安装zulu-8遇阻求助：提示无安装候选及压缩包安装失败

I get how frustrating it is to spend hours troubleshooting an installation issue without progress—let’s break this down step by step to get Zulu 8 up and running on your system.

1. Verify Your Repository & Key Setup #

The most common culprit here is a misconfigured repo or improperly imported GPG key. Let’s check:

• First, list your current Zulu-related repo files to confirm they’re correctly formatted:

  cat /etc/apt/sources.list.d/*.list | grep -i azul
  

  You should see a line like this (adjust for your distro if needed):

  deb [signed-by=/etc/apt/trusted.gpg.d/zulu-repo.gpg] https://repos.azul.com/zulu/deb stable main
  

• Next, verify the GPG key is properly installed and trusted:

  apt-key list | grep -i azul
  

  Look for the key with fingerprint 0xB1998361219BD9C9. If it’s missing, re-import it correctly—modern Debian/Ubuntu systems use gpg.d instead of the deprecated apt-key add method:

  curl -s https://repos.azul.com/azul-repo.key | gpg --dearmor -o /etc/apt/trusted.gpg.d/zulu-repo.gpg
  

• After fixing the key/repo, run an update to refresh package lists:

  sudo apt update
  

2. Check System Architecture & Compatibility #

Zulu 8 might not be available for your system’s architecture or distro version:

• Check your system architecture:

  dpkg --print-architecture
  

  Zulu 8 supports amd64, arm64, armhf, and i386—if your architecture isn’t in this list, you’ll need to confirm Azul supports it or use an alternative method.
• If you’re on a newer distro (like Ubuntu 22.04+), the stable repo might no longer host Zulu 8. Try targeting an older distro-specific repo instead. For example, for Ubuntu 20.04 (focal):

  echo "deb [signed-by=/etc/apt/trusted.gpg.d/zulu-repo.gpg] https://repos.azul.com/zulu/deb focal main" | sudo tee /etc/apt/sources.list.d/zulu-focal.list
  sudo apt update
  

  Then try installing again with sudo apt install zulu-8

3. Troubleshoot Compressed Package Installation #

If the repo method fails, let’s fix the manual zip/tar installation:

• First, ensure you downloaded the correct package for your architecture. Verify the checksum to rule out a corrupted download:

  sha256sum path/to/zulu8.tar.gz
  

  Compare the output to the checksum listed on the download page.
• Extract the package to a standard location like /usr/local:

  sudo tar -xzf zulu8.tar.gz -C /usr/local/
  

• Rename the extracted folder for easier reference (adjust the folder name to match your download):

  sudo mv /usr/local/zulu8.64.0.19-ca-jdk8.0.345-linux_x64 /usr/local/zulu8
  

• Add Zulu 8 to your system PATH. Edit your shell profile (e.g., ~/.bashrc or ~/.zshrc):

  nano ~/.bashrc
  

  Add this line at the end:

  export PATH=/usr/local/zulu8/bin:$PATH
  

• Save the file and reload the profile:

  source ~/.bashrc
  

• Verify the installation works:

  java -version
  

  You should see output indicating Zulu 8 is active.

4. Rule Out Conflicting Java Installations #

Sometimes existing Java packages can interfere. Uninstall any other Java versions first:

sudo apt remove --purge openjdk-* oracle-java*
sudo apt autoremove

Then retry the installation steps above.

内容的提问来源于stack exchange，提问作者Matt McWhorter