干掉zipkin，貌似可以了？

mooctest-site-server/pom.xml

@@ -98,11 +98,11 @@
         </dependency>
 
         <!-- MS framework dependencies start -->
-        <dependency>
-            <groupId>org.jboss.spec.javax.servlet</groupId>
-            <artifactId>jboss-servlet-api_3.1_spec</artifactId>
-            <version>1.0.0.Final</version>
-        </dependency>
+<!--        <dependency>-->
+<!--            <groupId>org.jboss.spec.javax.servlet</groupId>-->
+<!--            <artifactId>jboss-servlet-api_3.1_spec</artifactId>-->
+<!--            <version>1.0.0.Final</version>-->
+<!--        </dependency>-->
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>
@@ -211,11 +211,17 @@
             <groupId>org.springframework.cloud</groupId>
             <artifactId>spring-cloud-starter-zookeeper-config</artifactId>
         </dependency>
-        <!-- 分布式链路追踪 -->
-        <dependency>
-            <groupId>org.springframework.cloud</groupId>
-            <artifactId>spring-cloud-starter-zipkin</artifactId>
-        </dependency>
+<!--        &lt;!&ndash; 分布式链路追踪 &ndash;&gt;-->
+<!--        <dependency>-->
+<!--            <groupId>org.springframework.cloud</groupId>-->
+<!--            <artifactId>spring-cloud-starter-zipkin</artifactId>-->
+<!--            <exclusions>-->
+<!--                <exclusion>-->
+<!--                    <groupId>org.springframework.boot</groupId>-->
+<!--                    <artifactId>spring-boot-starter-log4j2</artifactId>-->
+<!--                </exclusion>-->
+<!--            </exclusions>-->
+<!--        </dependency>-->
         <!-- zookeeper 依赖的健康检查的jar，所以需要引入actuator这个依赖 -->
         <dependency>
             <groupId>org.springframework.boot</groupId>
@@ -421,6 +427,7 @@
             <artifactId>spring-boot-starter-log4j2</artifactId>
             <version>${spring.boot.version}</version>
         </dependency>
+
     </dependencies>
 
     <build>

mooctest-site-server/src/main/java/cn/iselab/mooctest/site/models/Competition.java

@@ -1,9 +1,6 @@
 package cn.iselab.mooctest.site.models;
 
-import javafx.util.converter.TimeStringConverter;
 import lombok.Data;
-import lombok.EqualsAndHashCode;
-import org.bouncycastle.asn1.cms.TimeStampAndCRL;
 
 import javax.persistence.*;
 import java.sql.Timestamp;