From 95451d11aa2b58d035f675e1e9c52d2178a43d0e Mon Sep 17 00:00:00 2001
From: yxsj245 <17737475682@163.com>
Date: Thu, 30 Oct 2025 10:15:12 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BC=98=E5=8C=96Java=E5=AE=89=E8=A3=85?=
 =?UTF-8?q?=E9=80=BB=E8=BE=91?=
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---
 client/src/pages/EnvironmentManagerPage.tsx   |  7 +++
 server/src/modules/environment/javaManager.ts | 63 ++++++++++++++++++-
 server/src/routes/environment.ts              |  4 ++
 3 files changed, 73 insertions(+), 1 deletion(-)

diff --git a/client/src/pages/EnvironmentManagerPage.tsx b/client/src/pages/EnvironmentManagerPage.tsx
index 732a17a..0942ba8 100644
--- a/client/src/pages/EnvironmentManagerPage.tsx
+++ b/client/src/pages/EnvironmentManagerPage.tsx
@@ -135,6 +135,13 @@ const EnvironmentManagerPage: React.FC = () => {
       windows: 'https://download.java.net/openjdk/jdk8u44/ri/openjdk-8u44-windows-i586.zip',
       linux: 'https://download.java.net/openjdk/jdk8u44/ri/openjdk-8u44-linux-x64.tar.gz'
     },
+    {
+      version: 'Java 11',
+      key: 'java11',
+      description: 'Java 11 (OpenJDK 11.0.0.2)',
+      windows: 'https://download.java.net/openjdk/jdk11.0.0.2/ri/openjdk-11.0.0.2_windows-x64.zip',
+      linux: 'https://download.java.net/openjdk/jdk11.0.0.2/ri/openjdk-11.0.0.2_linux-x64.tar.gz'
+    },
     {
       version: 'Java 17',
       key: 'java17',
diff --git a/server/src/modules/environment/javaManager.ts b/server/src/modules/environment/javaManager.ts
index 609941a..d770da7 100644
--- a/server/src/modules/environment/javaManager.ts
+++ b/server/src/modules/environment/javaManager.ts
@@ -84,7 +84,7 @@ export class JavaManager {
     await this.ensureInstallDir()
 
     const platform = os.platform()
-    const javaVersions = ['java8', 'java17', 'java21']
+    const javaVersions = ['java8', 'java11', 'java17', 'java21']
     const environments: JavaEnvironment[] = []
 
     for (const version of javaVersions) {
@@ -191,6 +191,64 @@ export class JavaManager {
     logger.info(`文件解压完成: ${fileName}`)
   }
 
+  /**
+   * 设置Java可执行文件权限 (Linux)
+   */
+  private async setExecutablePermissions(versionDir: string): Promise<void> {
+    const platform = os.platform()
+    
+    // 只在Linux/Unix系统上设置权限
+    if (platform !== 'linux' && platform !== 'darwin') {
+      return
+    }
+
+    logger.info(`正在设置可执行权限: ${versionDir}`)
+
+    try {
+      // 递归查找所有bin目录
+      const findBinDirs = async (dir: string): Promise<string[]> => {
+        const binDirs: string[] = []
+        const entries = await fs.readdir(dir, { withFileTypes: true })
+
+        for (const entry of entries) {
+          const fullPath = path.join(dir, entry.name)
+          if (entry.isDirectory()) {
+            if (entry.name === 'bin') {
+              binDirs.push(fullPath)
+            }
+            // 递归查找子目录
+            const subBinDirs = await findBinDirs(fullPath)
+            binDirs.push(...subBinDirs)
+          }
+        }
+
+        return binDirs
+      }
+
+      const binDirs = await findBinDirs(versionDir)
+
+      // 为每个bin目录中的文件设置可执行权限
+      for (const binDir of binDirs) {
+        const files = await fs.readdir(binDir)
+        for (const file of files) {
+          const filePath = path.join(binDir, file)
+          const stat = await fs.stat(filePath)
+          
+          if (stat.isFile()) {
+            // 设置为 755 权限 (rwxr-xr-x)
+            await fs.chmod(filePath, 0o755)
+            logger.info(`设置可执行权限: ${filePath}`)
+          }
+        }
+      }
+
+      logger.info(`可执行权限设置完成`)
+    } catch (error) {
+      logger.warn(`设置可执行权限失败 (非致命错误):`, error)
+      // 不抛出错误，因为这不是致命问题
+    }
+  }
+
   /**
    * 安装Java环境
    */
@@ -230,6 +288,9 @@ export class JavaManager {
       // 删除下载的压缩文件
       await fs.remove(downloadPath)
 
+      // Linux系统下设置可执行权限
+      await this.setExecutablePermissions(versionDir)
+
       // 验证安装
       const javaExecutable = await this.findJavaExecutable(versionDir)
       if (!javaExecutable) {
diff --git a/server/src/routes/environment.ts b/server/src/routes/environment.ts
index 30cd005..f28fb96 100644
--- a/server/src/routes/environment.ts
+++ b/server/src/routes/environment.ts
@@ -104,6 +104,10 @@ function getSponsorDownloadUrl(version: string, platform: string): string {
       windows: 'openjdk-8u44-windows-i586.zip',
       linux: 'openjdk-8u44-linux-x64.tar.gz'
     },
+    java11: {
+      windows: 'openjdk-11.0.0.2_windows-x64.zip',
+      linux: 'openjdk-11.0.0.2_linux-x64.tar.gz'
+    },
     java17: {
       windows: 'openjdk-17.0.0.1+2_windows-x64_bin.zip',
       linux: 'openjdk-17.0.0.1+2_linux-x64_bin.tar.gz'