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<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>14</java.version>
<maven.compiler.source>14</maven.compiler.source>
<maven.compiler.target>14</maven.compiler.target>
<encoding>UTF-8</encoding>
</properties>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>14</java.version>
<maven.compiler.source>14</maven.compiler.source>
<maven.compiler.target>14</maven.compiler.target>
<encoding>UTF-8</encoding>
</properties>
就会显示Error:java: 错误: 不支持发行版本 14
加上代码的话就会显示jar包不存在,请问这是什么问题,谢谢了