Linux下mvn compile报错

2019-07-04 11:10:06 297 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

Windows下Maven环境变量配置与mvn命令不被识别排查指南环境变量是操作系统定位可执行程序的核心机制，通过Path变量实现命令的全局调用。在Java开发中，Maven作为项目构建与依赖管理工具，其mvn命令的可用性直接依赖MAVEN_HOME与Path的正确配置。合理配置不仅能提升开发效率，还能避免因路径空格、中文目录或多版本冲突导致的构建失败。典型应用场景包括新机环境搭建、多JDK版本切换以及IDE集成。本文围绕Windows平台，系统梳理Maven安装、环境变量设置及mvn命令报错的六大原因与排查方法，帮助开发者快速恢复构建流程。阅读详情

报错信息如下：
[ERROR] COMPILATION ERROR :
[INFO] -------------------------------------------------------------
[ERROR] Source option 5 is no longer supported. Use 7 or later.
[ERROR] Target option 5 is no longer supported. Use 7 or later.
[INFO] 2 errors
[INFO] -------------------------------------------------------------
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 4.188 s
[INFO] Finished at: 2019-07-03T19:56:38-07:00
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile (default-compile) on project ch01: Compilation failure: Compilation failure:
[ERROR] Source option 5 is no longer supported. Use 7 or later.
[ERROR] Target option 5 is no longer supported. Use 7 or later.
[ERROR] -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException

pom.xml如下：
<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>com.juvenxu.mvnbook</groupId>


<artifactId>ch01</artifactId>


<version>1.0-SNAPSHOT</version>
<name>Maven Hello World Project</name>
</project>

java代码如下：
zj@ubuntu:~/MVN/project/ch01/src/main/java$ cat HelloWorld.java
package com.juvenxu.mvnbook.ch01;

/**
* Hello world!
*
*/
public class HelloWorld
{
public static void main( String[] args )
{
System.out.println( "Hello World!" );
}
}

请教大家！

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