From 9915458f12ae9897ff0b02fe9f0254db6fd0348b Mon Sep 17 00:00:00 2001
From: Salman Manoe <salmanoe@live.com>
Date: Fri, 28 Apr 2023 10:34:56 +0700
Subject: [PATCH] Create async slip gaji

add timer dan task
---
 .../asynctask/InitiateSlipGaji.java           | 57 +++++++++++++
 .../timer/InitiateSlipGajiTimer.java          | 81 +++++++++++++++++++
 2 files changed, 138 insertions(+)
 create mode 100644 jasamedika-sdm/src/main/java/com/jasamedika/medifirst2000/asynctask/InitiateSlipGaji.java
 create mode 100644 jasamedika-sdm/src/main/java/com/jasamedika/medifirst2000/asynctask/timer/InitiateSlipGajiTimer.java

diff --git a/jasamedika-sdm/src/main/java/com/jasamedika/medifirst2000/asynctask/InitiateSlipGaji.java b/jasamedika-sdm/src/main/java/com/jasamedika/medifirst2000/asynctask/InitiateSlipGaji.java
new file mode 100644
index 00000000..4e3e64de
--- /dev/null
+++ b/jasamedika-sdm/src/main/java/com/jasamedika/medifirst2000/asynctask/InitiateSlipGaji.java
@@ -0,0 +1,57 @@
+package com.jasamedika.medifirst2000.asynctask;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.scheduling.annotation.Async;
+import org.springframework.stereotype.Component;
+
+import com.jasamedika.medifirst2000.asynctask.timer.InitiateSlipGajiTimer;
+import com.jasamedika.medifirst2000.service.SlipGajiService;
+import com.jasamedika.medifirst2000.util.CommonUtil;
+
+/**
+ * @author Salman
+ * 
+ */
+@Component
+public class InitiateSlipGaji {
+	private final static Logger LOGGER = LoggerFactory.getLogger(InitiateSlipGaji.class);
+
+	@Autowired
+	private SlipGajiService slipGajiService;
+
+	public InitiateSlipGaji() {
+		int the1st = 1;
+		int at0hrs = 0;
+		InitiateSlipGajiTimer.schedule(new Runnable() {
+			@Override
+			public void run() {
+				try {
+					LOGGER.info("Slip Gaji : Call initiate data");
+					initiateData();
+				} catch (Exception ex) {
+					LOGGER.error("Slip Gaji : Error when initiate data " + ex.getMessage());
+				} finally {
+					LOGGER.info("Slip Gaji : Finishing call initiate data");
+				}
+			}
+		}, the1st, at0hrs);
+	}
+
+	@Async
+	public void initiateData() {
+		try {
+			if (CommonUtil.isNotNullOrEmpty(slipGajiService)) {
+				LOGGER.info("Slip Gaji : Initiating");
+				slipGajiService.init();
+			} else {
+				LOGGER.warn("Slip Gaji : Undefined service");
+			}
+		} catch (Exception ex) {
+			LOGGER.error("Slip Gaji : Error when initiating " + ex.getMessage());
+		} finally {
+			LOGGER.info("Slip Gaji : Finish initiating");
+		}
+	}
+}
diff --git a/jasamedika-sdm/src/main/java/com/jasamedika/medifirst2000/asynctask/timer/InitiateSlipGajiTimer.java b/jasamedika-sdm/src/main/java/com/jasamedika/medifirst2000/asynctask/timer/InitiateSlipGajiTimer.java
new file mode 100644
index 00000000..21e2860c
--- /dev/null
+++ b/jasamedika-sdm/src/main/java/com/jasamedika/medifirst2000/asynctask/timer/InitiateSlipGajiTimer.java
@@ -0,0 +1,81 @@
+package com.jasamedika.medifirst2000.asynctask.timer;
+
+import java.util.Calendar;
+import java.util.Date;
+import java.util.Timer;
+import java.util.TimerTask;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * @author Salman
+ *
+ */
+public class InitiateSlipGajiTimer {
+	private final static Logger LOGGER = LoggerFactory.getLogger(InitiateSlipGajiTimer.class);
+
+	// What to do
+	private final Runnable whatToDo;
+
+	// when
+	private final int dayOfMonth;
+	private final int hourOfDay;
+
+	// The current timer
+	private Timer current = new Timer();
+
+	public void cancelCurrent() {
+		LOGGER.info("SlipGajiTimer : Cancel current execution");
+		current.cancel();
+
+		LOGGER.info("SlipGajiTimer : Removes the timertask so it can be garbage collected");
+		current.purge();
+	}
+
+	public static InitiateSlipGajiTimer schedule(Runnable runnable, int dayOfMonth, int hourOfDay) {
+		LOGGER.info("SlipGajiTimer : Create a new instance");
+		return new InitiateSlipGajiTimer(runnable, dayOfMonth, hourOfDay);
+	}
+
+	private InitiateSlipGajiTimer(Runnable runnable, int day, int hour) {
+		this.whatToDo = runnable;
+		this.dayOfMonth = day;
+		this.hourOfDay = hour;
+
+		schedule();
+	}
+
+	private void schedule() {
+		cancelCurrent();
+
+		LOGGER.info(
+				"SlipGajiTimer : Assigning a new instance of Timer, allow the previous Timer to be garbage collected");
+		current = new Timer();
+		current.schedule(new TimerTask() {
+			public void run() {
+				try {
+					LOGGER.info("SlipGajiTimer : Running schedule");
+					whatToDo.run();
+				} finally {
+					LOGGER.info("SlipGajiTimer : Schedule for the next month");
+					schedule();
+				}
+			}
+		}, nextDate());
+	}
+
+	private Date nextDate() {
+		Calendar runDate = Calendar.getInstance();
+		runDate.set(Calendar.DAY_OF_MONTH, dayOfMonth);
+		runDate.set(Calendar.HOUR_OF_DAY, hourOfDay);
+		runDate.set(Calendar.MINUTE, 0);
+		runDate.set(Calendar.SECOND, 0);
+		runDate.set(Calendar.MILLISECOND, 0);
+		runDate.add(Calendar.MONTH, 1);
+
+		LOGGER.info("SlipGajiTimer : Set to next month " + runDate.getTime());
+
+		return runDate.getTime();
+	}
+}