update huifu

jsowell-common/src/main/java/com/jsowell/common/util/AdapayUtil.java

@@ -0,0 +1,29 @@
+package com.jsowell.common.util;
+
+import java.math.BigDecimal;
+import java.text.DecimalFormat;
+
+public class AdapayUtil {
+	public static void main(String[] args) {
+		String amount = "1110.5309";
+		String s = formatAmount(amount);
+		System.out.println(s);
+
+		BigDecimal bigDecimal = new BigDecimal(amount);
+		String s2 = formatAmount(bigDecimal);
+		System.out.println(s2);
+	}
+
+	// 格式化数字  保留两位小数，不足补0
+	public static String formatAmount(String amount) {
+		//保留2位小数
+		double score = new BigDecimal(amount).setScale(2, BigDecimal.ROUND_HALF_UP).doubleValue();
+		//不足两位则补0
+		DecimalFormat decimalFormat = new DecimalFormat("0.00#");
+		return decimalFormat.format(score);
+	}
+
+	public static String formatAmount(BigDecimal amount) {
+		return formatAmount(amount.toString());
+	}
+}