centos7下安裝jdk8

一、準備工作 卸載OpenJDK 1.查找需要卸載的OpenJDK [[email protected] ~]# rpm -qa|grep openjdk|grep -v grep java-1.7.0-openjdk-1.7.0.91-2.6.2.3.el7.x86_64 java-1.8.0-openjdk-headless-1.8.0.65-3.b17.el7.x86_64 java-1.8

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