[英]Error on “package does not exist” while using Maven
我正在使用Maven构建一个HelloWorld程序。 但是我失败了
mvn package
错误消息是:
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler- plugin:3.1:compile (default-compile) on project QuickStart: Compilation failure: Compilation failure:
[ERROR] /Users/xxx/java/QuickStart/src/main/java/hello/Greeting.java:[3,43] package org.hibernate does not exist
[ERROR] /Users/xxx/java/QuickStart/src/main/java/hello/Greeting.java:[8,9] cannot find symbol
[ERROR] symbol: class Session
[ERROR] location: class hello.Greeting
而且我发现,如果我手动编译Greeting.java,一切都会正常运行,这是什么原因? 谢谢。
Greeting.java非常简单:
package hello;
import org.hibernate.Session;
public class Greeting {
public Greeting() {
Session session;
}
}
我的pom.xml是从spring.io复制的:
<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/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>QuickStart</groupId>
<artifactId>QuickStart</artifactId>
<version>1.0-SNAPSHOT</version>
<packaging>jar</packaging>
<dependencies>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-core</artifactId>
<version>5.0.7.Final</version>
</dependency>
</dependencies>
</project>
尝试添加此依赖项:
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context-support</artifactId>
</dependency>
实际上, org.springframework.context.support
不在您放入pom.xml中的任何包中。 您需要添加spring-context-support
依赖性来运行此代码。
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context-support</artifactId>
<version>${spring-framework-version}</version>
</dependency>
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