[MacOS] Hướng dẫn cài đặt Oracle JDK

Homebrew

• Nếu bạn chưa cài đặt brew thì có thể sử dụng lệnh sau để tiến hành cài đặt

/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"

• Nếu đã cài đặt rồi thì tiến hành update lastest brew như sau:

hieunv@HieuNV ~ % brew update && brew upgrade
Updated 1 tap (homebrew/core).
==> New Formulae
swift-sh
==> Updated Formulae
apache-spark               jetty                      xcodegen
docker-slim                vim                        zsh-syntax-highlighting
Updating Homebrew...

Kiểm tra cask và java

brew cask info java

Nếu homebrew/cask chưa được cài đặt thì nó sẽ tự động cài đặt luôn

hieunv@HieuNV ~ % brew cask info java
==> Tapping homebrew/cask
Cloning into '/usr/local/Homebrew/Library/Taps/homebrew/homebrew-cask'...
remote: Enumerating objects: 3655, done.
remote: Counting objects: 100% (3655/3655), done.
remote: Compressing objects: 100% (3648/3648), done.
remote: Total 3655 (delta 26), reused 510 (delta 5), pack-reused 0
Receiving objects: 100% (3655/3655), 1.23 MiB | 215.00 KiB/s, done.
Resolving deltas: 100% (26/26), done.
Tapped 1 command and 3543 casks (3,660 files, 4.0MB).
java: 13.0.2,8:d4173c853231432d94f001e99d882ca7
https://openjdk.java.net/
Not installed
From: https://github.com/Homebrew/homebrew-cask/blob/master/Casks/java.rb
==> Name
OpenJDK Java Development Kit
==> Artifacts
jdk-13.0.2.jdk -> /Library/Java/JavaVirtualMachines/openjdk-13.0.2.jdk (Generic Artifact)

• Nếu đã cài đặt rồi bạn sẽ nhận được thông tin về phiên bản java đã được cài đặt

hieunv@HieuNV ~ % brew cask info java
java: 13.0.2,8:d4173c853231432d94f001e99d882ca7
https://openjdk.java.net/
Not installed
From: https://github.com/Homebrew/homebrew-cask/blob/master/Casks/java.rb
==> Name
OpenJDK Java Development Kit
==> Artifacts
jdk-13.0.2.jdk -> /Library/Java/JavaVirtualMachines/openjdk-13.0.2.jdk (Generic Artifact)

Tiến hành cài đặt Oracle JDK sử dụng brew cask

hieunv@HieuNV ~ % brew cask install oracle-jdk
==> Caveats
Installing oracle-jdk means you have AGREED to the license at:
  https://www.oracle.com/technetwork/java/javase/terms/license/javase-license.html

==> Downloading https://download.oracle.com/otn-pub/java/jdk/13.0.2+8/d4173c8532
==> Downloading from https://download.oracle.com/otn-pub/java/jdk/13.0.2+8/d4173
######################################################################## 100.0%
==> Verifying SHA-256 checksum for Cask 'oracle-jdk'.
==> Installing Cask oracle-jdk
==> Running installer for oracle-jdk; your password may be necessary.
==> Package installers may write to any location; options such as --appdir are i
Password:
installer: Package name is JDK 13.0.2
installer: Installing at base path /
installer: The install was successful.
🍺  oracle-jdk was successfully installed!

Kiểm tra phiên bản java sau khi cài đặt

hieunv@HieuNV ~ % java --version
java 13.0.2 2020-01-14
Java(TM) SE Runtime Environment (build 13.0.2+8)
Java HotSpot(TM) 64-Bit Server VM (build 13.0.2+8, mixed mode, sharing)

hieunv@HieuNV ~ % javac --version
javac 13.0.2

setting JAVA_HOME

Thêm export JAVA_HOME=$(/usr/libexec/java_home) vào ~/.zshrc

echo 'export JAVA_HOME=$(/usr/libexec/java_home)' >> ~/.zshrc

Kiểm tra biến JAVA_HOME

Đóng Termial sau đó bật lại và kiểm tra biến JAVA_HOME

hieunv@HieuNV libexec % echo $JAVA_HOME
/Library/Java/JavaVirtualMachines/jdk-13.0.2.jdk/Contents/Home