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update 海南平台对接

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autumn.g@foxmail.com
2024-01-26 10:55:40 +08:00
parent 661b1906dd
commit 0f820738b0
3 changed files with 106 additions and 45 deletions
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46
jsowell-common/src/main/java/com/jsowell/common/util/AdapayUtil.java
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@@ -3,6 +3,7 @@ package com.jsowell.common.util;
import lombok.extern.slf4j.Slf4j;
import java.math.BigDecimal;
import java.math.RoundingMode;
import java.nio.charset.StandardCharsets;
import java.security.KeyFactory;
import java.security.PrivateKey;
@@ -19,27 +20,13 @@ import java.util.Base64;
@Slf4j
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
* @param amount
* @return
*/
public static String formatAmount(String amount) {
//保留2位小数
double d = 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(d);
return formatAmount(new BigDecimal(amount));
}
/**
@@ -48,7 +35,34 @@ public class AdapayUtil {
* @return
*/
public static String formatAmount(BigDecimal amount) {
return formatAmount(amount.toString());
return formatAmount(amount, 2);
}
/**
* 格式化数字 保留n位小数，不足补0
* @param amount
* @return
*/
public static String formatAmount(BigDecimal amount, int n) {
//保留2位小数
double d = amount.setScale(n, RoundingMode.DOWN).doubleValue();
//不足则补0
StringBuilder pattern = new StringBuilder("0");
for (int i = 0; i < n; i++) {
if (i == 0) {
pattern.append(".");
}
pattern.append("0");
}
DecimalFormat decimalFormat = new DecimalFormat(pattern.toString());
return decimalFormat.format(d);
}
public static void main(String[] args) {
BigDecimal bigDecimal = new BigDecimal("1236.8369");
System.out.println(formatAmount(bigDecimal, 0));
System.out.println(formatAmount(bigDecimal, 2));
System.out.println(formatAmount(bigDecimal, 4));
}
/**