tomcat java环境(jdk)安装

-------------JDK------------------
chmod +x jdk-1_5_0_02-linux-i586.bin
./jdk-1_5_0_02-linux-i586.bin
给特定的用户设置环境变量
编辑/home/**username**/.bachrc
export JAVA_HOME=/usr/jdk1.6.0_25
export JRE_HOME=/usr/jdk1.6.0_25/jre
export PATH=/usr/jdk1.6.0_25/bin:$PATH:$ANT_HOME/bin
export CLASSPATH=./:/usr/jdk1.6.0_25/lib:/usr/jdk1.6.0_25/jre/lib
给root设置环境变量
配置vi /etc/profile
export JAVA_HOME=/usr/jdk1.6.0_25
export JRE_HOME=/usr/jdk1.6.0_25/jre
export PATH=/usr/jdk1.6.0_25/bin:$PATH:$ANT_HOME/bin
export CLASSPATH=./:/usr/jdk1.6.0_25/lib:/usr/jdk1.6.0_25/jre/lib
export  LANG=en_US.UTF-8
------------
执行source /etc/profile
java -version
-----------------TOMCAT------------------
tar -zxvf apache-tomcat-5.5.25.tar.gz
vi /etc/profile 
export TOMCAT_HOME=/tools/apache-tomcat-5.5.26
export CATALINA_HOME=/tools/apache-tomcat-5.5.26
/tools/apache-tomcat-5.5.26/bin/startup.sh
配置
server.xml , web.xml