下载JDK和Eclipse
http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html
http://www.eclipse.org/downloads/eclipse-packages/
解压
sudo tar -xvzf jdk-8u171-linux-x64.tar.gz -C /opt/jvm
sudo tar -xvzf eclipse-cpp-oxygen-3a-linux-gtk-x86_64.tar.gz -C /opt/eclipse
把JDK添加到环境变量中
//打开文件
sudo gedit /etc/profile
//在文件后面添加
export JAVA_HOME=/opt/jvm/jdk1.8.0_171
export JRE_HOME=${JAVA_HOME}/jre
export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib
export PATH=${JAVA_HOME}/bin:$PATH
//激活配置
source /etc/profile
安装alacarte
sudo apt install alacarte
把Eclipse添加到应用
//运行
alacarte
把Eclipse添加到应用中