|
1. 打開官網(wǎng)下載Java安裝文件 jdk-7u15-linux-x64.tar.gz 2.打開終端，根據(jù)個人習(xí)慣建立目錄 sudo mkdir /usr/local/development 3.將下載的文件移動到這個文件夾下面并進行解壓。使用如下命令： sudo mv jdk-7u15-linux-x64.tar.gz /usr/local/developmentsudo tar -zxvf jdk-7u15-linux-x64.tar.gz 4.修改環(huán)境變量 sudo gedit /etc/environment源文件的內(nèi)容是這樣的： PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games" 修改為： PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:${JAVA_HOME}/bin" JAVA_HOME=/usr/local/development/jdk1.7.0_15 jre_HOME=${JAVA_HOME}/jre CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib" 5.重新加載bashrc source ~/.bashrc 6.配置默認JDK sudo update-alternatives --install /usr/bin/javap javap /usr/local/development/jdk1.7.0_15/bin/javap 300 sudo update-alternatives --install /usr/bin/javadoc javadoc /usr/local/development/jdk1.7.0_15/bin/javadoc 300 7.測試： java -version如下顯示表示配置成功： arlen@Arlen-TOP2:~$ java -version java version "1.7.0_15" Java(TM) SE Runtime Environment (build 1.7.0_15-b03) Java HotSpot(TM) 64-Bit Server VM (build 23.7-b01, mixed mode) arlen@Arlen-TOP2:~$ |
|
|
