java_auto-install

#!/bin/bash
#wget http://cds.sun.com/is-bin/INTERSHOP.enfinity/WFS/CDS-CDS_Developer-Site/en_US/-/USD/VerifyItem-Start/jdk-6u17-linux-i586.bin?BundledLineItemUUID=XDtIBe.oqK0AAAEk.VUxdNzr&OrderID=Ar1IBe.oJZEAAAEk7VUxdNzr&ProductID=lBFIBe.oSOMAAAEkGehn5G0y&FileName=/jdk-6u17-linux-i586.bin
cp jdk-6u13-linux-x64.bin /usr/local/
cd /usr/local/
ls -slh jdk-6u13-linux-x64.bin
sleep 5
chmod +x jdk-6u13-linux-x64.bin
./jdk-6u13-linux-x64.bin
mv jdk1.6.0_13/ java
cd /usr/sbin/
./alternatives --install /usr/bin/java java /usr/local/java/bin/java 300
./alternatives --config java
sleep 5
sed -i '/export PATH/i JAVA_HOME=/usr/local/java; export JAVA_HOME' /etc/profile
sed -i '/export PATH/i PATH=$PATH:$JAVA_HOME/bin' /etc/profile
source /etc/profile
java -version

备注：此脚本是安装64java的实例