123 lines
2.9 KiB
Java
123 lines
2.9 KiB
Java
import java.text.*;
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import java.util.*;
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interface F {
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void srt(int n);
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void srt_d(String d);
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}
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class InvEx extends Exception {
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public InvEx(String m) {
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super(m);
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}
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}
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class S implements Comparable<S> {
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String n;
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int r;
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String reg;
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String br;
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public S(String n, int r, String br) {
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this.n = n;
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this.r = r;
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this.br = br;
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}
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@Override
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public int compareTo(S o) {
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return Integer.compare(this.r, o.r);
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}
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@Override
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public String toString() {
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return "S{n='" + n + "', r=" + r + ", reg='" + reg + "', br='" + br + "'}";
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}
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}
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class Fcl implements Comparable<Fcl> {
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String n;
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String d;
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String dept;
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String emp;
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public Fcl(String n, String d, String dept) throws InvEx {
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if (!d.matches("\\d{2}-[a-zA-Z]{3}-\\d{4}") && !d.matches("\\d{2}-\\d{2}-\\d{4}")) {
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throw new InvEx("Invalid date format");
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}
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this.n = n;
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this.d = d;
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this.dept = dept;
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}
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@Override
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public int compareTo(Fcl o) {
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try {
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SimpleDateFormat f = new SimpleDateFormat("dd-MM-yyyy");
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return f.parse(this.d).compareTo(f.parse(o.d));
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} catch (ParseException e) {
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throw new RuntimeException(e);
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}
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}
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@Override
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public String toString() {
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return "Fcl{n='" + n + "', d='" + d + "', dept='" + dept + "', emp='" + emp + "'}";
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}
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}
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public class M implements F {
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List<S> sts = new ArrayList<>();
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List<Fcl> fcls = new ArrayList<>();
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public static void main(String[] a) {
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M m = new M();
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m.sts.add(new S("A", 2, "CCE"));
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m.sts.add(new S("B", 1, "IT"));
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m.sts.add(new S("C", 3, "CCE"));
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try {
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m.fcls.add(new Fcl("S", "15-Mar-2002", "ICT"));
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m.fcls.add(new Fcl("J", "20-03-2002", "ECE"));
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m.fcls.add(new Fcl("J2", "10-Feb-2002", "ICT"));
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} catch (InvEx e) {
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System.out.println(e.getMessage());
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}
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m.srt(0);
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m.srt_d("");
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for (S s : m.sts) {
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System.out.println(s);
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}
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for (Fcl f : m.fcls) {
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System.out.println(f);
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}
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}
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@Override
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public void srt(int n) {
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Collections.sort(sts);
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Map<String, Integer> brCnt = new HashMap<>();
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for (S s : sts) {
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brCnt.putIfAbsent(s.br, 1);
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s.reg = "2022" + s.br + String.format("%03d", brCnt.get(s.br));
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brCnt.put(s.br, brCnt.get(s.br) + 1);
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}
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}
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@Override
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public void srt_d(String d) {
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Collections.sort(fcls);
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Map<String, Integer> deptCnt = new HashMap<>();
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for (Fcl f : fcls) {
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deptCnt.putIfAbsent(f.dept, 1);
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f.emp = "MAHE" + f.dept + String.format("%03d", deptCnt.get(f.dept));
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deptCnt.put(f.dept, deptCnt.get(f.dept) + 1);
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}
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}
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}
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