How to download Java via wget Linux command? Where is Java installed on my macOS

Some times if you are a new macOS user or even pro, it takes some time to find out which Java version I’m running with? What if you want to use Java 1.7 with Eclipse IDE?

While running Eclipse with new Macbook, you may see an error about installing Java SE 6. Follow steps mentioned in that tutorial to fix it. But after finish installation, you may need to switch between JRE’s like 1.6, 1.7 or 8 (latest Java). Well if you have any of below questions then you are at correct location.

  • Where is Java installed on my Mac OS X system?
  • How can I setup latest JDK 1.7.X to default workspace in Eclipse in Mac?
  • JRE 7 Installation for Mac OS X
  • Important Java Directories on Mac OS X
  • Where is Java 7 Installed on Mac OS X?
  • How to switch JDK version on Mac OS X
  • Mac OS X Platform Install FAQ

There are two ways you could install Java on macOS:

Option-1) Command line:

Downloading Java JDK on Linux via wget is shown oracle.com license page instead.

Download JDK 12.0

macOS:

wget --no-check-certificate -c --header "Cookie: oraclelicense=accept-securebackup-cookie" 
https://download.oracle.com/otn-pub/java/jdk/12+33/312335d836a34c7c8bba9d963e26dc23/jdk-12_osx-x64_bin.tar.gz

Linux:

wget --no-check-certificate -c --header "Cookie: oraclelicense=accept-securebackup-cookie" 
https://download.oracle.com/otn-pub/java/jdk/12+33/312335d836a34c7c8bba9d963e26dc23/jdk-12_linux-x64_bin.rpm

Windows:

wget --no-check-certificate -c --header "Cookie: oraclelicense=accept-securebackup-cookie" 
https://download.oracle.com/otn-pub/java/jdk/12+33/312335d836a34c7c8bba9d963e26dc23/jdk-12_windows-x64_bin.exe

Download JDK 11.0.2

macOS:

wget --no-check-certificate -c --header "Cookie: oraclelicense=accept-securebackup-cookie" 
https://download.oracle.com/otn-pub/java/jdk/11.0.2+9/f51449fcd52f4d52b93a989c5c56ed3c/jdk-11.0.2_osx-x64_bin.tar.gz

Linux:

wget --no-check-certificate -c --header "Cookie: oraclelicense=accept-securebackup-cookie" 
https://download.oracle.com/otn-pub/java/jdk/11.0.2+9/f51449fcd52f4d52b93a989c5c56ed3c/jdk-11.0.2_linux-x64_bin.rpm

Windows:

wget --no-check-certificate -c --header "Cookie: oraclelicense=accept-securebackup-cookie" 
https://download.oracle.com/otn-pub/java/jdk/11.0.2+9/f51449fcd52f4d52b93a989c5c56ed3c/jdk-11.0.2_windows-x64_bin.exe

Download JDK 8.0.201

macOS:

wget --no-check-certificate -c --header "Cookie: oraclelicense=accept-securebackup-cookie" 
https://download.oracle.com/otn-pub/java/jdk/8u201-b09/42970487e3af4f5aa5bca3f542482c60/jdk-8u201-macosx-x64.dmg

Linux:

wget --no-check-certificate -c --header "Cookie: oraclelicense=accept-securebackup-cookie" 
https://download.oracle.com/otn-pub/java/jdk/8u201-b09/42970487e3af4f5aa5bca3f542482c60/jdk-8u201-linux-x64.rpm

Windows:

wget --no-check-certificate -c --header "Cookie: oraclelicense=accept-securebackup-cookie" 
https://download.oracle.com/otn-pub/java/jdk/8u201-b09/42970487e3af4f5aa5bca3f542482c60/jdk-8u201-windows-x64.exe

Option-2) UI based:

Mac OS X information for installing and using Java:

1. Download latest JDK from Oracle (This is 64-bit only).

2. Double click to install it.

Install Java 8 on Mac OS X - Crunchify Tips

3. This installs JDK into Location

/Library/Java/JavaVirtualMachines/jdk1.8.0_45.jdk/Contents/Home

How can I setup latest JDK 1.8.0_45 to default workspace in Eclipse in Mac?

Step-1

Open Eclipse IDE.

Step-2

Open Preference -> Java -> Installed JREs -> Add.

Setup Java 8 in Eclipse - Crunchify Tips

Step-3

Select Standard VM -> Directory -> JRE Home (provide /Library/Java/JavaVirtualMachines/jdk1.8.0_45.jdk/Contents/Home)

Step-4

Click Finish.

Step-5

Validate your steps by typing “java -version” in terminal window.

Java -version on Mac OS X

Step-6

And you are all set.

Also, there is a command java -verbose. It returns complete path at the end of command.

Java -verbose example on Mac OS X

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