if err := os.Mkdir(path, os.ModePerm); err != nil { return false, err } else { return true, nil } } else { return true, err } } 2、文件是否存在函数 代码语言:javascript 代码运行次数:0 运行 AI代码解释 // // IsExists // @Description
funcnewEntry(pathstring)Entry {///如果路径包含分隔符 表示有多个文件ifstrings.Contains(path, pathListSeparator) {returnnewCompositeEntry(path) }//包含*,则说明要将相应目录下的所有class文件加载ifstrings.HasSuffix(path,"*") {returnnewWildcardEntry(path) }//包含.jar,则说明是jar文件,通过zip方式加载...
2、文件是否存在函数 /// IsExists// @Description: 文件是否存在// @param path// @return os.FileInfo// @return bool// @author zhangyc//funcIsExists(pathstring)(os.FileInfo,bool) { f, err := os.Stat(path)returnf, err ==nil|| os.IsExist(err) }/// checkFileIsExist// @Description...
elastic.SetSniff(true), //是否开启集群嗅探 elastic.SetHealthcheckInterval(10 * time.Second), //设置两次运行状况检查之间的间隔, 默认60s elastic.SetGzip(false), //启用或禁用gzip压缩 elastic.SetErrorLog(log.New(os.Stderr, "ELASTIC ", log.LstdFlags)), //ERROR日志输出配置 elastic.SetInfoLog(...
out, err :=cmd.CombinedOutput()iferr !=nil { log.Fatalf("cmd.Run() failed with %s\n", err) } fmt.Printf("%s", out) } 5. 预先检查命令是否存在 funccheckLsExists() { path, err := exec.LookPath("ls")iferr !=nil { fmt.Printf("didn't find 'ls' executable\n") ...
2. 性能分析入门 内存泄露或者效率问题困扰着很多Go语言开发者。但好消息是，Go语言内置了一套强大的...
if werr != nil { m.Unlock(client.Ctx()) return werr } // make sure the session is not expired, and the owner key still exists. gresp, werr := client.Get(ctx, m.myKey) if werr != nil { m.Unlock(client.Ctx()) return werr ...
rearm() if mr.matcher.Check(req) { return &mr 代码语言:javascript 代码运行次数:0 运行 AI代码解释 func (m Matcher) Check(req *http.Request) bool { return m.fn.Check(req) } 代码语言:javascript 代码运行次数:0 运行 AI代码解释 type MatcherFunc func(req *http.Request) bool src/net/http/...
if !trigger.test() { semrelease(&work.startSema) return } // 记录是否强制触发, gcTriggerCycle是runtime.GC用的 // For stats, check if this GC was forced by the user. work.userForced = trigger.kind == gcTriggerAlways || trigger.kind == gcTriggerCycle // 判断是否指定了禁止并行GC的...
File will validate that file exists and will attempt to open it with provided privileges. To be used like this $ progname --log-file /path/to/file.logvar myLogFile *os.File = parser.File("l", "log-file", os.O_RDWR, 0600, ...)...