diff --git a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayBaseRequest.java b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayBaseRequest.java
index b0c2e85d5..cc0490d22 100644
--- a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayBaseRequest.java
+++ b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayBaseRequest.java
@@ -122,7 +122,7 @@ public abstract class WxPayBaseRequest {
   /**
    * 检查约束情况
    */
-  protected abstract void checkConstraints();
+  protected abstract void checkConstraints() throws WxPayException;
 
   public String getAppid() {
     return this.appid;
diff --git a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayDownloadBillRequest.java b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayDownloadBillRequest.java
index ed02060f8..2838284c8 100644
--- a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayDownloadBillRequest.java
+++ b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayDownloadBillRequest.java
@@ -1,5 +1,6 @@
 package com.github.binarywang.wxpay.bean.request;
 
+import com.github.binarywang.wxpay.exception.WxPayException;
 import com.thoughtworks.xstream.annotations.XStreamAlias;
 import me.chanjar.weixin.common.annotation.Required;
 import org.apache.commons.lang3.ArrayUtils;
@@ -128,13 +129,13 @@ public class WxPayDownloadBillRequest extends WxPayBaseRequest {
   }
 
   @Override
-  protected void checkConstraints() {
+  protected void checkConstraints() throws WxPayException {
     if (StringUtils.isNotBlank(this.getTarType()) && !"GZIP".equals(this.getTarType())) {
-      throw new IllegalArgumentException("tar_type值如果存在，只能为GZIP");
+      throw new WxPayException("tar_type值如果存在，只能为GZIP");
     }
 
     if (!ArrayUtils.contains(BILL_TYPE, this.getBillType())) {
-      throw new IllegalArgumentException(String.format("bill_tpye目前必须为%s其中之一,实际值：%s",
+      throw new WxPayException(String.format("bill_tpye目前必须为%s其中之一,实际值：%s",
         Arrays.toString(BILL_TYPE), this.getBillType()));
     }
   }
diff --git a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayOrderQueryRequest.java b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayOrderQueryRequest.java
index 499727995..e7767da60 100644
--- a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayOrderQueryRequest.java
+++ b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayOrderQueryRequest.java
@@ -1,5 +1,6 @@
 package com.github.binarywang.wxpay.bean.request;
 
+import com.github.binarywang.wxpay.exception.WxPayException;
 import com.thoughtworks.xstream.annotations.XStreamAlias;
 import org.apache.commons.lang3.StringUtils;
 
@@ -64,10 +65,10 @@ public class WxPayOrderQueryRequest extends WxPayBaseRequest {
   }
 
   @Override
-  protected void checkConstraints() {
+  protected void checkConstraints() throws WxPayException {
     if ((StringUtils.isBlank(transactionId) && StringUtils.isBlank(outTradeNo)) ||
       (StringUtils.isNotBlank(transactionId) && StringUtils.isNotBlank(outTradeNo))) {
-      throw new IllegalArgumentException("transaction_id 和 out_trade_no 不能同时存在或同时为空，必须二选一");
+      throw new WxPayException("transaction_id 和 out_trade_no 不能同时存在或同时为空，必须二选一");
     }
   }
 }
diff --git a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayOrderReverseRequest.java b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayOrderReverseRequest.java
index 6aef2aa0f..075295238 100644
--- a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayOrderReverseRequest.java
+++ b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayOrderReverseRequest.java
@@ -1,5 +1,6 @@
 package com.github.binarywang.wxpay.bean.request;
 
+import com.github.binarywang.wxpay.exception.WxPayException;
 import com.thoughtworks.xstream.annotations.XStreamAlias;
 import org.apache.commons.lang3.StringUtils;
 
@@ -91,9 +92,9 @@ public class WxPayOrderReverseRequest extends WxPayBaseRequest {
   }
 
   @Override
-  protected void checkConstraints() {
+  protected void checkConstraints() throws WxPayException {
     if (StringUtils.isBlank(transactionId) && StringUtils.isBlank(outTradeNo)) {
-      throw new IllegalArgumentException("transaction_id 和 out_trade_no不能同时为空！");
+      throw new WxPayException("transaction_id 和 out_trade_no不能同时为空！");
     }
   }
 
diff --git a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayRefundQueryRequest.java b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayRefundQueryRequest.java
index 1efa23db7..00545f004 100644
--- a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayRefundQueryRequest.java
+++ b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayRefundQueryRequest.java
@@ -1,5 +1,6 @@
 package com.github.binarywang.wxpay.bean.request;
 
+import com.github.binarywang.wxpay.exception.WxPayException;
 import com.thoughtworks.xstream.annotations.XStreamAlias;
 import org.apache.commons.lang3.StringUtils;
 
@@ -135,12 +136,12 @@ public class WxPayRefundQueryRequest extends WxPayBaseRequest {
   }
 
   @Override
-  protected void checkConstraints() {
+  protected void checkConstraints() throws WxPayException {
     if ((StringUtils.isBlank(transactionId) && StringUtils.isBlank(outTradeNo)
       && StringUtils.isBlank(outRefundNo) && StringUtils.isBlank(refundId)) ||
       (StringUtils.isNotBlank(transactionId) && StringUtils.isNotBlank(outTradeNo)
         && StringUtils.isNotBlank(outRefundNo) && StringUtils.isNotBlank(refundId))) {
-      throw new IllegalArgumentException("transaction_id，out_trade_no，out_refund_no，refund_id 必须四选一");
+      throw new WxPayException("transaction_id，out_trade_no，out_refund_no，refund_id 必须四选一");
     }
 
   }
diff --git a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayRefundRequest.java b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayRefundRequest.java
index 7fae6fa0f..66808738c 100644
--- a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayRefundRequest.java
+++ b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayRefundRequest.java
@@ -271,16 +271,16 @@ public class WxPayRefundRequest extends WxPayBaseRequest {
   }
 
   @Override
-  protected void checkConstraints() {
+  protected void checkConstraints() throws WxPayException {
     if (StringUtils.isNotBlank(this.getRefundAccount())) {
       if (!ArrayUtils.contains(REFUND_ACCOUNT, this.getRefundAccount())) {
-        throw new IllegalArgumentException(String.format("refund_account目前必须为%s其中之一,实际值：%s",
+        throw new WxPayException(String.format("refund_account目前必须为%s其中之一,实际值：%s",
           Arrays.toString(REFUND_ACCOUNT), this.getRefundAccount()));
       }
     }
 
     if (StringUtils.isBlank(this.getOutTradeNo()) && StringUtils.isBlank(this.getTransactionId())) {
-      throw new IllegalArgumentException("transaction_id 和 out_trade_no 不能同时为空，必须提供一个");
+      throw new WxPayException("transaction_id 和 out_trade_no 不能同时为空，必须提供一个");
     }
   }
 
diff --git a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayUnifiedOrderRequest.java b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayUnifiedOrderRequest.java
index 7c927425d..8061556cc 100644
--- a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayUnifiedOrderRequest.java
+++ b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayUnifiedOrderRequest.java
@@ -500,18 +500,18 @@ public class WxPayUnifiedOrderRequest extends WxPayBaseRequest {
   }
 
   @Override
-  protected void checkConstraints() {
+  protected void checkConstraints() throws WxPayException {
 //    if (!ArrayUtils.contains(TRADE_TYPES, this.getTradeType())) {
-//      throw new IllegalArgumentException(String.format("trade_type目前必须为%s其中之一,实际值：%s",
+//      throw new WxPayException(String.format("trade_type目前必须为%s其中之一,实际值：%s",
 //        Arrays.toString(TRADE_TYPES), this.getTradeType()));
 //    }
 
     if ("JSAPI".equals(this.getTradeType()) && this.getOpenid() == null) {
-      throw new IllegalArgumentException("当 trade_type是'JSAPI'时未指定openid");
+      throw new WxPayException("当 trade_type是'JSAPI'时未指定openid");
     }
 
     if ("NATIVE".equals(this.getTradeType()) && this.getProductId() == null) {
-      throw new IllegalArgumentException("当 trade_type是'NATIVE'时未指定product_id");
+      throw new WxPayException("当 trade_type是'NATIVE'时未指定product_id");
     }
   }
 
diff --git a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/result/WxPayBaseResult.java b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/result/WxPayBaseResult.java
index 802e22b31..d4b96dc40 100644
--- a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/result/WxPayBaseResult.java
+++ b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/result/WxPayBaseResult.java
@@ -316,8 +316,8 @@ public abstract class WxPayBaseResult {
     }
 
     //校验结果是否成功
-    if (!"SUCCESS".equalsIgnoreCase(getReturnCode())
-      || !"SUCCESS".equalsIgnoreCase(getResultCode())) {
+    if (!StringUtils.equalsAny(StringUtils.trimToEmpty(getReturnCode()).toUpperCase(), "SUCCESS", "")
+      || !StringUtils.equalsAny(StringUtils.trimToEmpty(getResultCode()).toUpperCase(), "SUCCESS", "")) {
       StringBuilder errorMsg = new StringBuilder();
       if (getReturnCode() != null) {
         errorMsg.append("返回代码：").append(getReturnCode());
@@ -335,8 +335,7 @@ public abstract class WxPayBaseResult {
         errorMsg.append("，错误详情：").append(getErrCodeDes());
       }
 
-      this.getLogger().error("\n结果业务代码异常，返回結果：{},\n{}",
-        map, errorMsg.toString());
+      this.getLogger().error("\n结果业务代码异常，返回結果：{},\n{}", map, errorMsg.toString());
       throw WxPayException.from(this);
     }
   }
diff --git a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/config/WxPayConfig.java b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/config/WxPayConfig.java
index aeab939a0..b51f28e94 100644
--- a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/config/WxPayConfig.java
+++ b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/config/WxPayConfig.java
@@ -160,11 +160,11 @@ public class WxPayConfig {
 
   public SSLContext initSSLContext() throws WxPayException {
     if (StringUtils.isBlank(mchId)) {
-      throw new IllegalArgumentException("请确保商户号mchId已设置");
+      throw new WxPayException("请确保商户号mchId已设置");
     }
 
     if (StringUtils.isBlank(this.keyPath)) {
-      throw new IllegalArgumentException("请确保证书文件地址keyPath已配置");
+      throw new WxPayException("请确保证书文件地址keyPath已配置");
     }
 
     InputStream inputStream;
diff --git a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/service/impl/WxPayServiceAbstractImpl.java b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/service/impl/WxPayServiceAbstractImpl.java
index 9a75b4697..616f86098 100644
--- a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/service/impl/WxPayServiceAbstractImpl.java
+++ b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/service/impl/WxPayServiceAbstractImpl.java
@@ -161,7 +161,7 @@ public abstract class WxPayServiceAbstractImpl implements WxPayService {
   @Override
   public WxPayOrderCloseResult closeOrder(String outTradeNo) throws WxPayException {
     if (StringUtils.isBlank(outTradeNo)) {
-      throw new IllegalArgumentException("out_trade_no不能为空");
+      throw new WxPayException("out_trade_no不能为空");
     }
 
     WxPayOrderCloseRequest request = new WxPayOrderCloseRequest();
diff --git a/weixin-java-pay/src/test/java/com/github/binarywang/wxpay/service/impl/WxPayServiceAbstractImplTest.java b/weixin-java-pay/src/test/java/com/github/binarywang/wxpay/service/impl/WxPayServiceAbstractImplTest.java
index 9b57d77b1..7ac35a606 100644
--- a/weixin-java-pay/src/test/java/com/github/binarywang/wxpay/service/impl/WxPayServiceAbstractImplTest.java
+++ b/weixin-java-pay/src/test/java/com/github/binarywang/wxpay/service/impl/WxPayServiceAbstractImplTest.java
@@ -139,7 +139,7 @@ public class WxPayServiceAbstractImplTest {
       .unifiedOrder(WxPayUnifiedOrderRequest.newBuilder()
         .body("我去")
         .totalFee(1)
-        .spbillCreateIp("111111")
+        .spbillCreateIp("11.1.11.1")
         .notifyURL("111111")
         .tradeType("JSAPI")
         .openid(((XmlWxPayConfig) this.payService.getConfig()).getOpenid())