?

###################################################JDK卸载
[root@192.xxx.xxx.xxx boot]# java -version //检查JDK版本命令
java version "1.4.2"
gij (GNU libgcj) version 4.1.2 20080704 (Red Hat 4.1.2-46)
[root@192.xxx.xxx.xxx boot]# rpm -qa | grep jdk  //检查命令1
[root@192.xxx.xxx.xxx boot]# rpm -qa | grep gcj  //检查命令2
java-1.4.2-gcj-compat-1.4.2.0-40jpp.115
libgcj-4.1.2-46.el5
java-1.4.2-gcj-compat-src-1.4.2.0-40jpp.115
libgcj-devel-4.1.2-46.el5
java-1.4.2-gcj-compat-devel-1.4.2.0-40jpp.115
libgcj-src-4.1.2-46.el5
[root@192.xxx.xxx.xxx boot]# yum -y remove java-1.4.2-gcj-compat-1.4.2.0-40jpp.115 Loaded plugins: rhnplugin, security   //卸载命令
This system is not registered with RHN.
RHN support will be disabled.
Setting up Remove Process
Resolving Dependencies
--> Running transaction check
---> Package java-1.4.2-gcj-compat.i386 0:1.4.2.0-40jpp.115 set to be erased
--> Processing Dependency: java-gcj-compat for package: jakarta-commons-codec
--> Processing Dependency: java-gcj-compat for package: jakarta-commons-codec
--> Processing Dependency: java-gcj-compat for package: antlr
--> Processing Dependency: java-gcj-compat for package: antlr
--> Processing Dependency: java-gcj-compat for package: junit
--> Processing Dependency: java-gcj-compat for package: junit
--> Processing Dependency: java-gcj-compat for package: jakarta-commons-logging
--> Processing Dependency: java-gcj-compat for package: jakarta-commons-logging
--> Processing Dependency: java-gcj-compat >= 1.0.31 for package: tomcat5-jsp-2.0-api
--> Processing Dependency: java-gcj-compat >= 1.0.31 for package: tomcat5-jsp-2.0-api
--> Processing Dependency: java-gcj-compat >= 1.0.64 for package: gjdoc
--> Processing Dependency: java-gcj-compat >= 1.0.64 for package: gjdoc
--> Processing Dependency: java-gcj-compat for package: jakarta-commons-httpclient
--> Processing Dependency: java-gcj-compat for package: jakarta-commons-httpclient
--> Processing Dependency: java-gcj-compat >= 1.0.31 for package: tomcat5-servlet-2.4-api
--> Processing Dependency: java-gcj-compat >= 1.0.31 for package: tomcat5-servlet-2.4-api
--> Processing Dependency: java-gcj-compat for package: bsf
--> Processing Dependency: java-gcj-compat for package: bsf
--> Processing Dependency: java-gcj-compat for package: xalan-j2
--> Processing Dependency: java-gcj-compat for package: xalan-j2
--> Processing Dependency: java-gcj-compat for package: xmlrpc
--> Processing Dependency: java-gcj-compat for package: xmlrpc
--> Processing Dependency: java-gcj-compat for package: bsh
--> Processing Dependency: java-gcj-compat for package: bsh
--> Processing Dependency: jaxp_parser_impl for package: xalan-j2
--> Processing Dependency: java-1.4.2-gcj-compat = 1.4.2.0-40jpp.115 for package: java-1.4.2-gcj-compat-src
--> Processing Dependency: java-1.4.2-gcj-compat = 1.4.2.0-40jpp.115 for package: java-1.4.2-gcj-compat-devel
--> Running transaction check
---> Package antlr.i386 0:2.7.6-4jpp.2 set to be erased
---> Package bsf.i386 0:2.3.0-11jpp.1 set to be erased
---> Package bsh.i386 0:1.3.0-9jpp.1 set to be erased
---> Package gjdoc.i386 0:0.7.7-12.el5 set to be erased
---> Package jakarta-commons-codec.i386 0:1.3-7jpp.2 set to be erased
---> Package jakarta-commons-httpclient.i386 1:3.0-7jpp.1 set to be erased
---> Package jakarta-commons-logging.i386 0:1.0.4-6jpp.1 set to be erased
---> Package java-1.4.2-gcj-compat-devel.i386 0:1.4.2.0-40jpp.115 set to be erased
---> Package java-1.4.2-gcj-compat-src.i386 0:1.4.2.0-40jpp.115 set to be erased
---> Package junit.i386 0:3.8.2-3jpp.1 set to be erased
---> Package tomcat5-jsp-2.0-api.i386 0:5.5.23-0jpp.7.el5_3.2 set to be erased
---> Package tomcat5-servlet-2.4-api.i386 0:5.5.23-0jpp.7.el5_3.2 set to be erased
---> Package xalan-j2.i386 0:2.7.0-6jpp.1 set to be erased
---> Packa