sudo add-apt-repository ppa:webupd8team/java
sudo apt-get update

sudo apt-get install oracle-java7-installer

sudo apt-get install oracle-java8-installer
 
3 下载 https://www.eclipse.org/downloads/download.PHP?file=/oomph/epp/neon/R2a/eclipse-inst-linux64.tar.gz
4 将eclipse解压到你想安装到的目录下，然后将jdk安装目录下的jre文件拷贝到eclipse安装目录中，然后双击eclipse运行图标，eclipse启动起来了。