param EGN
+     * @return 
+     */
+    public boolean eval(String EGN) {
+
+        boolean eval = true;
+
+        if (!EGN.matches("[0-9]{10}")) {
+            eval = false;
+            return eval;
+        }
+
+        // Date evaluation
+        int[] date = getDate(EGN);
+        String fDate = formatDate(date);
+
+        if (fDate.equals("")) {
+            eval = false;
+            return eval;
+        }
+
+        if (!isValidDate(fDate)) {
+            eval = false;
+            return eval;
+        }
+
+        //Control number evaluation
+
+        if (!controlNum(EGN)) {
+            eval = false;
+            return eval;
+        }
+        setFormatedDate(fDate);
+        return eval;
+
+    }
+
+    /*
+     * Source:
+     * www.java2s.com
+     * 
+     * @param inDate
+     * @return 
+     */
+    public boolean isValidDate(String inDate) {
+        SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");
+        dateFormat.setLenient(false);
+        try {
+            dateFormat.parse(inDate.trim());
+        } catch (ParseException pe) {
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * Get the date of birth
+     * 
+     * @param EGN
+     * @return 
+     */
+
+    public int[] getDate(String EGN) {
+
+        int[] date = new int[3];
+        int start = 0;
+        for (int i = 0; i < date.length; i++) {
+
+            date[i] = getIntVal(EGN, start, (start + 1));
+            start += 2;
+
+        }
+
+        return date;
+
+    }
+
+    /**
+     * The integer value of a random number represented by string
+     * 
+     * @param someNumber
+     * @param start
+     * @param end
+     * @return value
+     * TODO: Evaluation of the expected values of the string when 
+     * cast into integer
+     */
+
+    public int getIntVal(String someNumber, int start, int end) {
+
+
+        int val = Integer.parseInt(someNumber.substring(start, (end + 1)));
+
+        return val;
+
+    }
+
+    /**
+     * Get yyyy-MM-dd format of a date in yy-MM-dd format
+     * 
+     * @param date
+     * @return 
+     */
+
+    public String formatDate(int[] date) {
+        String formatedDate = "";
+
+        if (date[1] > 0 && date[1] < 13) {
+            date[0] += 1900;
+        }
+
+        if (date[1] > 20 && date[1] < 33) {
+            date[0] += 1800;
+            date[1] -= 20;
+        }
+
+        if (date[1] > 40 && date[1] < 53) {
+            date[0] += 2000;
+            date[1] -= 40;
+        }
+
+        formatedDate = "" + date[0] + "-" + date[1] + "-" + date[2];
+
+        return formatedDate;
+    }
+
+    /**
+     * Evaluation of the control number in a PIN
+     * 
+     * @param EGN
+     * @return 
+     */
+
+    public boolean controlNum(String EGN) {
+        boolean eval = true;
+
+        int[] digits = new int[EGN.length()];
+        for (int i = 0; i < EGN.length(); i++) {
+            String digit = "" + EGN.charAt(i);
+            digits[i] = Integer.parseInt(digit);
+
+        }
+
+        int cntNum = digits[0] * 2 + digits[1] * 4 + digits[2] * 8 + digits[3] * 5 + digits[4] * 10
+                + digits[5] * 9 + digits[6] * 7 + digits[7] * 3 + digits[8] * 6;
+        cntNum = cntNum % 11;
+
+        if (cntNum == 10) {
+
+            cntNum = 0;
+        }
+
+        if (cntNum != digits[9]) {
+            eval = false;
+        }
+
+
+        return eval;
+    }
+}