feat(时间工具类): 时间切片

project-order/src/main/java/com/dituhui/pea/order/common/DateSplit.java

+package com.dituhui.pea.order.common;
+
+import com.dituhui.pea.order.common.jackson.DateUtil;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+
+import java.time.LocalDateTime;
+import java.time.LocalTime;
+import java.util.Date;
+
+
+@Getter
+@RequiredArgsConstructor
+@AllArgsConstructor
+public class DateSplit {
+    private Date startDateTime;
+    private Date endDateTime;
+
+
+    public void setStartDateTime(Date startDateTime) {
+        this.startDateTime = startDateTime;
+    }
+
+    public void setEndDateTime(Date endDateTime) {
+        this.endDateTime = endDateTime;
+    }
+
+    public LocalDateTime getStartLocalDateTime() {
+        return DateUtil.fromDate(this.startDateTime);
+    }
+
+    public LocalDateTime getLocalEndDateTime() {
+        return DateUtil.fromDate(this.startDateTime);
+    }
+
+    /**
+     * 获取开始时间片
+     *
+     * @return 开始时间
+     */
+    public LocalTime getStartTime() {
+        return this.getStartLocalDateTime().toLocalTime();
+    }
+
+    /**
+     * 获取结束时间片
+     *
+     * @return 结束时间
+     */
+    public LocalTime getEndTime() {
+        return this.getLocalEndDateTime().toLocalTime();
+    }
+}
\ No newline at end of file

project-order/src/main/java/com/dituhui/pea/order/common/jackson/DateUtil.java

 package com.dituhui.pea.order.common.jackson;
 
+import com.dituhui.pea.order.common.DateSplit;
 import lombok.experimental.UtilityClass;
 import org.springframework.util.Assert;
 
@@ -8,6 +9,7 @@ import java.time.Duration;
 import java.time.Instant;
 import java.time.LocalDate;
 import java.time.LocalDateTime;
+import java.time.LocalTime;
 import java.time.Period;
 import java.time.ZoneId;
 import java.time.ZonedDateTime;
@@ -15,9 +17,12 @@ import java.time.format.DateTimeFormatter;
 import java.time.temporal.Temporal;
 import java.time.temporal.TemporalAmount;
 import java.time.temporal.TemporalQuery;
+import java.util.ArrayList;
 import java.util.Calendar;
+import java.util.Collections;
 import java.util.Date;
 import java.util.GregorianCalendar;
+import java.util.List;
 import java.util.TimeZone;
 
 /**
@@ -495,4 +500,89 @@ public class DateUtil {
     }
     //CHECKSTYLE:ON
 
+
+    /**
+     * 按照分钟切割时间区间
+     *
+     *
+     */
+    public static List<DateSplit> splitByMinute(Date startTime, Date endTime, int intervalMinutes) {
+        if (endTime.getTime() <= startTime.getTime()) {
+            return null;
+        }
+        List<DateSplit> dateSplits = new ArrayList<>(50);
+
+        DateSplit param = new DateSplit();
+        param.setStartDateTime(startTime);
+        param.setEndDateTime(endTime);
+        param.setEndDateTime(addMinute(startTime, intervalMinutes));
+        while (true) {
+            param.setStartDateTime(startTime);
+            Date tempEndTime = addMinute(startTime, intervalMinutes);
+            if (tempEndTime.getTime() >= endTime.getTime()) {
+                tempEndTime = endTime;
+            }
+            param.setEndDateTime(tempEndTime);
+
+            dateSplits.add(new DateSplit(param.getStartDateTime(), param.getEndDateTime()));
+
+            startTime = addMinute(startTime, intervalMinutes);
+            if (startTime.getTime() >= endTime.getTime()) {
+                break;
+            }
+            if (param.getEndDateTime().getTime() >= endTime.getTime()) {
+                break;
+            }
+        }
+        return dateSplits;
+    }
+
+    /**
+     * 按照小时切割时间区间
+     */
+    public static List<DateSplit> splitByHour(Date startTime, Date endTime, int intervalHours) {
+        if (endTime.getTime() <= startTime.getTime()) {
+            return Collections.emptyList();
+        }
+
+        List<DateSplit> dateSplits = new ArrayList<>(24);
+
+        DateSplit param = new DateSplit();
+        param.setStartDateTime(startTime);
+        param.setEndDateTime(endTime);
+        param.setEndDateTime(addHours(startTime, intervalHours));
+        while (true) {
+            param.setStartDateTime(startTime);
+            Date tempEndTime = addHours(startTime, intervalHours);
+            if (tempEndTime.getTime() >= endTime.getTime()) {
+                tempEndTime = endTime;
+            }
+            param.setEndDateTime(tempEndTime);
+
+            dateSplits.add(new DateSplit(param.getStartDateTime(), param.getEndDateTime()));
+
+            startTime = addHours(startTime, intervalHours);
+            if (startTime.getTime() >= endTime.getTime()) {
+                break;
+            }
+            if (param.getEndDateTime().getTime() >= endTime.getTime()) {
+                break;
+            }
+        }
+        return dateSplits;
+    }
+
+    private static Date addMinute(Date date, int minute) {
+        return add(date, Calendar.MINUTE, minute);
+    }
+    private static Date addHours(Date date, int hours) {
+        return add(date, Calendar.HOUR_OF_DAY, hours);
+    }
+    private static Date add(final Date date, final int calendarField, final int amount) {
+        final Calendar c = Calendar.getInstance();
+        c.setTime(date);
+        c.add(calendarField, amount);
+        return c.getTime();
+    }
+
 }