RHEL 6 安装 JDK 6U45 （rmp方式）

[edgen@localhost ~]$ mkdir /opt/JDK6

mkdir: 无法创建目录"/opt/JDK6": 权限不够

[edgen@localhost ~]$ su

密码：

[root@localhost edgen]# mkdir /opt/JDK6

[root@localhost edgen]# cp ~edgen/Desktop/jdk-6u45-linux-i586-rpm.bin /opt/JDK6

[root@localhost edgen]# cd /opt/JDK6

[root@localhost JDK6]# ll

总用量 67032

-rwxr--r--. 1 root root 68637258 1月 12 17:10 jdk-6u45-linux-i586-rpm.bin

[root@localhost JDK6]# ./jdk-6u45-linux-i586-rpm.bin

Unpacking...

Checksumming...

Extracting...

UnZipSFX 5.50 of 17 February 2002, by Info-ZIP (Zip-Bugs@lists.wku.edu).

inflating: jdk-6u45-linux-i586.rpm

inflating: sun-javadb-common-10.6.2-1.1.i386.rpm

inflating: sun-javadb-core-10.6.2-1.1.i386.rpm

inflating: sun-javadb-client-10.6.2-1.1.i386.rpm

inflating: sun-javadb-demo-10.6.2-1.1.i386.rpm

inflating: sun-javadb-docs-10.6.2-1.1.i386.rpm

inflating: sun-javadb-javadoc-10.6.2-1.1.i386.rpm

Preparing... ########################################### [100%]

1:jdk ########################################### [100%]

Unpacking JAR files...

rt.jar...

jsse.jar...

charsets.jar...

tools.jar...

localedata.jar...

plugin.jar...

javaws.jar...

deploy.jar...

Installing JavaDB

Preparing... ########################################### [100%]

1:sun-javadb-common ########################################### [ 17%]

2:sun-javadb-core ########################################### [ 33%]

3:sun-javadb-client ########################################### [ 50%]

4:sun-javadb-demo ########################################### [ 67%]

5:sun-javadb-docs ########################################### [ 83%]

6:sun-javadb-javadoc ########################################### [100%]

Done.

[root@localhost JDK6]# ll

总用量 134520

-rw-r--r--. 1 root root 58463270 3月 26 2013 jdk-6u45-linux-i586.rpm

-rwxr--r--. 1 root root 68637258 1月 12 17:10 jdk-6u45-linux-i586-rpm.bin

-rw-r--r--. 1 root root 499375 11月 2 2010 sun-javadb-client-10.6.2-1.1.i386.rpm

-rw-r--r--. 1 root root 14627 11月 2 2010 sun-javadb-common-10.6.2-1.1.i386.rpm

-rw-r--r--. 1 root root 4080625 11月 2 2010 sun-javadb-core-10.6.2-1.1.i386.rpm

-rw-r--r--. 1 root root 969861 11月 2 2010 sun-javadb-demo-10.6.2-1.1.i386.rpm

-rw-r--r--. 1 root root 4865183 11月 2 2010 sun-javadb-docs-10.6.2-1.1.i386.rpm

-rw-r--r--. 1 root root 201273 11月 2 2010 sun-javadb-javadoc-10.6.2-1.1.i386.rpm

[root@localhost JDK6]# rpm -ivh jdk-6u45-linux-i586.rpm

Preparing... ########################################### [100%]

package jdk-2000:1.6.0_45-fcs.i586 is already installed

[root@localhost JDK6]# /usr/java/jdk1.6.0_45/bin/java -version

java version "1.6.0_45"

Java(TM) SE Runtime Environment (build 1.6.0_45-b06)

Java HotSpot(TM) Client VM (build 20.45-b01, mixed mode, sharing)

[root@localhost JDK6]# java -version

java version "1.6.0_45"

Java(TM) SE Runtime Environment (build 1.6.0_45-b06)

Java HotSpot(TM) Client VM (build 20.45-b01, mixed mode, sharing)

[root@localhost JDK6]# vi /etc/profile

[root@localhost JDK6]# cat /etc/profile | grep JAVA_HOME

JAVA_HOME=/usr/java/jdk1.6.0_45

CLASSPATH=$JAVA_HOME/lib/tools.jar

PATH=$JAVA_HOME/bin;$PATH

export JAVA_HOME CLASSPATH PATH

[root@localhost edgen]# echo $JAVA_HOME

[root@localhost edgen]# source /etc/profile

[root@localhost edgen]# echo $JAVA_HOME

/usr/java/jdk1.6.0_45

[edgen@localhost ~]$ source /etc/profile

[edgen@localhost ~]$ echo $JAVA_HOME

/usr/java/jdk1.6.0_45

[edgen@localhost ~]$ reboot