刪除CentOS6.5系統自帶的jdk

刪除CentOS6.5系統自帶的jdk

首先查看JDK的版本，Java-version

卸載步驟如下：

1. [root@localhost~]#rpm-qa|grepjdk
2. java-1.6.0-openjdk-1.6.0.0-1.50.1.11.5.el6_3.x86_64
3. java-1.7.0-openjdk-1.7.0.9-2.3.4.1.el6_3.x86_64
5. [root@localhost~]#rpm-qa|grepgcj
6. java-1.4.2-gcj-compat-1.4.2.0-40jpp.115
7. libgcj-4.1.2-48.el5
9. [root@localhost~]#yum-yremovejavajava-1.6.0-openjdk-1.6.0.0-1.50.1.11.5.el6_3.x86_64
10. [root@localhost~]#yum-yremovejavajava-1.7.0-openjdk-1.7.0.9-2.3.4.1.el6_3.x86_64
11. [root@localhost~]#yum-yremovejavajava-1.4.2-gcj-compat-1.4.2.0-40jpp.115
12. [root@localhost~]#yum-yremovelibgcj-4.1.2-48.el5

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