macOS
Homebrew已验证 · 100%
brew install jenvlocal Homebrew formula metadata
MacPorts已验证 · 94%
sudo port install jenvMacPorts ports tree · java/jenv/Portfile · 来源: api.github.com
安装
其他安装命令
Linux
Arch Linux pacman已验证 · 92%
sudo pacman -S jenvArch Linux sync databases · jenv · 来源: geo.mirror.pkgbuild.com
Windows
Scoop已验证 · 92%
scoop install extras/jenvScoop official bucket manifest trees · bucket/jenv.json · 来源: api.github.com
概览
软件包摘要
Manage your Java environment
历史
项目历史与用法
jenv is a shell-oriented Java environment manager. Its README describes it as an updated fork of jenv adapted from rbenv, focused on switching Java versions and setting JAVA_HOME at global, directory-local, or per-shell scope without installing Java itself.
项目历史
The public GitHub repository for jenv was created in 2013. The project documentation names Gildas Cuisinier as maintainer and frames the repository as a continuation of an earlier beloved Java environment manager rather than a from-scratch package installer.
The release stream visible on GitHub shows a compact Unix shell tool that continued to receive maintenance releases through the 0.5.x and 0.6.x series. Release notes for 0.6.0 include fixes around shim behavior, shell support, install instructions, and the addition of a command for selecting a Java version for one command invocation.
采用历史
jenv became useful in Java shops because the JDK landscape is fragmented: Android, server, build, and legacy projects often require different Java majors on the same developer machine. Its README explicitly calls out Android tools using Java 8 while server applications use later releases, which explains its fit with project-local version files.
Homebrew, MacPorts, pacman, and Scoop package metadata in the input show that jenv escaped a single-source install workflow and became a cross-package-manager convenience for developers who already install JDKs through their platform tooling.
使用方式
A typical jenv workflow is to install the shell hooks, add already-installed JDK homes with `jenv add`, enable the export plugin when JAVA_HOME management is desired, and use `jenv global`, `jenv local`, or `jenv shell` to select the active version. `jenv local` writes a `.java-version` file in the working tree.
为什么软件包爱好者会关心
jenv matters to package-manager users because it deliberately does less than SDKMAN-style installers: it manages shims and environment selection, while Homebrew or the operating system installs Java. That separation makes it a small glue package with outsized value on machines that carry several vendor and versioned JDKs.
时间线
- 2013: Public GitHub repository created for jenv/jenv.
- 2020: GitHub release 0.5.3 appears in the release stream.
- 2025: GitHub release 0.6.0 records shim, install, and shell-support maintenance.
Related projects
- The README explicitly traces jenv's style to rbenv. It also sits beside Homebrew, MacPorts, SDKMAN-style Java installers, and vendor OpenJDK packages rather than replacing them.
来源
安全态势
风险级别：绿色
narrow executable package without higher-risk signals.
风险分类器
绿色 风险 · 低 置信度 · appliance
原因
- narrow executable package without higher-risk signals
信号
- metadata:no-higher-risk-signals
安装行为
- formula 元数据中未记录 Homebrew post-install 钩子。
- Homebrew bottle 元数据适用于 1 个平台目标。
建议审查
在无人值守的代理使用前，请检查该工具是否读取明文凭据、写入远程状态、发布制品或调用插件。
local files
Configuration and credential file locations
These source-backed paths show where this package keeps local settings or durable credentials. Automic Vault can use them as review targets for secret scanning, migration, and command approval.
Configuration files
Config paths the tool may read or write during local use.
- Unix
./.java-version
可执行文件
已安装的可执行文件
| 命令 | 类型 | 暴露范围 | 备注 |
|---|---|---|---|
jenv | cli | 全局可执行文件 |
新鲜度
版本和新鲜度
这些信号区分页生成时间、软件包管理器活动和上游发布比较。只有存在证据 URL 和可比较版本时，才会提示版本落后。
页面生成时间2026-07-25
管理器版本0.6.0
管理器更新时间
本地数据OK
上游当前
检测到的最新版本0.6.0
- 信息No package-manager update timestamp was available.低 置信度
安装元数据
软件包元数据
| 软件包键 | brew:jenv |
|---|---|
| 版本 | 0.6.0 |
| 软件包管理器 | Homebrew |
| 软件包管理器页面 | https://formulae.brew.sh/formula/jenv |
| 主页 | https://github.com/jenv/jenv |
| 仓库 | https://github.com/jenv/jenv |
| 上游文档 | https://github.com/jenv/jenv#readme |
| 许可证 | MIT |
| 源码归档 | https://github.com/jenv/jenv/archive/refs/tags/0.6.0.tar.gz |
| Bottle | 可用 (于 all) |
| Homebrew post-install | 未定义 |
| 服务 | 未声明 |
| 注意事项 | To activate jenv, add the following to your shell profile e.g. ~/.profile or ~/.zshrc: export PATH="$HOME/.jenv/bin:$PATH" eval "$(jenv init -)" |
注册表事实
源数据库详情
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | jenv |
| Version Scheme | 0 |
| Revision | 0 |
| Head Version | HEAD |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
源数据库匹配
其他软件包管理器记录
匹配项来自外部软件包管理器索引，并与本地 Automic Vault 软件包链接分开显示。
pacman95%
jenv 0.6.0-1
Manage your Java environment
sudo pacman -S jenv- License: MIT
- Architecture: any
- 1 依赖
- 3 可选依赖
- normalized package name match
- 匹配方式：Jenv
MacPorts95%
jenv
sudo port install jenv- normalized package name match
- 匹配方式：Jenv
Scoop95%
extras/jenv
scoop install extras/jenv- normalized package name match
- 匹配方式：Jenv
来源线索
由仓库数据生成
此页面由 av-web 从 scripts/generate-pkg-sqlite.py 生成的私有软件包 SQLite 工件提供。
Combined YAML source
View the package source record on GitHub.
使用的来源
- Geiger risk classifier
- Nucleus package database
- av.db category and tag curation
- cross-ecosystem install command graph
- curated configuration and credential file locations
- curated package history
- external package-manager database matches
- package relationship graph
- package version freshness
- package-page enrichment