Ubuntu 安装 JDK+Eclipse+Tomcat

JDK:

sudo tar -zxvf jdk1.8.0_65.tar.gz
sudo gedit /etc/profile

环境变量

export JAVA_HOME=/usr/java/jdk1.8.0_65
export JRE_HOME=${JAVA_HOME}/jre
export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib
export PATH=${JAVA_HOME}/bin:$PATH

Eclipse:

sudo tar -zxvf eclipse.tar.gz

Tomcat:

sudo tar -zxvf tomcat.tar.gz
sudo gedit ./bin/startup.sh

环境变量

JAVA_HOME=/usr/java/jdk1.8.0_65
JRE_HOME=${JAVA_HOME}/jre
CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib
PATH=${JAVA_HOME}/bin:$PATH
TOMCAT_HOME=/usr/tomcat

sudo gedit ./bin/catalina.sh

JAVA_HOME=/usr/java/jdk1.8.0_65
JAVA_OPTS="-server -Xms512m -Xmx1024m -XX:PermSize=600M -XX:MaxPermSize=600m -Dcom.sun.management.jmxremote"