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- package util
- import (
- "fmt"
- "io"
- "io/fs"
- "os"
- "path/filepath"
- "sort"
- "strings"
- )
- func GetFileSize(filePath string) (int, error) {
- fileInfo, err := os.Stat(filePath)
- if err != nil {
- return 0, err
- }
- return int(fileInfo.Size()), nil
- }
- func CheckSoFilesInDirectory(dirPath string) (bool, []string) {
- hasSoFile := false
- soFilePaths := make([]string, 0)
- if _, err := os.Stat(dirPath); os.IsNotExist(err) {
- fmt.Println("Directory does not exist:", dirPath)
- return false, soFilePaths
- }
- err := filepath.Walk(dirPath, func(path string, info fs.FileInfo, err error) error {
- if err != nil {
- return err
- }
- if info.IsDir() {
- return nil
- }
- if filepath.Ext(path) == ".so" {
- hasSoFile = true
- soFilePaths = append(soFilePaths, path)
- }
- return nil
- })
- if err != nil {
- fmt.Println("Error walking the directory:", err)
- os.Exit(1)
- }
- return hasSoFile, soFilePaths
- }
- func GetFirstLevelSubdirectories(dirPath string) []string {
- dirEntries, _ := os.ReadDir(dirPath)
- subdirectories := make([]string, 0)
- for _, entry := range dirEntries {
- if entry.IsDir() {
- subdirectories = append(subdirectories, entry.Name())
- }
- }
- return subdirectories
- }
- func GetFileNameWithoutExtension(absPath string) string {
- file := filepath.Base(absPath)
- ext := filepath.Ext(file)
- return strings.TrimSuffix(file, ext)
- }
- func GetSoFilePaths(dir string) []string {
- var paths []string
- err := filepath.Walk(dir, func(path string, info os.FileInfo, err error) error {
- if err == nil && !info.IsDir() && filepath.Ext(path) == ".so" {
- absPath, _ := filepath.Abs(path)
- paths = append(paths, absPath)
- }
- return nil
- })
- if err != nil {
- fmt.Println("Error:", err)
- return nil
- }
- return paths
- }
- // CreateDir 创建目录
- func CreateDir(directory string) {
- if _, err := os.Stat(directory); os.IsNotExist(err) {
- _ = os.MkdirAll(directory, os.ModePerm)
- }
- }
- // CreateParentDir 存在不创建,不存在则创建父目录
- func CreateParentDir(filePath string) error {
- if err := os.MkdirAll(filepath.Dir(filePath), os.ModePerm); err != nil {
- return err
- }
- return nil
- }
- // RemoveDir 递归删除目录及其下的所有文件和子目录
- func RemoveDir(dirPath string) error {
- // 打开目录
- dir, err := os.Open(dirPath)
- if err != nil {
- return err
- }
- defer dir.Close()
- // 读取目录下的文件和子目录
- fileInfos, err := dir.Readdir(-1)
- if err != nil {
- return err
- }
- // 遍历文件和子目录
- for _, fileInfo := range fileInfos {
- path := filepath.Join(dirPath, fileInfo.Name())
- if fileInfo.IsDir() {
- // 如果是子目录,递归调用removeDir删除子目录及其下的文件和子目录
- if err = RemoveDir(path); err != nil {
- return err
- }
- } else {
- // 如果是文件,直接删除文件
- if err = os.Remove(path); err != nil {
- return err
- }
- }
- }
- // 删除目录本身
- if err = os.Remove(dirPath); err != nil {
- return err
- }
- return nil
- }
- // RemoveSubFiles 递归删除目录及其下的所有文件和子目录
- func RemoveSubFiles(dirPath string) error {
- // 打开目录
- dir, err := os.Open(dirPath)
- if err != nil {
- return err
- }
- defer dir.Close()
- // 读取目录下的文件和子目录
- fileInfos, err := dir.Readdir(-1)
- if err != nil {
- return err
- }
- // 遍历文件和子目录
- for _, fileInfo := range fileInfos {
- path := filepath.Join(dirPath, fileInfo.Name())
- if fileInfo.IsDir() {
- // 如果是子目录,递归调用removeDir删除子目录及其下的文件和子目录
- if err = RemoveDir(path); err != nil {
- return err
- }
- } else {
- // 如果是文件,直接删除文件
- if err = os.Remove(path); err != nil {
- return err
- }
- }
- }
- return nil
- }
- func WriteFile(sourceContent string, targetFilePath string) error {
- if err := CreateFile(targetFilePath); err != nil {
- return err
- }
- if err := os.WriteFile(targetFilePath, []byte(sourceContent), 0644); err != nil {
- return err
- }
- return nil
- }
- // CreateFile 存在则覆盖,不存在则创建文件
- func CreateFile(filePath string) error {
- if err := CreateParentDir(filePath); err != nil {
- return err
- }
- // 创建文件,如果文件已存在则覆盖
- file, err := os.Create(filePath)
- if err != nil {
- return err
- }
- defer func(file *os.File) {
- err := file.Close()
- if err != nil {
- }
- }(file)
- return nil
- }
- func ReadFile(filePath string) (string, error) {
- // 1 打开文件
- file, err := os.Open(filePath)
- if err != nil {
- return "", err
- }
- defer file.Close()
- // 2 读取文件内容
- content, err := io.ReadAll(file)
- if err != nil {
- return "", err
- }
- return string(content), err
- }
- func ListAbsolutePathWithSuffixAndSort(dir string, suffix string) ([]string, error) {
- var result []string
- if !strings.HasSuffix(dir, "/") {
- dir = dir + "/"
- }
- files, err := os.ReadDir(dir)
- if err != nil {
- return nil, err
- }
- for _, file := range files {
- if strings.HasSuffix(file.Name(), suffix) {
- result = append(result, dir+file.Name())
- }
- }
- // 根据文件名进行升序排序
- sort.Slice(result, func(i, j int) bool {
- return filepath.Base(result[i]) < filepath.Base(result[j])
- })
- return result, nil
- }
- func DeleteFile(path string) error {
- // 检查文件是否存在
- if _, err := os.Stat(path); err == nil {
- // 文件存在,执行删除操作
- err = os.Remove(path)
- if err != nil {
- return err
- }
- }
- return nil
- }
- // WriteStringToFile 将字符串写入指定的文件路径
- func WriteStringToFile(content string, filePath string) {
- // 方法一:使用os包
- file, err := os.Create(filePath)
- if err != nil {
- fmt.Println("创建文件失败:", err)
- return
- }
- defer file.Close()
- _, err = file.WriteString(content)
- if err != nil {
- fmt.Println("写入文件失败:", err)
- return
- }
- fmt.Println("字符串成功写入文件(os包)")
- }
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