1. Download jdk-{version}-linux-x64.rpm from Oracle.
2. install
rpm -Uvh jdk-{version}-linux-x64.rpm
3. alternatives
# java alternatives --install /usr/bin/java java /usr/java/latest/bin/java 1 # javac alternatives --install /usr/bin/javac javac /usr/java/latest/bin/javac 1 # jar alternatives --install /usr/bin/jar jar /usr/java/latest/bin/jar 1 # javaws alternatives --install /usr/bin/javaws javaws /usr/java/latest/bin/javaws 1
3. Environment varaibles
# JDK7 export JAVA_HOME=/usr/java/latest export CLASSPATH=.:$JAVA_HOME/jre/lib/rt.jar:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar export PATH=$PATH:$JAVA_HOME/bin # Java environment variables export ANT_HOME=/data/ant export PATH=$PATH:${ANT_HOME}/bin export M2_HOME=/data/maven export M2=${M2_HOME}/bin export PATH=$PATH:${M2} export CATALINA_HOME=/data/tomcat
转载于:https://www.cnblogs.com/ouxingning/p/install_java.html
相关资源：数据结构—成绩单生成器