我安装了三个 JDK,我从事的一些项目都需要这些 JDK。
当我运行时,sudo update-alternatives --config java我得到输出:
There are 3 choices for the alternative java (providing /usr/bin/java).
Selection Path Priority Status
------------------------------------------------------------
* 0 /usr/lib/jvm/java-7-oracle/jre/bin/java 1074 auto mode
1 /usr/lib/jvm/java-6-oracle/jre/bin/java 1073 manual mode
2 /usr/lib/jvm/java-7-oracle/jre/bin/java 1074 manual mode
3 /usr/lib/jvm/java-8-oracle/jre/bin/java 1072 manual mode
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如何将选项 3 (JDK 8) 作为在自动模式下选择的选项?