# Java Env

> 该skill没有执行文件，为信息输入：Java开发需要的环境信息

- **Type:** Skill
- **Install:** `agentstack add skill-hellyguo-self-ai-spec-java-env`
- **Verified:** Yes — security-reviewed for prompt injection and unsafe behavior
- **Seller:** [hellyguo](https://agentstack.voostack.com/s/hellyguo)
- **Installs:** 0
- **Category:** [Agent Skills](https://agentstack.voostack.com/c/agent-skills)
- **Latest version:** 0.1.0
- **License:** Apache-2.0
- **Upstream author:** [hellyguo](https://github.com/hellyguo)
- **Source:** https://github.com/hellyguo/self-ai-spec/tree/main/skills/java-env

## Install

```sh
agentstack add skill-hellyguo-self-ai-spec-java-env
```

Requires the [AgentStack CLI](https://agentstack.voostack.com/docs/cli). Works with Claude Code, Cursor, and any MCP-compatible agent.

## About

# 环境配置

## jvm dir:

- 系统查找目录，/usr/lib/jvm ，其下有多个jvm
- 用户查找目录，/home/helly/lang ，其下有多个jvm

## mvnd dir:

/home/helly/app/maven-mvnd

## mvn dir:

/home/helly/app/apache-maven

## spotbug dir:

/home/helly/app/spotbugs-4.7.3

## pmd dir:

/home/helly/app/pmd-bin-6.19.0

## 核心原则

- 基于pom.xml的配置查找jdk合适版本 
- 优先使用mvnd

## java bash profile 设置及别名

```bash
# java
export JAVA_HOME7=$HOME/lang/jdk7
export JAVA_HOME8=$HOME/lang/jdk8
export JAVA_HOME11=$HOME/lang/jdk11
export JAVA_HOME17=$HOME/lang/jdk17
export JAVA_HOME21=$HOME/lang/jdk21
export JAVA_HOME23=$HOME/lang/jdk23
export JAVA_HOME25=$HOME/lang/jdk25
export JAVA_HOME=$JAVA_HOME25
export CLASSPATH=.
export ANT_HOME=$HOME/app/apache-ant
export MAVEN_HOME=$HOME/app/apache-maven
export MVND_HOME=$HOME/app/maven-mvnd
export GRADLE_HOME=$HOME/app/gradle
export GRADLE_USER_HOME=$HOME/.gradle
export GRADLE_SCANS_ACCEPT=no
export BTRACE_HOME=$HOME/app/btrace
export AGENT_HOME=$HOME/java-agent

# alias
alias java7="JAVA_HOME=$JAVA_HOME7 PATH=$JAVA_HOME7/bin:$NOJAVA_PATH java"
alias java8="JAVA_HOME=$JAVA_HOME8 PATH=$JAVA_HOME8/bin:$NOJAVA_PATH java"
alias java11="JAVA_HOME=$JAVA_HOME11 PATH=$JAVA_HOME11/bin:$NOJAVA_PATH java"
alias java17="JAVA_HOME=$JAVA_HOME17 PATH=$JAVA_HOME17/bin:$NOJAVA_PATH java"
alias java21="JAVA_HOME=$JAVA_HOME21 PATH=$JAVA_HOME21/bin:$NOJAVA_PATH java"
alias java23="JAVA_HOME=$JAVA_HOME23 PATH=$JAVA_HOME23/bin:$NOJAVA_PATH java"
alias java25="JAVA_HOME=$JAVA_HOME25 PATH=$JAVA_HOME25/bin:$NOJAVA_PATH java"
alias mvn8="JAVA_HOME=$JAVA_HOME8 PATH=$JAVA_HOME8/bin:$NOJAVA_PATH mvn -T 8"
alias mvnd8="JAVA_HOME=$JAVA_HOME8 PATH=$JAVA_HOME8/bin:$NOJAVA_PATH mvnd"
alias mvn11="JAVA_HOME=$JAVA_HOME11 PATH=$JAVA_HOME11/bin:$NOJAVA_PATH mvn -T 8"
alias mvnd11="JAVA_HOME=$JAVA_HOME11 PATH=$JAVA_HOME11/bin:$NOJAVA_PATH mvnd"
alias mvn17="JAVA_HOME=$JAVA_HOME17 PATH=$JAVA_HOME17/bin:$NOJAVA_PATH mvn -T 8"
alias mvnd17="JAVA_HOME=$JAVA_HOME17 PATH=$JAVA_HOME17/bin:$NOJAVA_PATH mvnd"
alias mvn21="JAVA_HOME=$JAVA_HOME21 PATH=$JAVA_HOME21/bin:$NOJAVA_PATH mvn -T 8"
alias mvnd21="JAVA_HOME=$JAVA_HOME21 PATH=$JAVA_HOME21/bin:$NOJAVA_PATH mvnd"
alias mvn23="JAVA_HOME=$JAVA_HOME23 PATH=$JAVA_HOME23/bin:$NOJAVA_PATH mvn -T 8"
alias mvnd23="JAVA_HOME=$JAVA_HOME23 PATH=$JAVA_HOME23/bin:$NOJAVA_PATH mvnd"
alias mvn25="JAVA_HOME=$JAVA_HOME25 PATH=$JAVA_HOME25/bin:$NOJAVA_PATH mvn -T 8"
alias mvnd25="JAVA_HOME=$JAVA_HOME25 PATH=$JAVA_HOME25/bin:$NOJAVA_PATH mvnd"
alias gradle8="JAVA_HOME=$JAVA_HOME8 PATH=$JAVA_HOME8/bin:$NOJAVA_PATH gradle"
alias gradle11="JAVA_HOME=$JAVA_HOME11 PATH=$JAVA_HOME11/bin:$NOJAVA_PATH gradle"
alias gradle17="JAVA_HOME=$JAVA_HOME17 PATH=$JAVA_HOME17/bin:$NOJAVA_PATH gradle"
alias gradle21="JAVA_HOME=$JAVA_HOME21 PATH=$JAVA_HOME21/bin:$NOJAVA_PATH gradle"
alias gradle23="JAVA_HOME=$JAVA_HOME23 PATH=$JAVA_HOME23/bin:$NOJAVA_PATH gradle"
alias gradle25="JAVA_HOME=$JAVA_HOME25 PATH=$JAVA_HOME25/bin:$NOJAVA_PATH gradle"
```

## Source & license

This open-source skill is cataloged on AgentStack and links to its original source — we do not rehost the code.

- **Author:** [hellyguo](https://github.com/hellyguo)
- **Source:** [hellyguo/self-ai-spec](https://github.com/hellyguo/self-ai-spec)
- **License:** Apache-2.0

Install and usage instructions live in the source repository linked above.

## Pricing

- **Free** — Free

## Security capabilities

Automated source analysis of v0.1.0 — what this tool can access:

- **Network access:** no
- **Filesystem access:** no
- **Shell / process execution:** no
- **Environment & secrets:** no
- **Dynamic code execution:** no

*"Yes" means the capability is present in the source — more access means more to trust, not that it is unsafe.*


## Versions

- **0.1.0** — security scan: passed — Imported from the upstream source.

## Links

- Listing page: https://agentstack.voostack.com/l/skill-hellyguo-self-ai-spec-java-env
- Seller: https://agentstack.voostack.com/s/hellyguo
- Browse the marketplace: https://agentstack.voostack.com/browse

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Listed on AgentStack — the marketplace for AI agent skills and MCP servers. Every listing is security-reviewed. Creators keep 70%.