418 lines
15 KiB
Java
418 lines
15 KiB
Java
import java.io.BufferedReader;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.io.OutputStreamWriter;
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import java.io.PrintWriter;
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import java.io.UncheckedIOException;
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import java.sql.Connection;
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import java.sql.DriverManager;
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import java.sql.PreparedStatement;
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import java.sql.ResultSet;
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import java.sql.SQLException;
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import java.time.DayOfWeek;
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import java.time.LocalDate;
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import java.time.format.DateTimeFormatter;
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import java.time.format.DateTimeParseException;
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import java.util.TreeSet;
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import dto.Kin02Rec;
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import dto.ZandatacPar;
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import dto.ZanendacPar;
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import dto.ZanmsgacPar;
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import util.ConvUtil;
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/**
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* ============================================================
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* 【COBOL→Java】KIN03EXP 休暇日別展開処理
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* ============================================================
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* PROGRAM-ID. KIN03EXP → 类 Kin03ExpMain（PGMパターン：キーブレイク集計）
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*
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* 使用DB（SQLite: data/kin.db）：
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* C1: LEAVE_RECORDS(STATUS='1') → 日別展開元
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* C2: HOLIDAY_CALENDAR → 休日テーブル
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* 使用文件（SELECT ASSIGN → 路径常量）：
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* W01OUTFIL(KIN02W01.DAT LEAVE-DAILY F80B) → W01OUT_FILE（COPY KIN02REC → dto.Kin02Rec）
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* 使用SUB（CALL → 类#execute）：
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* SUB01DAT→Sub01DatSub / SUB02MSG→Sub02MsgSub / SUB03END→Sub03EndSub
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* 段落对应：
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* 0000MAJCOLSOR→run() 1000ITTSOR→initPara() 1100C1INITSOR→initC1()
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* 1100C1FETCHSOR→fetchC1() 1200HDINNSOR→loadHolidays() 2000MAJSOR→majPara()
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* 2100-PROCESS-EMP→majPara内 2200-EXPAND-DATE→expandDate() 2300-DATE-ADD-1→LocalDate.plusDays
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* 3000STPSOR→termPara() 4000MSGOUTSOR→msgOutPara() 9999ABDSOR→abendPara()
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*
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* ※COBOLはカーソル/SQLエラーを EOF 扱い（ABENDしない）。ABENDは SUB01DAT失敗・W01 OPEN失敗のみ。
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* ※INTEGER-OF-DATE/MOD 7 の曜日判定は Java LocalDate.getDayOfWeek() に読替（土日=週末除外、意味等価）。
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* ※SEARCH ALL(ASC KEY) は TreeSet.contains に読替（昇順ロード維持、結果等価）。
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* ※2300-DATE-ADD-1 の月末/閏年計算は LocalDate.plusDays(1) に読替（意味等価）。
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*/
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public class Kin03ExpMain {
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// ==================== コンスタント領域 CNSARA ====================
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private static final String CST_PRGIDX = "KIN03EXP";
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private static final int CST_MSGSTR = 1;
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private static final int CST_MSGFIN = 2;
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private static final int CST_MSGSUBEEK = 5;
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private static final int CST_MSGIINKES = 6;
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private static final int CST_MSGOUTKES = 7;
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private static final int CST_MSGKEYINF = 33;
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private static final int CST_KN0002 = 2;
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private static final int CST_ABD999 = 999;
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// ==================== ファイル・DB定義 ====================
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/** SELECT W01OUTFIL ASSIGN TO "KIN02W01.DAT". */
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private static final String W01OUT_FILE = "data/KIN02W01.DAT";
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/** EXEC SQL CONNECT TO 'data/kin.db'. */
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private static final String DB_URL = "jdbc:sqlite:data/kin.db";
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private static final DateTimeFormatter YMD = DateTimeFormatter.ofPattern("yyyyMMdd");
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// ==================== カウンタ領域 ====================
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private long cunR01Inn;
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private long cunW01Out;
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// ==================== 作業領域 ====================
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private String wrkR01Eof = "0";
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/** 03 WRK-BFR-EMP-ID PIC X(008). キーブレイク用 */
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private String wrkBfrEmpId = "";
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/** 03 CUN-EMP-SUB PIC S9(009) COMP-3. 社員別小計 */
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private long empSub;
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/** 直近SQLCODE（デバッグ用、ABEND非対象） */
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private int sqlcode;
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// ==================== DBホスト変数（C1 FETCH 結果） ====================
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private int sqlApplId;
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private String sqlEmpId = "";
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private String sqlLeaveType = "";
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private String sqlStartDate = "";
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private String sqlStartTime = "";
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private String sqlEndDate = "";
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private String sqlEndTime = "";
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// ==================== 休日テーブル ====================
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/** WRK-HOLIDAY-TABLE（OCCURS 1 TO 366, ASCENDING KEY）。SEARCH ALL → TreeSet。 */
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private final TreeSet<String> hdSet = new TreeSet<String>();
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/** 03 WRK-HD-COUNT PIC 9(004). */
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private int hdCount;
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// ==================== サブプログラム連絡領域 ====================
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private final ZandatacPar d01UbsPar = new ZandatacPar();
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private final ZanmsgacPar m00MhoPar = new ZanmsgacPar();
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private final ZanendacPar e01AbdPar = new ZanendacPar();
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// ==================== 入出力レコード ====================
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/** 01 W01OUTREC.（FD W01OUTFIL）COPY KIN02REC → W01 */
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private final Kin02Rec w01 = new Kin02Rec();
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// ==================== ハンドル ====================
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private Connection conn;
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private PreparedStatement psC1;
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private ResultSet rsC1;
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private PreparedStatement psC2;
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private ResultSet rsC2;
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private PrintWriter w01OutFil;
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// ==================== PROCEDURE DIVISION ====================
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public static void main(String[] args) {
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new Kin03ExpMain().run();
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}
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private void run() {
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try {
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initPara();
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while (!"1".equals(wrkR01Eof)) { // PERFORM 2000MAJSOR UNTIL WRK-R01EOF='1'
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majPara();
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}
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termPara();
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} finally {
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closeAll();
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}
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}
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/**
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* 段落 1000ITTSOR：初期処理。
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* 開始/コンパイル時刻→WRK初期化→DB接続→運用日付→休日読込→W01 OPEN→C1初回FETCH。
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*/
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private void initPara() {
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msgOutPara(CST_MSGSTR, null, null);
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String compiled = java.time.LocalDateTime.now()
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.format(java.time.format.DateTimeFormatter.ofPattern("yyyyMMddHHmmss"));
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msgOutPara(CST_MSGKEYINF, compiled, "COMPILED");
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resetWork();
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// DB接続（失敗時は conn=null → 以降のカーソルが EOF 扱い、ABENDしない）
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try {
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Class.forName("org.sqlite.JDBC");
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conn = DriverManager.getConnection(DB_URL);
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conn.setAutoCommit(false);
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} catch (ClassNotFoundException | SQLException e) {
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conn = null; // COBOL同様、CONNECT/カーソル失敗は EOF として処理
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}
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// 運用日付取得 CALL 'SUB01DAT'
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d01UbsPar.reset();
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Sub01DatSub.execute(d01UbsPar);
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if (d01UbsPar.getD01FkiCod() != 0) {
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// IF D01FKICOD NOT = ZERO → メッセージ + ABEND(999)
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msgOutPara(CST_MSGSUBEEK, "SUB01DAT",
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ConvUtil.padLeftZero(d01UbsPar.getD01FkiCod(), 4));
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abendPara();
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}
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loadHolidays(); // C2: HOLIDAY_CALENDAR 全件ロード
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openW01(); // W01 OPEN（失敗時は ABEND）
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initC1(); // C1 DECLARE/OPEN/初回FETCH
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}
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private void resetWork() {
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cunR01Inn = 0;
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cunW01Out = 0;
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wrkBfrEmpId = "";
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empSub = 0;
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sqlcode = 0;
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hdCount = 0;
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}
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/**
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* 段落 1200HDINNSOR：C2 HOLIDAY_CALENDAR 読込。
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* PERFORM UNTIL SQLCODE NOT = 0 → WRK-HD-COUNT++、WRK-HD-DATE格納。
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* エラー時は件数0（COBOLはループ終了のみ）。
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*/
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private void loadHolidays() {
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if (conn == null) {
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return;
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}
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try (PreparedStatement ps = conn.prepareStatement(
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"SELECT HOLIDAY_DATE FROM HOLIDAY_CALENDAR ORDER BY HOLIDAY_DATE")) {
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try (ResultSet rs = ps.executeQuery()) {
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while (rs.next()) {
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hdSet.add(rs.getString("HOLIDAY_DATE"));
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hdCount++;
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}
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}
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} catch (SQLException e) {
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// エラー時は取得済み分まで（COBOLは PERFORM UNTIL SQLCODE NOT=0 で終了）
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sqlcode = e.getErrorCode();
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}
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}
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/** W01 OPEN（FILE STATUS 異常時は ABEND 999）。 */
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private void openW01() {
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try {
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w01OutFil = new PrintWriter(
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new OutputStreamWriter(new FileOutputStream(W01OUT_FILE), "UTF-8"), true);
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} catch (IOException e) {
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abendPara(); // IF WS-W01-STATUS NOT = '00' → ABEND
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}
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}
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/**
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* 段落 1100C1INITSOR：C1 DECLARE/OPEN/初回FETCH。
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* SQLCODE=0 → CUN-R01INN++、 ELSE → WRK-R01EOF='1'。
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*/
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private void initC1() {
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if (conn == null) {
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wrkR01Eof = "1";
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return;
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}
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try {
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psC1 = conn.prepareStatement(
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"SELECT APPLICATION_ID, EMP_ID, LEAVE_TYPE, START_DATE, "
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+ " START_TIME, END_DATE, END_TIME"
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+ " FROM LEAVE_RECORDS WHERE STATUS = '1'"
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+ " ORDER BY EMP_ID, START_DATE");
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rsC1 = psC1.executeQuery();
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fetchC1();
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} catch (SQLException e) {
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sqlcode = e.getErrorCode();
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wrkR01Eof = "1"; // カーソルエラーは EOF 扱い
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}
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}
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/**
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* 段落 1100C1FETCHSOR / 1100C1INITSOR 内 FETCH。
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* SQLCODE=0 → ホスト変数格納 + CUN-R01INN++、 ELSE → WRK-R01EOF='1'。
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*/
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private void fetchC1() {
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if (rsC1 == null) {
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wrkR01Eof = "1";
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return;
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}
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try {
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if (rsC1.next()) {
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sqlApplId = rsC1.getInt("APPLICATION_ID");
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sqlEmpId = rsC1.getString("EMP_ID");
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sqlLeaveType = rsC1.getString("LEAVE_TYPE");
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sqlStartDate = rsC1.getString("START_DATE");
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sqlStartTime = rsC1.getString("START_TIME");
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sqlEndDate = rsC1.getString("END_DATE");
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sqlEndTime = rsC1.getString("END_TIME");
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cunR01Inn++;
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} else {
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wrkR01Eof = "1";
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}
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} catch (SQLException e) {
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sqlcode = e.getErrorCode();
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wrkR01Eof = "1"; // フェッチエラーは EOF 扱い（COBOL準拠）
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}
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}
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/**
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* 段落 2000MAJSOR：主処理（社員番号キーブレイク）。
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* SQL-EMP-ID→WRK-BFR-EMP-ID、1社員分処理(2100)→社員別小計出力。
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*/
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private void majPara() {
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wrkBfrEmpId = sqlEmpId; // キー保存
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empSub = 0; // CUN-EMP-SUB 初期化
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// 2100-PROCESS-EMP：EOF またはキー変化までループ
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while (!"1".equals(wrkR01Eof) && sqlEmpId.equals(wrkBfrEmpId)) {
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expandDate(); // 2200-EXPAND-DATE
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fetchC1(); // 次レコード FETCH
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}
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// 社員別小計出力（キーブレイク）
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msgOutPara(CST_MSGKEYINF, wrkBfrEmpId, Long.toString(empSub), "EMP SUB");
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}
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/**
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* 段落 2200-EXPAND-DATE：開始日〜終了日を日別展開。
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* 週末(Sat/Sun)・休日を除外し、非週末かつ非休日で W01 出力。
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*/
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private void expandDate() {
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LocalDate cur;
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LocalDate end;
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try {
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cur = LocalDate.parse(sqlStartDate, YMD);
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end = LocalDate.parse(sqlEndDate, YMD);
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} catch (DateTimeParseException e) {
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return; // 日付解析不可は当該申請をスキップ（COBOLは 0/SPACE で CONTINUE 相当）
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}
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while (!cur.isAfter(end)) {
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DayOfWeek dow = cur.getDayOfWeek();
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if (dow != DayOfWeek.SATURDAY && dow != DayOfWeek.SUNDAY) {
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// 非週末：休日テーブル検索
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String ymd = cur.format(YMD);
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if (!hdSet.contains(ymd)) {
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w01.reset();
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w01.setEmpId(wrkBfrEmpId); // MOVE WRK-BFR-EMP-ID
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w01.setDate(Integer.parseInt(ymd)); // MOVE WRK-DATE-ALPHA
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w01.setLeaveType(sqlLeaveType); // MOVE SQL-LEAVE-TYPE
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w01.setStartTime(Integer.parseInt(sqlStartTime)); // MOVE SQL-START-TIME
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w01.setEndTime(Integer.parseInt(sqlEndTime)); // MOVE SQL-END-TIME
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w01.setApplId(sqlApplId); // MOVE NUMVAL(SQL-APPL-ID)
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writeW01();
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empSub++;
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}
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}
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cur = cur.plusDays(1); // 2300-DATE-ADD-1（LocalDate が月末/閏年を処理）
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}
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}
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/**
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* 段落 3000STPSOR：終了処理。
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* CURSOR CLOSE→W01 CLOSE→件数メッセージ×3→終了メッセージ。
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*/
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private void termPara() {
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// *** 件数メッセージ出力
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msgOutPara(CST_MSGIINKES, "LEAVE_RECORDS", Long.toString(cunR01Inn));
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msgOutPara(CST_MSGOUTKES, "KIN02W01", Long.toString(cunW01Out));
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msgOutPara(CST_MSGKEYINF, "HOLIDAYS LOADED", Long.toString(hdCount));
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// *** 終了メッセージ出力
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msgOutPara(CST_MSGFIN, null, null);
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}
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/**
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* 段落 4000MSGOUTSOR：メッセージ編集出力処理。
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* M00UMKDATS22-03(1:1)/-04(1:1) に '2'、-05 にプログラムIDを設定し SUB02MSG を呼ぶ。
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*/
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private void msgOutPara(final int msgCod, final String p1, final String p2) {
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msgOutPara(msgCod, p1, p2, null);
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}
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private void msgOutPara(final int msgCod, final String p1, final String p2, final String p3) {
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m00MhoPar.reset();
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m00MhoPar.setM00MsgCod(msgCod);
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if (p1 != null) {
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m00MhoPar.setM00Umkdats2201(p1);
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}
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if (p2 != null) {
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m00MhoPar.setM00Umkdats2202(p2);
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}
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if (p3 != null) {
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m00MhoPar.setM00Umkdats2203(p3);
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}
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String p3cur = m00MhoPar.getM00Umkdats2203();
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String newP3 = (p3cur.length() == 0) ? ConvUtil.padRight(Integer.toString(CST_KN0002), 30)
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: ("2" + p3cur.substring(1));
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m00MhoPar.setM00Umkdats2203(newP3);
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m00MhoPar.setM00Umkdats2204(ConvUtil.padRight(Integer.toString(CST_KN0002), 30));
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m00MhoPar.setM00Umkdats2205(CST_PRGIDX);
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Sub02MsgSub.execute(m00MhoPar);
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}
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/**
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* 段落 9999ABDSOR：ABEND処理（ABENDコード 999）。
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*/
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private void abendPara() {
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e01AbdPar.reset();
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e01AbdPar.setE01AbdCod(CST_ABD999);
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Sub03EndSub.execute(e01AbdPar); // System.exit(999)
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}
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// ==================== ファイル操作補助 ====================
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/** WRITE W01OUTREC.／ADD 1 TO CUN-W01OUT. */
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private void writeW01() {
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w01OutFil.println(w01.toRecordLine());
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cunW01Out++;
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}
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/** CURSOR / W01 / DB 接続のクローズ（finally からも呼ばれ、冪等）。 */
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private void closeAll() {
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closeQuiet(rsC1);
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closeQuiet(psC1);
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closeQuiet(rsC2);
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closeQuiet(psC2);
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closeQuiet(w01OutFil);
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closeQuiet(conn);
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rsC1 = null;
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psC1 = null;
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rsC2 = null;
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psC2 = null;
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w01OutFil = null;
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conn = null;
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}
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private static void closeQuiet(final Object handle) {
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try {
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if (handle instanceof ResultSet) {
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((ResultSet) handle).close();
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} else if (handle instanceof PreparedStatement) {
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((PreparedStatement) handle).close();
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} else if (handle instanceof PrintWriter) {
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((PrintWriter) handle).close();
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} else if (handle instanceof Connection) {
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((Connection) handle).close();
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}
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} catch (Exception e) {
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// CLOSE異常は無視
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}
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}
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}
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