【Linux】JDK安装脚本原创

# 1 前言

本文将介绍一种革命性的一键安装脚本，它能够在1分钟内轻松完成JDK的安装和配置工作，让您省去繁琐的手动设置步骤，直接跳入Java程序部署的世界。
这个脚本不仅适用于Java新手，想要快速入门，无需深陷配置的泥潭，也同样适用于经验丰富的开发者，通过这个脚本可以节省您宝贵的时间。

# 2 基于RPM的Linux发行版

# 2.1 安装JDK8

脚本命名参考：install_openjdk8_RPM.sh

#!/bin/bash

# Check for root privilege
if [ "$EUID" -ne 0 ]; then
  echo "Please run this script as root or with sudo."
  exit 1
fi

# Check if OpenJDK 8 is already installed
if java -version 2>&1 | grep -q "1.8"; then
  echo "OpenJDK 8 is already installed."
  exit 0
fi

# Install OpenJDK 8
echo "Installing OpenJDK 8..."
yum install -y java-1.8.0-openjdk-devel

# Verify installation
java -version

echo "OpenJDK 8 installation completed."

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# 2.2 卸载JDK8

脚本命名参考：uninstall_openjdk8_RPM.sh

#!/bin/bash

# Check for root privilege
if [ "$EUID" -ne 0 ]; then
  echo "Please run this script as root or with sudo."
  exit 1
fi

# Check if OpenJDK 8 is installed
if ! java -version 2>&1 | grep -q "1.8"; then
  echo "OpenJDK 8 is not installed."
  exit 0
fi

# Uninstall OpenJDK 8
echo "Uninstalling OpenJDK 8..."
yum remove -y java-1.8.0-openjdk-devel

# Verify uninstallation
if [ $? -eq 0 ]; then
  echo "OpenJDK 8 has been successfully uninstalled."
else
  echo "Failed to uninstall OpenJDK 8."
fi

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# 3 基于Debian的Linux发行版

# 3.1 安装JDK8

脚本命名参考：install_openjdk8_Debian.sh


#!/bin/bash

# Check for root privilege
if [ "$EUID" -ne 0 ]; then
  echo "Please run this script as root or with sudo."
  exit 1
fi

# Check if OpenJDK 8 is already installed
if java -version 2>&1 | grep -q "1.8"; then
  echo "OpenJDK 8 is already installed."
  exit 0
fi

# Install OpenJDK 8
echo "Installing OpenJDK 8..."
sudo apt-get install openjdk-8-jdk

# Verify installation
java -version

echo "OpenJDK 8 installation completed."

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# 3.2 卸载JDK8

脚本命名参考：uninstall_openjdk8_Debian.sh

#!/bin/bash

# Check for root privilege
if [ "$(id -u)" -ne 0 ]; then
  echo "Please run this script as root or with sudo."
  exit 1
fi

# Check if OpenJDK 8 is installed
if ! java -version 2>&1 | grep -q "1.8"; then
  echo "OpenJDK 8 is not installed."
  exit 0
fi

# Uninstall OpenJDK 8
echo "Uninstalling OpenJDK 8..."
sudo apt-get remove --purge -y openjdk-8-jdk

# Verify uninstallation
if [ $? -eq 0 ]; then
  echo "OpenJDK 8 has been successfully uninstalled."
else
  echo "Failed to uninstall OpenJDK 8."
fi

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#实用脚本

上次更新: 2024/02/03, 03:41:35