SUSE 11安装jdk1.7

先从网上下载jdk(jdk-7u40-linux-i586.rpm) , 下载网址: http://www.oracle.com/technetwork/java/javase/downloads/jdk7-downloads-1880260.html
linux-svmi:/u/install #  rpm -ivh  jdk-7u40-linux-i586.rpm --prefix= /usr/java
linux-svmi:/u/install # chmod 755 /etc/profile
linux-svmi:/u/install # vi /etc/profile
#set java environment
JAVA_HOME=/u/opt/jdk1.7.0_40
CLASSPATH=.:$JAVA_HOME/lib/tools.jar
PATH=$JAVA_HOME/bin:$PATH
export JAVA_HOME CLASSPATH PATH

vi /etc/profile.d/java.sh
在新的java.sh中输入以下内容:
#set java environment
JAVA_HOME=/u/opt/jdk1.7.0_40
CLASSPATH=.:$JAVA_HOME/lib/tools.jar
PATH=$JAVA_HOME/bin:$PATH
export JAVA_HOME CLASSPATH PATH
保存退出,然后给java.sh分配权限:
chmod 755 /etc/profile.d/java.sh
/etc/profile
/etc/profile.d/java.sh

echo $JAVA_HOME
echo $CLASSPATH
echo $PATH
检查JDK是否安装成功
java -version
如果看到JVM版本及相关信息,即安装成功!

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