首页
学习
活动
专区
圈层
工具
发布
社区首页 >问答首页 >如何使用tomcat解决问题?Spring-Boot“扫描失败”

如何使用tomcat解决问题?Spring-Boot“扫描失败”
EN

Stack Overflow用户
提问于 2019-12-12 17:26:24
回答 4查看 3.8K关注 0票数 5

这是我的第一个spring-boot项目,我对tomcat有问题。服务器不想启动。项目中没有使用玻璃鱼,更让我惊讶的是这条信息。该项目是在Maven中创建的。我在这个问题上坐了好几个小时,就是找不到问题所在。有没有人能帮我?

代码语言:javascript
复制
2019-12-11 16:21:30.775  WARN 10436 --- [           main]         o.a.tomcat.util.scan.StandardJarScanner  : Failed to scan [file:/C:/Users/maxwell/.m2/repository/org/glassfish/hk2/hk2/2.6.1/hk2-utils.jar] from classloader hierarchy

java.io.IOException: java.lang.reflect.InvocationTargetException
  at org.apache.tomcat.util.compat.Jre9Compat.jarFileNewInstance(Jre9Compat.java:236) ~[tomcat-embed-core-9.0.29.jar:9.0.29]

这是我的pom.xml文件:

代码语言:javascript
复制
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org    /xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>2.2.2.RELEASE</version>
        <relativePath /> <!-- lookup parent from repository -->
    </parent>
    <groupId>maxwell</groupId>
    <artifactId>appdemo</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <name>appdemo</name>
    <description>Demo project for Spring Boot</description>

    <properties>
        <java.version>11</java.version>
    </properties>

    <dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-jdbc</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-jdbc</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-jersey</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-security</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-webflux</artifactId>
        </dependency>

        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <scope>runtime</scope>
        </dependency>

        <!-- https://mvnrepository.com/artifact/org.springframework.security/spring-security-taglibs -->
        <dependency>
            <groupId>org.springframework.security</groupId>
            <artifactId>spring-security-taglibs</artifactId>
        </dependency>

        <!-- https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-starter-data-rest -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-rest</artifactId>
        </dependency>

        <!-- https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-starter-tomcat -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-tomcat</artifactId>
            <scope>provided</scope>
        </dependency>


        <dependency>
            <groupId>org.apache.tomcat.embed</groupId>
            <artifactId>tomcat-embed-jasper</artifactId>
            <scope>providet</scope> 
        </dependency>

        <dependency>
            <groupId>javax.xml.bind</groupId>
            <artifactId>jaxb-api</artifactId>
        </dependency>

        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>javax.servlet-api</artifactId>
            <scope>provided</scope>
        </dependency>

        <!-- Tests -->

        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
            <exclusions>
                <exclusion>
                    <groupId>org.junit.vintage</groupId>
                    <artifactId>junit-vintage-engine</artifactId>
                </exclusion>
            </exclusions>
        </dependency>
        <dependency>
            <groupId>io.projectreactor</groupId>
            <artifactId>reactor-test</artifactId>
            <scope>test</scope>
        </dependency>
        <dependency>
            <groupId>org.springframework.security</groupId>
            <artifactId>spring-security-test</artifactId>
            <scope>test</scope>
        </dependency>
    </dependencies>

    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
        </plugins>
    </build>

</project>
EN

回答 4

Stack Overflow用户

发布于 2020-05-03 18:36:11

我也遇到过这个问题,所以我们不能同时使用spring-boot-starter-webspring-boot-starter-jersey,因为glassfishjersey的一部分,所以只需从它们中删除任何一个依赖项,在我的示例中,我删除了starter-jersey

代码语言:javascript
复制
<dependency>
  <groupId>org.springframework.boot</groupId>
  <artifactId>spring-boot-starter-jersey</artifactId>
</dependency>

问题终于解决了,请试一试

票数 3
EN

Stack Overflow用户

发布于 2019-12-12 17:58:25

您应该在pom.xml:<packaging>war</packaging>将包添加到war中

票数 1
EN

Stack Overflow用户

发布于 2019-12-12 19:09:19

您的依赖项似乎有问题:您能检查一下这个拼写错误吗

tomcat-embed-jasper依赖项

代码语言:javascript
复制
providet

其他问题,为什么你有两个依赖,如果你使用的是tomcat,一个就可以了。

代码语言:javascript
复制
   <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-tomcat</artifactId>
            <scope>provided</scope>
        </dependency>


        <dependency>
            <groupId>org.apache.tomcat.embed</groupId>
            <artifactId>tomcat-embed-jasper</artifactId>
            <scope>providet</scope> 
        </dependency>

检查example pom

spring boot web依赖就足够了,它已经包含了tomcat。您不需要显式定义tomcat依赖项

代码语言:javascript
复制
  <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
票数 1
EN
页面原文内容由Stack Overflow提供。腾讯云小微IT领域专用引擎提供翻译支持
原文链接:

https://stackoverflow.com/questions/59301363

复制
相关文章

相似问题

领券
问题归档专栏文章快讯文章归档关键词归档开发者手册归档开发者手册 Section 归档