linux安裝java

linux安裝java
1.下載

從oracle網站下載java包
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Jdk-8u60-linux-x64.rpm

2. 安裝

chmod 755 jdk-8u60-linux-x64.rpm
rpm -ivh  jdk-8u60-linux-x64.rpm

[root@dgdb soft]# chmod 755 jdk-8u60-linux-x64.rpm [root@dgdb soft]# ls -rtl total 774056 -rw-r--r-- 1 root root 631758846 Sep 17 22:37 pdi-ce-5.4.0.1-130.zip -rwxr-xr-x 1 root root 160084320 Sep 17 22:56 jdk-8u60-linux-x64.rpm [root@dgdb soft]# rpm -ivh  jdk-8u60-linux-x64.rpm Preparing...                ########################################### [100%]    1:jdk1.8.0_60            ########################################### [100%] Unpacking JAR files...         tools.jar...         plugin.jar...         javaws.jar...         deploy.jar...         rt.jar...         jsse.jar...         charsets.jar...         localedata.jar...         jfxrt.jar... [root@dgdb soft]#

3.檢視安裝結果

 which java
 whereis java

[root@dgdb soft]# which java /usr/bin/java [root@dgdb soft]# whereis java java: /usr/bin/java /etc/java /usr/lib/java /usr/share/java /usr/share/man/man1/java.1 [root@dgdb soft]#

4.配置
cd /root
vi .bash_profile
export JAVA_HOME=/usr/java
export JAVA_BIN=/usr/java/jdk1.8.0_60/bin
export PATH=$PATH:$JAVA_HOME/bin
export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar
export JAVA_HOME JAVA_BIN PATH CLASSPATH

source .bash_profile

[root@dgdb /]# java -version
java version "1.8.0_60"
Java(TM) SE Runtime Environment (build 1.8.0_60-b27)
Java HotSpot(TM) 64-Bit Server VM (build 25.60-b23, mixed mode)
[root@dgdb /]#