diff --git a/book-service/src/main/java/com/test/controller/BookController.java b/book-service/src/main/java/com/test/controller/BookController.java
index db4d32b..bd78238 100644
--- a/book-service/src/main/java/com/test/controller/BookController.java
+++ b/book-service/src/main/java/com/test/controller/BookController.java
@@ -1,12 +1,12 @@
 package com.test.controller;
 
+import com.test.entity.Book;
 import com.test.service.BookService;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
 import javax.annotation.Resource;
-import java.awt.print.Book;
 
 /**
  * ClassName: BookController
@@ -22,7 +22,7 @@ public class BookController {
     BookService service;
 
     @RequestMapping("/book/{bid}")
-    Book findBookById(@PathVariable("bid") int bid){
+    Book findBookById(@PathVariable("bid") int bid) {
         return service.getBookById(bid);
     }
 }
diff --git a/book-service/src/main/java/com/test/mapper/BookMapper.java b/book-service/src/main/java/com/test/mapper/BookMapper.java
index 977705a..c582126 100644
--- a/book-service/src/main/java/com/test/mapper/BookMapper.java
+++ b/book-service/src/main/java/com/test/mapper/BookMapper.java
@@ -2,8 +2,7 @@ package com.test.mapper;
 
 import org.apache.ibatis.annotations.Mapper;
 import org.apache.ibatis.annotations.Select;
-
-import java.awt.print.Book;
+import com.test.entity.Book;
 
 /**
  * ClassName: BookMapper
diff --git a/book-service/src/main/java/com/test/service/BookService.java b/book-service/src/main/java/com/test/service/BookService.java
index 0fc33fb..f5dcdaa 100644
--- a/book-service/src/main/java/com/test/service/BookService.java
+++ b/book-service/src/main/java/com/test/service/BookService.java
@@ -1,6 +1,6 @@
 package com.test.service;
 
-import java.awt.print.Book;
+import com.test.entity.Book;
 
 /**
  * ClassName: BookService
diff --git a/book-service/src/main/java/com/test/service/impl/BookServiceImpl.java b/book-service/src/main/java/com/test/service/impl/BookServiceImpl.java
index 9a98617..a595169 100644
--- a/book-service/src/main/java/com/test/service/impl/BookServiceImpl.java
+++ b/book-service/src/main/java/com/test/service/impl/BookServiceImpl.java
@@ -5,7 +5,7 @@ import com.test.service.BookService;
 import org.springframework.stereotype.Service;
 
 import javax.annotation.Resource;
-import java.awt.print.Book;
+import com.test.entity.Book;
 
 /**
  * ClassName: BookServiceImpl