mkdir java

mv jdk1.7.0_71/ java/

[root@centos02 src]# java -version

java version "1.7.0_71"

Java(TM) SE Runtime Environment (build 1.7.0_71-b14)

Java HotSpot(TM) 64-Bit Server VM (build 24.71-b01, mixed mode)

[root@centos02 src]# javac -version

javac 1.7.0_71

[root@centos02 src]# java -version

java version "1.7.0_71"

Java(TM) SE Runtime Environment (build 1.7.0_71-b14)

Java HotSpot(TM) 64-Bit Server VM (build 24.71-b01, mixed mode)

[root@centos02 src]# javac -version

javac 1.7.0_71