安装jdk
sudo add-apt-repository ppa:ts.sch.gr/ppa
sudo apt-get update
sudo apt-get install oracle-java8-installer
which java
update-alternatives –config java
vim /etc/profile
export JAVA_HOME=/usr/lib/jvm/java-8-oracle
export CLASSPATH=.:$CLASSPATH:$JAVA_HOME/lib:$JAVA_HOME/jre/lib
export PATH=$PATH:$JAVA_HOME/bin:$JAVA_HOME/jre/bin
source /etc/profile
root@dev:/opt/apache-nutch-1.18/lib# wget https://repo1.maven.org/maven2/org/codehaus/sonar-plugins/sonar-ant-task/2.2/sonar-ant-task-2.2.jar
未完待续
