Maven項目打jar包報錯：Perhaps you are running on a JRE rather than a JDK?

Maven項目在打jar包時，報錯提示：[ERROR] No compiler is provided in this environment. Perhaps you are running on a JRE rather than a JDK? 報錯的提示已經講得很清楚，當前運行的環境爲JRE，而不是JDK，沒有提供編譯環境。所以解決的問題關鍵是將當前項目的運行環境由JRE切換爲JDK即可。

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