linux64bit 安装 jdk 1.7

linux64bit 安装 jdk 1.7
下载地址  ： https://edelivery.oracle.com/otn-pub/java/jdk/7u21-b11/jdk-7u21-linux-x64.rpm

0. 卸载rpm版的jdk：

   #rpm -qa|grep jdk

   显示：jdk-1.6.0_10-fcs
   卸载：#rpm -e  --nodeps  jdk-1.6.0_10-fcs


1.cp jdk-7u21-linux-x64.rpm /usr/local

2.cd /usr/local

3.chmod 777 jdk-7u21-linux-x64.rpm

4.rpm -ivh jdk-7u21-linux-x64.rpm
Preparing...                ########################################### [100%]
   1:jdk                    ########################################### [100%]
Unpacking JAR files...
rt.jar...
jsse.jar...
charsets.jar...
tools.jar...
localedata.jar...

ls /usr/java/jdk1.7.0_21/


5.vi /etc/profile

6.在最后面加入

#set java environment

JAVA_HOME=/usr/java/jdk-1_5_0_02

CLASSPATH=.:$JAVA_HOME/lib.tools.jar

PATH=$JAVA_HOME/bin:$PATH

export JAVA_HOME CLASSPATH PATH

source /etc/profile
env
echo $JAVA_HOME
echo $CLASSPATH
echo $PATH


linux 安装tomcat
http://apache.etoak.com/tomcat/tomcat-6/v6.0.37/bin/apache-tomcat-6.0.37.tar.gz

1.wget *.tar.gz

2.cp *.tar.gz /home/tomcat

3.cd /home/tomcat

4.tar -zxvf *.tar.gz

5.mv *.tar.gz tomcat.u.com