Ubuntu 安装JDK10+

sudo wget --no-cookies --no-check-certificate --header "Cookie: gpw_e24=http:%2F%2Fwww.oracle.com%2F; oraclelicense=accept-securebackup-cookie" "http://download.oracle.com/otn-pub/java/jdk/10.0.2+13/19aef61b3812448
1863b1413dce1855f/jdk-10.0.2_linux-x64_bin.tar.gz"

sudo tar -zxvf jdk-10.0.2_linux-x64_bin.tar.gz

sudo mv jdk-10.0.2 /usr/lib/

sudo vim /etc/profile 

export JAVA_HOME=/usr/lib/jdk-10.0.2
export CLASSPATH=.:${JAVA_HOME}/lib
export PATH=.:${JAVA_HOME}/bin:$PATH

source /etc/profile

java -version