修复一个小错误

朱晔 · 朱晔 · commit c787a930d516 · 2020-05-24T09:03:08.000+08:00
diff --git a/readme.md b/readme.md
@@ -1,9 +1,10 @@
 ## 《Java业务开发常见错误100例》源码目录
 
 ### 专栏地址
-[进入专栏](https://time.geekbang.org/column/intro/294?utm_term=zeus134KG&utm_source=blog&utm_medium=zhuye)
+[进入极客时间专栏](https://time.geekbang.org/column/intro/294?utm_term=zeus134KG&utm_source=blog&utm_medium=zhuye)
 
 ### 点赞趋势
+如果觉得源码对你有帮助，欢迎Star
 [![点赞趋势](https://starchart.cc/JosephZhu1983/java-common-mistakes.svg)](https://starchart.cc/JosephZhu1983/java-common-mistakes)
       
 ### 源码说明
diff --git a/src/main/java/org/geekbang/time/commonmistakes/clientdata/trustclientcalculation/TrustClientCalculationController.java b/src/main/java/org/geekbang/time/commonmistakes/clientdata/trustclientcalculation/TrustClientCalculationController.java
@@ -20,7 +20,7 @@ public void wrong(@RequestBody Order order) {
     @PostMapping("/orderRight")
     public void right(@RequestBody Order order) {
         Item item = Db.getItem(order.getItemId());
-        if (order.getItemPrice().equals(item.getItemPrice())) {
+        if (!order.getItemPrice().equals(item.getItemPrice())) {
             throw new RuntimeException("您选购的商品价格有变化，请重新下单");
         }
         order.setItemPrice(item.getItemPrice());

Original file line number	Diff line number	Diff line change
`@@ -20,7 +20,7 @@ public void wrong(@RequestBody Order order) {`
`20`	`20`	`@PostMapping("/orderRight")`
`21`	`21`	`public void right(@RequestBody Order order) {`
`22`	`22`	`Item item = Db.getItem(order.getItemId());`
`23`		`- if (order.getItemPrice().equals(item.getItemPrice())) {`
	`23`	`+ if (!order.getItemPrice().equals(item.getItemPrice())) {`
`24`	`24`	`throw new RuntimeException("您选购的商品价格有变化，请重新下单");`
`25`	`25`	`}`
`26`	`26`	`order.setItemPrice(item.getItemPrice());`