diamond operator is not supported in -source 1.5

時間 2019-12-08

標籤 diamond operator supported source 1.5 简体版

原文原文鏈接

代碼中會讓補全，不然會報 diamond operator is not supported in -source 1.5 apache

須要在POM中指定 source 版本號maven

<plugin>
    <groupId>org.apache.maven.plugins</groupId>
    <artifactId>maven-compiler-plugin</artifactId>
    <configuration>
        <source>1.7</source>
        <target>1.7</target>
        <encoding>UTF-8</encoding>
    </configuration>
</plugin>