From 8d18dbf7a5178d43b5830f3e365cdc9fa61e201d Mon Sep 17 00:00:00 2001
From: Looly <loolly@gmail.com>
Date: Tue, 22 Mar 2022 13:23:32 +0800
Subject: [PATCH] add method

---
 .../matcher/BoolArrayValueMatcher.java        | 36 +++++++++++++++----
 1 file changed, 30 insertions(+), 6 deletions(-)

diff --git a/hutool-cron/src/main/java/cn/hutool/cron/pattern/matcher/BoolArrayValueMatcher.java b/hutool-cron/src/main/java/cn/hutool/cron/pattern/matcher/BoolArrayValueMatcher.java
index 4ffff81e1..a95fb3b67 100644
--- a/hutool-cron/src/main/java/cn/hutool/cron/pattern/matcher/BoolArrayValueMatcher.java
+++ b/hutool-cron/src/main/java/cn/hutool/cron/pattern/matcher/BoolArrayValueMatcher.java
@@ -1,5 +1,7 @@
 package cn.hutool.cron.pattern.matcher;
 
+import cn.hutool.core.collection.CollUtil;
+import cn.hutool.core.lang.Assert;
 import cn.hutool.core.util.StrUtil;
 
 import java.util.Collections;
@@ -7,28 +9,50 @@ import java.util.List;
 
 /**
  * 将表达式中的数字值列表转换为Boolean数组，匹配时匹配相应数组位
- * @author Looly
  *
+ * @author Looly
  */
-public class BoolArrayValueMatcher implements ValueMatcher{
-	
+public class BoolArrayValueMatcher implements ValueMatcher {
+
+	/**
+	 * 用户定义此字段的最小值
+	 */
+	private final int minValue;
 	private final boolean[] bValues;
-	
+
+	/**
+	 * 构造
+	 *
+	 * @param intValueList 匹配值列表
+	 */
 	public BoolArrayValueMatcher(List<Integer> intValueList) {
+		Assert.isTrue(CollUtil.isNotEmpty(intValueList), "Values must be not empty!");
 		bValues = new boolean[Collections.max(intValueList) + 1];
+		int min = Integer.MAX_VALUE;
 		for (Integer value : intValueList) {
+			min = Math.min(min, value);
 			bValues[value] = true;
 		}
+		this.minValue = min;
 	}
 
 	@Override
 	public boolean match(Integer value) {
-		if(null == value || value >= bValues.length){
+		if (null == value || value >= bValues.length) {
 			return false;
 		}
 		return bValues[value];
 	}
-	
+
+	/**
+	 * 获取表达式定义的最小值
+	 *
+	 * @return 最小值
+	 */
+	public int getMinValue() {
+		return this.minValue;
+	}
+
 	@Override
 	public String toString() {
 		return StrUtil.format("Matcher:{}", new Object[]{this.bValues});