ubuntu12.04中安装JDK7
2013-05-02 21:58
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在安装oracle java 7 之前,先移除掉ubuntu中默认的open jdk
sudo apt-get purge openjdk*然后把下载到的java 7 压缩文件解压
tar -xvf jdk-7u4-linux-x64.tar.gz解压后得到的文件目录为jdk1.7.0_04 把它移动到/usr/lib/jvm/
sudo mv jdk1.7.0_04 /usr/lib/jvm接下来执行安装命令:
sudo apt-get purge openjdk*然后把下载到的java 7 压缩文件解压
tar -xvf jdk-7u4-linux-x64.tar.gz解压后得到的文件目录为jdk1.7.0_04 把它移动到/usr/lib/jvm/
sudo mv jdk1.7.0_04 /usr/lib/jvm接下来执行安装命令:
sudo update-alternatives --install /usr/bin/javac javac /usr/lib/jvm/jdk1.7.0_04/bin/javac 1 sudo update-alternatives --install /usr/bin/java java /usr/lib/jvm/jdk1.7.0_04/bin/java 1设置环境变量:
sudo update-alternatives --config javac sudo update-alternatives --config java
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