Maven-指定 JDK 版本

全局指定 settings.xml

<profile>
    <id>jdk-1.8</id>
    <activation>
      <jdk>1.8</jdk>
      <activeByDefault>true</activeByDefault>
    </activation>
    <properties>
      <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
      <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
      <maven.compiler.encoding>UTF-8</maven.compiler.encoding>
      <maven.compiler.source>1.8</maven.compiler.source>
      <maven.compiler.target>1.8</maven.compiler.target>
      <maven.compiler.compilerVersion>1.8</maven.compiler.compilerVersion>
    </properties>
</profile>

当前项目指定 pom.xml

<build>
    <plugins>
        <!-- 指定jdk -->
        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-compiler-plugin</artifactId>
            <configuration>
                <source>1.8</source>
                <target>1.8</target>
                <encoding>UTF-8</encoding>
            </configuration>
        </plugin>
    </plugins>
</build>

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http://maven.apache.org/plugins/maven-compiler-plugin/compile-mojo.html