formaFee2Fen rename to formatFee2Fen

weixin4j-base/src/main/java/com/foxinmy/weixin4j/api/PayApi.java

@@ -465,8 +465,8 @@ public class PayApi extends MchApi {
 		try {
 			Map<String, String> map = createBaseRequestMap(idQuery);
 			map.put("out_refund_no", outRefundNo);
-			map.put("total_fee", DateUtil.formaFee2Fen(totalFee));
-			map.put("refund_fee", DateUtil.formaFee2Fen(refundFee));
+			map.put("total_fee", DateUtil.formatFee2Fen(totalFee));
+			map.put("refund_fee", DateUtil.formatFee2Fen(refundFee));
 			if (StringUtil.isBlank(opUserId)) {
 				opUserId = weixinAccount.getMchId();
 			}

weixin4j-base/src/main/java/com/foxinmy/weixin4j/payment/PayPackage.java

@@ -117,7 +117,7 @@ public class PayPackage extends MerchantResult {
 		this.body = body;
 		this.detail = detail;
 		this.outTradeNo = outTradeNo;
-		this.totalFee = DateUtil.formaFee2Fen(totalFee);
+		this.totalFee = DateUtil.formatFee2Fen(totalFee);
 		this.notifyUrl = notifyUrl;
 		this.createIp = createIp;
 		this.attach = attach;
@@ -163,7 +163,7 @@ public class PayPackage extends MerchantResult {
 	 *            订单总额 单位为元
 	 */
 	public void setTotalFee(double totalFee) {
-		this.totalFee = DateUtil.formaFee2Fen(totalFee);
+		this.totalFee = DateUtil.formatFee2Fen(totalFee);
 	}
 
 	public String getNotifyUrl() {

weixin4j-base/src/main/java/com/foxinmy/weixin4j/payment/mch/CorpPayment.java

@@ -91,7 +91,7 @@ public class CorpPayment extends MerchantResult {
 		this.openId = openId;
 		this.checkNameType = checkNameType;
 		this.desc = desc;
-		this.amount = DateUtil.formaFee2Fen(amount);
+		this.amount = DateUtil.formatFee2Fen(amount);
 		this.clientIp = clientIp;
 	}
 

weixin4j-base/src/main/java/com/foxinmy/weixin4j/payment/mch/Redpacket.java

@@ -134,7 +134,7 @@ public class Redpacket extends MerchantResult {
 		this.clientIp = clientIp;
 		this.actName = actName;
 		this.remark = remark;
-		this.totalAmount = DateUtil.formaFee2Fen(totalAmount);
+		this.totalAmount = DateUtil.formatFee2Fen(totalAmount);
 		this.amtType = totalNum > 1 ? "ALL_RAND" : null;
 	}
 

weixin4j-base/src/main/java/com/foxinmy/weixin4j/util/DateUtil.java

@@ -1,5 +1,6 @@
 package com.foxinmy.weixin4j.util;
 
+import java.math.BigDecimal;
 import java.text.DecimalFormat;
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
@@ -73,10 +74,13 @@ public class DateUtil {
 	 * 
 	 * @param fee
 	 *            金额 单位为分
-	 * @return
+	 * @return 四舍五入后的字符串形式金额
 	 */
-	public static String formaFee2Fen(double fee) {
-		return new DecimalFormat("#").format(fee * 100);
+	public static String formatFee2Fen(double fee) {
+		BigDecimal _fee = new BigDecimal(Double.toString(fee));
+		fee = _fee.multiply(new BigDecimal("100"))
+				.setScale(2, BigDecimal.ROUND_HALF_UP).doubleValue();
+		return new DecimalFormat("#").format(fee);
 	}
 
 	/**