diff --git a/servers/boe-server-all/src/main/java/com/xboe/module/course/dao/CourseContentDao.java b/servers/boe-server-all/src/main/java/com/xboe/module/course/dao/CourseContentDao.java
index b945ea63..e1f7aeca 100644
--- a/servers/boe-server-all/src/main/java/com/xboe/module/course/dao/CourseContentDao.java
+++ b/servers/boe-server-all/src/main/java/com/xboe/module/course/dao/CourseContentDao.java
@@ -1,10 +1,13 @@
 package com.xboe.module.course.dao;
 
+import org.springframework.data.jpa.repository.Query;
 import org.springframework.stereotype.Repository;
 
 import com.xboe.core.orm.BaseDao;
 import com.xboe.module.course.entity.CourseContent;
 
+import java.util.List;
+
 @Repository
 public class CourseContentDao extends BaseDao<CourseContent> {
 	
@@ -20,4 +23,9 @@ public class CourseContentDao extends BaseDao<CourseContent> {
 		int count=count(hql, courseId);
 		return count;
     }
+
+	public List<CourseContent> findContentList(String courseId) {
+		String sql = "select * from CourseContent c where c.courseId = ?1";
+		return findList(sql, courseId);
+	}
 }
diff --git a/servers/boe-server-all/src/main/java/com/xboe/school/study/service/impl/StudySignupServiceImpl.java b/servers/boe-server-all/src/main/java/com/xboe/school/study/service/impl/StudySignupServiceImpl.java
index 7f7f629d..4adbdfcd 100644
--- a/servers/boe-server-all/src/main/java/com/xboe/school/study/service/impl/StudySignupServiceImpl.java
+++ b/servers/boe-server-all/src/main/java/com/xboe/school/study/service/impl/StudySignupServiceImpl.java
@@ -137,9 +137,9 @@ public class StudySignupServiceImpl implements IStudySignupService{
 
 	@Override
 	public StudyCourseItem addStudyCourseItem(StudySignup signup) {
-		List<CourseContent> courseContents = contentDao.sqlFindList("SELECT * from boe_course_content where course_id = "+ signup.getCourseId());
+		List<CourseContent> courseContents = contentDao.findContentList(signup.getCourseId());
 		if (!courseContents.isEmpty()) {
-			log.info("查看在线课集合内容数据（共 {} 条记录）", courseContents.toString());
+			log.info("查看在线课集合内容数据（共 {} 条记录）", courseContents.size());
 			for (CourseContent c : courseContents){
 				log.info("查看在线课内容数据: {}", c);
 				// 使用toString()或自定义格式化字符串