Maven 不導入包

Question

我使用 Maven 來構建我的依賴項，但由於某種原因，導入了 jars 而不是包。

這是我的 pom.xml

<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 http://maven.apache.org/maven-v4_0_0.xsd">
  <modelVersion>4.0.0</modelVersion>
  <groupId>test</groupId>
  <artifactId>EmployeeMgmt</artifactId>
  <packaging>war</packaging>
  <version>0.0.1-SNAPSHOT</version>
  <name>EmployeeMgmt Maven Webapp</name>
  <url>http://maven.apache.org</url>
  <properties>
        <jdk.version>1.6</jdk.version>
        <spring.version>3.2.8.RELEASE</spring.version>
        <spring.security.version>3.2.3.RELEASE</spring.security.version>
        <jstl.version>1.2</jstl.version>
        <mysql.connector.version>5.1.30</mysql.connector.version>
        <logback.version>1.1.2</logback.version>
        <slf4j.version>1.7.6</slf4j.version>
        <hibernate.version>4.2.11.Final</hibernate.version>
        <dbcp.version>1.4</dbcp.version>
        <servletapi.version>2.5</servletapi.version>
    </properties>
  <dependencies>
        <!-- database pool -->
        <dependency>
            <groupId>commons-dbcp</groupId>
            <artifactId>commons-dbcp</artifactId>
            <version>${dbcp.version}</version>
        </dependency>

        <!-- Hibernate ORM <dependency> <groupId>org.hibernate</groupId> <artifactId>hibernate-core</artifactId> 
            <version>${hibernate.version}</version> </dependency> -->
        <dependency>
            <groupId>org.hibernate</groupId>
            <artifactId>hibernate-core</artifactId>
            <version>3.6.3.Final</version>
        </dependency>

        <!-- Spring 3 dependencies -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-core</artifactId>
            <version>${spring.version}</version>
            <exclusions>
                <exclusion>
                    <groupId>commons-logging</groupId>
                    <artifactId>commons-logging</artifactId>
                </exclusion>
            </exclusions>
        </dependency>

        <!-- Spring MVC -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-webmvc</artifactId>
            <version>3.2.8.RELEASE</version>
        </dependency>

        <!-- Spring + aspects -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-aspects</artifactId>
            <version>${spring.version}</version>
        </dependency>

        <!-- ORM integration, e.g Hibernate -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-orm</artifactId>
            <version>${spring.version}</version>
        </dependency>

        <!-- Spring Security -->
        <dependency>
            <groupId>org.springframework.security</groupId>
            <artifactId>spring-security-web</artifactId>
            <version>${spring.security.version}</version>
        </dependency>

        <dependency>
            <groupId>org.springframework.security</groupId>
            <artifactId>spring-security-config</artifactId>
            <version>${spring.security.version}</version>
        </dependency>

        <!-- Spring Security JSP Taglib -->
        <dependency>
            <groupId>org.springframework.security</groupId>
            <artifactId>spring-security-taglibs</artifactId>
            <version>${spring.security.version}</version>
        </dependency>

        <!-- jstl for jsp page -->
        <dependency>
            <groupId>jstl</groupId>
            <artifactId>jstl</artifactId>
            <version>${jstl.version}</version>
        </dependency>

        <!-- MySql Driver -->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>${mysql.connector.version}</version>
        </dependency>

        <!-- logging, slf4j -->
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-api</artifactId>
            <version>${slf4j.version}</version>
        </dependency>

        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>jcl-over-slf4j</artifactId>
            <version>${slf4j.version}</version>
        </dependency>

        <dependency>
            <groupId>ch.qos.logback</groupId>
            <artifactId>logback-classic</artifactId>
            <version>${logback.version}</version>
        </dependency>

        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>servlet-api</artifactId>
            <version>${servletapi.version}</version>
            <scope>provided</scope>
        </dependency>

        <dependency>
            <groupId>javassist</groupId>
            <artifactId>javassist</artifactId>
            <version>3.12.1.GA</version>
        </dependency>
        <dependency>
            <groupId>org.codehaus.jackson</groupId>
            <artifactId>jackson-mapper-asl</artifactId>
            <version>1.8.5</version>
        </dependency>
    </dependencies>

  <build>
    <finalName>EmployeeMgmt</finalName>
  </build>
</project>

Answer 1

嘗試以下步驟

右鍵單擊您的項目，然后單擊Maven -> Update Project

Answer 2

我認為 OP 是說即使他定義了 POM，也無法從 class 中導入包（POM 未“識別”或“導入”）

我在使用 IntelliJ IDEA 2022.2.2 時遇到了這個問題

1. 右鍵單擊項目
2. Hover 超過Maven
3. Hover跑完 Maven
4. 單擊重新導入