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use std::collections::HashMap;
use std::path::PathBuf;
use std::process::Command;
#[cfg(target_os = "windows")]
use std::os::windows::process::CommandExt;
use super::JavaInstallation;
pub async fn check_java_installation(path: &PathBuf) -> Option<JavaInstallation> {
let path = path.clone();
tokio::task::spawn_blocking(move || check_java_installation_blocking(&path))
.await
.ok()?
}
fn check_java_installation_blocking(path: &PathBuf) -> Option<JavaInstallation> {
let mut cmd = Command::new(path);
cmd.arg("-version");
// Hide console window
#[cfg(target_os = "windows")]
cmd.creation_flags(0x08000000);
let output = cmd.output().ok()?;
let version_output = String::from_utf8_lossy(&output.stderr);
let version = parse_version_string(&version_output)?;
let arch = extract_architecture(&version_output);
let vendor = extract_vendor(&version_output);
let is_64bit = version_output.to_lowercase().contains("64-bit") || arch == "aarch64";
Some(JavaInstallation {
path: path.to_string_lossy().to_string(),
version,
arch,
vendor,
source: "system".to_string(),
is_64bit,
})
}
pub fn parse_version_string(output: &str) -> Option<String> {
for line in output.lines() {
if line.contains("version") {
if let Some(start) = line.find('"') {
if let Some(end) = line[start + 1..].find('"') {
return Some(line[start + 1..start + 1 + end].to_string());
}
}
}
}
None
}
pub fn parse_java_version(version: &str) -> u32 {
let parts: Vec<&str> = version.split('.').collect();
if let Some(first) = parts.first() {
// Handle both legacy (1.x) and modern (x) versioning
if *first == "1" {
// Legacy versioning
parts.get(1).and_then(|s| s.parse().ok()).unwrap_or(0)
} else {
// Modern versioning
first.parse().unwrap_or(0)
}
} else {
0
}
}
pub fn extract_architecture(version_output: &str) -> String {
if version_output.contains("64-Bit") {
"x64".to_string()
} else if version_output.contains("32-Bit") {
"x86".to_string()
} else if version_output.contains("aarch64") || version_output.contains("ARM64") {
"aarch64".to_string()
} else {
"x64".to_string()
}
}
pub fn extract_vendor(version_output: &str) -> String {
let lower = version_output.to_lowercase();
let vendor_name: HashMap<&str, &str> = [
// Eclipse/Adoptium
("temurin", "Temurin (Eclipse)"),
("adoptium", "Eclipse Adoptium"),
// Amazon
("corretto", "Corretto (Amazon)"),
("amzn", "Corretto (Amazon)"),
// Alibaba
("dragonwell", "Dragonwell (Alibaba)"),
("albba", "Dragonwell (Alibaba)"),
// GraalVM
("graalvm", "GraalVM"),
// Oracle
("oracle", "Java SE Development Kit (Oracle)"),
// Tencent
("kona", "Kona (Tencent)"),
// BellSoft
("liberica", "Liberica (Bellsoft)"),
("mandrel", "Mandrel (Red Hat)"),
// Microsoft
("microsoft", "OpenJDK (Microsoft)"),
// SAP
("sapmachine", "SapMachine (SAP)"),
// IBM
("semeru", "Semeru (IBM)"),
("sem", "Semeru (IBM)"),
// Azul
("zulu", "Zulu (Azul Systems)"),
// Trava
("trava", "Trava (Trava)"),
// Huawei
("bisheng", "BiSheng (Huawei)"),
// Generic OpenJDK
("openjdk", "OpenJDK"),
]
.iter()
.cloned()
.collect();
for (key, name) in vendor_name {
if lower.contains(key) {
return name.to_string();
}
}
"Unknown".to_string()
}
pub fn is_version_compatible(
major: u32,
required_major_version: Option<u64>,
max_major_version: Option<u32>,
) -> bool {
let meets_min = required_major_version
.map(|r| major >= r as u32)
.unwrap_or(true);
let meets_max = max_major_version.map(|m| major <= m).unwrap_or(true);
meets_min && meets_max
}
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