004.centos7中卸载openjdk7

之前通过 yum 方式安装的 openjdk7
现在需要卸载

# 检查openjdk的安装文件包
$ rpm -qa | grep java
java-1.7.0-openjdk-headless-1.7.0.261-2.6.22.2.el7_8.x86_64
javapackages-tools-3.4.1-11.el7.noarch
tzdata-java-2021a-1.el7.noarch
java-1.7.0-openjdk-1.7.0.261-2.6.22.2.el7_8.x86_64
java-1.7.0-openjdk-devel-1.7.0.261-2.6.22.2.el7_8.x86_64
python-javapackages-3.4.1-11.el7.noarch
 
# 卸载 jdk包
$ rpm -e --nodeps  java-1.7.0-openjdk-headless-1.7.0.261-2.6.22.2.el7_8.x86_64 java-1.7.0-openjdk-1.7.0.261-2.6.22.2.el7_8.x86_64 java-1.7.0-openjdk-devel-1.7.0.261-2.6.22.2.el7_8.x86_64

# 检查安装包
$ rpm -qa | grep java
javapackages-tools-3.4.1-11.el7.noarch
tzdata-java-2021a-1.el7.noarch
python-javapackages-3.4.1-11.el7.noarch

# 检查jdk是否存在
$ java
bash: /usr/bin/java: No such file or directory