[CENTOS]JDK7 설치하기

1.OS확인

$getconf LONG_BIT

2.jdk 다운로드 및 파일풀기

http://www.oracle.com/technetwork/java/javase/downloads/jdk7-downloads-1880260.html

비밀번호입력

chmod 755 jdk-7u25-linux-x64.gz

mv jdk-7u25-linux-x64.gz /usr/local/

tar -xvf jdk-7u25-linux-x64.gz /usr/local/jdk1.7.0_25

3.프로파일 수정하기

vi /etc/profile

# java settings

export JAVA_HOME=/usr/local/jdk1.7.0_25

export PATH=$PATH:$JAVA_HOME/bin

export CLASSPATH="."

4.확인하기

which java /usr/local/jdk1.7.0_25/bin/java

# java -version

java version "1.7.0_25"

Java(TM) SE Runtime Environment (build 1.7.0_25-b15)

Java HotSpot(TM) 64-Bit Server VM (build 23.25-b01, mixed mode)

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