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chive/">JDK Archive</a>.</li><li>Download the <code>.tar.gz</code> file appropriate for your Mac.</li><li>Install the JDK by extracting the downloaded file.</li></ol><h1 id="c4fa">Step 3: Set JAVA_HOME in Bash Profile</h1><p id="fbaa">After installing JDK, you’ll need to set the <code>JAVA_HOME</code> variable.</p><ol><li>Open the Terminal.</li><li>Type <code>nano ~/.bash_profile</code> to open the Bash profile in a text editor.</li><li>Add the following line, replacing <code>/your/path/</code> with the actual path to your JDK installation:</li></ol><div id="5630"><pre><span class="hljs-keyword">export</span> <span class="hljs-variable constant_">JAVA_HOME</span>=<span class="hljs-regexp">/your/</span>path/jdk-<span class="hljs-number">21.0</span><span class="hljs-number">.1</span>.<span class="hljs-property">jdk</span>/<span class="hljs-title class_">Contents</span>/<span class="hljs-title class_">Home</span></pre></div><p id="acd1">4. Save the file and exit the editor.</p><h1 id="e2ec">Step 4: Update .zshrc File</h1><p id="1d78">If you’re using <code>zsh</code> instead of Bash:</p><ol><li>Create a <code>.zshrc</code> file by typing <code>touch ~/.zshrc</code> in the Terminal.</li><li>Open it with <code

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nano ~/.zshrc</code>.</li><li>Add the following line:</li></ol><div id="6b10"><pre><span class="hljs-built_in">source</span> ~/.bash_profile</pre></div><p id="c146">4. Save and close the file.</p><h1 id="448f">Step 5: Verify the JAVA_HOME Setting</h1><p id="7475">Open a new Terminal window and type:</p><div id="38e5"><pre><span class="hljs-built_in">echo</span> <span class="hljs-variable">$JAVA_HOME</span></pre></div><p id="6e2b">This should now print the path you set for <code>JAVA_HOME</code>. If it does, you've successfully set up <code>JAVA_HOME</code> on your Mac.</p><ul><li>Did this help? <i>Be sure to <b>clap</b> and <b>follow</b> the writer</i></li><li>Questions, feedback — drop a response below</li><li>More POCs to come, subscribe to writer <a href="https://medium.com/m/signin?actionUrl=%2F_%2Fapi%2Fsubscriptions%2Fnewsletters%2F12fd3301be7f&operation=register&redirect=https%3A%2F%2Fvishnusa.medium.com%2Fabout&newsletterV3=86d1b1fb4313&newsletterV3Id=12fd3301be7f&user=Vishnu&userId=86d1b1fb4313&source=---two_column_layout_sidebar-----------------------subscribe_user-----------"><i>here</i></a></li></ul><p id="a068"><b><i>Have a great day!</i></b></p></article></body>

Quick way to set JAVA_HOME in mac

Okay — got new mac and playing around Java project. Now first thing is to set up my JAVA_HOME variable. Thought to write a post so that it’s helpful to others coming here. Read along.

Setting up the JAVA_HOME environment variable on a Mac is crucial for Java development. This guide will take you through the process step by step.

Step 1: Check Current JAVA_HOME Setting

Start by checking if JAVA_HOME is already set on your system.

Open the Terminal and type:

echo $JAVA_HOME

If this returns a path, JAVA_HOME is already set. If not, proceed to the next step.

Step 2: Download and Install JDK

If JAVA_HOME is not set, you need to install the Java Development Kit (JDK).

Visit JDK Archive.
Download the .tar.gz file appropriate for your Mac.
Install the JDK by extracting the downloaded file.

Step 3: Set JAVA_HOME in Bash Profile

After installing JDK, you’ll need to set the JAVA_HOME variable.

Open the Terminal.
Type nano ~/.bash_profile to open the Bash profile in a text editor.
Add the following line, replacing /your/path/ with the actual path to your JDK installation:

export JAVA_HOME=/your/path/jdk-21.0.1.jdk/Contents/Home

4. Save the file and exit the editor.

Step 4: Update .zshrc File

If you’re using zsh instead of Bash:

Create a .zshrc file by typing touch ~/.zshrc in the Terminal.
Open it with nano ~/.zshrc.
Add the following line:

source ~/.bash_profile

4. Save and close the file.

Step 5: Verify the JAVA_HOME Setting

Open a new Terminal window and type:

echo $JAVA_HOME

This should now print the path you set for JAVA_HOME. If it does, you've successfully set up JAVA_HOME on your Mac.

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Have a great day!