Maven 配置编译版本

pom.xml

<build>
    <plugins>
       <plugin>
            <groupId>org.apache.maven.plugins</groupId>

            <artifactId>maven-compiler-plugin</artifactId>

            <version>3.3</version>

            <configuration>

                <source>1.8</source>

                <target>1.8</target>

            </configuration>

        </plugin>
    </plugins>
</build>