我得到了以上的错误。我也导入了所有需要的文件。有人能帮我解决这个问题吗?
public List<ScoreCount> scoreCount(String courseId, String assignmentId){
Aggregation agg = newAggregation(
match(Criteria.where("_id.courseId").is(courseId).and("_id.assignmentId").is(assignmentId)),
bucket("overRollScore").withBoundaries(0, 20, 50, 70, 100).andOutput("score").push().as("gradeCount"));
AggregationResults<ScoreCount> averageScore = mongoTemplate.aggregate(agg, Submission.class, ScoreCount.class);
return averageScore.getMappedResults();
}

发布于 2017-07-27 16:07:39
通过在POM文件中将org.springframework.boot版本从1.4.1.RELEASE更新到1.5.3.RELEASE解决。
https://stackoverflow.com/questions/45344359
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