pom.xml 文件内容如下:
<?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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>edu.java</groupId>
<artifactId>javase</artifactId>
<version>1.0-SNAPSHOT</version>
<properties>
<!-- 指定编译版本 -->
<maven.compiler.source>11</maven.compiler.source>
<maven.compiler.target>11</maven.compiler.target>
<maven.compiler.release>11</maven.compiler.release>
<!-- 文件复制时的编码 -->
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<!-- 编译时的编码 -->
<maven.compiler.encoding>UTF-8</maven.compiler.encoding>
</properties>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-toolchains-plugin</artifactId>
<version>1.1</version>
<configuration>
<toolchains>
<jdk>
<version>11</version>
<vendor>oracle</vendor>
</jdk>
</toolchains>
</configuration>
<executions>
<execution>
<goals>
<goal>toolchain</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>
maven中toolchains.xml 内容如下:
<toolchains xmlns="http://maven.apache.org/TOOLCHAINS/1.1.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/TOOLCHAINS/1.1.0 http://maven.apache.org/xsd/toolchains-1.1.0.xsd">
<toolchain>
<type>jdk</type>
<provides>
<version>11</version>
<vendor>oracle</vendor>
</provides>
<configuration>
<jdkHome>C:\Program Files\Java\jdk11.0.2_x64_green</jdkHome>
</configuration>
</toolchain>
<toolchain>
<type>jdk</type>
<provides>
<version>1.9</version>
<vendor>oracle</vendor>
</provides>
<configuration>
<jdkHome>C:\Program Files\Java\jdk1.9.0.4_x64_green</jdkHome>
</configuration>
</toolchain>
<toolchain>
<type>jdk</type>
<provides>
<version>1.8</version>
<vendor>oracle</vendor>
</provides>
<configuration>
<jdkHome>C:\Program Files\Java\jdk1.8.0_152</jdkHome>
</configuration>
</toolchain>
<toolchain>
<type>jdk</type>
<provides>
<version>1.7</version>
<vendor>sun</vendor>
</provides>
<configuration>
<jdkHome>C:\Program Files\Java\jdk1.7.0_51_x64_green</jdkHome>
</configuration>
</toolchain>
<toolchain>
<type>jdk</type>
<provides>
<version>1.6</version>
<vendor>sun</vendor>
</provides>
<configuration>
<jdkHome>C:\Program Files\Java\jdk1.6.0_31_x64_green</jdkHome>
</configuration>
</toolchain>