I am using ubuntu 16.04 LTS.
...$ java -version
java version "1.8.0_161"
Java(TM) SE Runtime Environment (build 1.8.0_161-b12)
Java HotSpot(TM) 64-Bit Server VM (build 25.161-b12, mixed mode)
...$ echo $JAVA_HOME
/usr/lib/jvm/java-8-oracle
I have tried to use multiple versions of java using the answer mentioned is this post.
...$ which java
/usr/bin/java
Downloaded jdk 1.8.0_151 from this link:
http://www.oracle.com/technetwork/java/archive-139210.html
Extracted it in home/b/ then tried the following command as mentioned in the post.
...$ export PATH=/home/b/jdk1.8.0_151/bin:$PATH
... $ which java
/usr/bin/java
I am still getting the same java.
I have also tried:
...$ sudo update-alternatives --config java
here is 1 choice for the alternative java (providing /usr/bin/java).
Selection Path Priority Status
------------------------------------------------------------
0 /usr/lib/jvm/java-8-oracle/jre/bin/java 1081 auto mode
* 1 /usr/lib/jvm/java-8-oracle/jre/bin/java 1081 manual mode
This is my $PATH:
...$ echo $PATH
/home/b/jdk1.8.0_151/bin:/home/junaid/anaconda2/bin:/usr/local/sbin:/usr/local/bin:
/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:
/usr/lib/jvm/java-8-oracle/bin:/usr/lib/jvm/java-8-oracle/db/bin:/usr/lib/jvm/java-8-oracle/jre/bin
Should I remove Java and download again? If yes, then how?