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golang使用chan,
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package main
import (
"fmt"
"io/IoUtil"
"os"
"strings"
)
type FindList struct {
ListData []string
Readstr chan string
FindName string
}
func NewFindList(count int) *FindList {
alist := make([]string,count)
readstr := make(chan string)
return &FindList{ListData: alist,Readstr: readstr,FindName: "go"}
}
func (mf *FindList) checkFindRet(path string) bool {
return strings.Contains(path,mf.FindName)
}
func (mf *FindList) GetRet(list []string,aChan chan []string) {
aSlice := make([]string, 100)
for _,v := range list {
if mf.checkFindRet(v) {
aSlice = append(aSlice,v)
}
}
aChan <- aSlice
}
func (mf *FindList) getFileList() []string {
adir := "/Users/kang/Documents/GoProject"
dir_list,e := IoUtil.ReadDir(adir)
dirlist := make([]string, 30)
if e != nil {
fmt.Println("read dir error")
return dirlist
}
for _,v := range dir_list {
fileStr := strings.Trim(v.Name()," ")
if len(fileStr) == 0 {
continue
}
fileName := adir + "/" + fileStr
_,err := os.Stat(fileName)
if err == nil || os.IsExist(err) {
dirlist = append(dirlist,fileName)
}
}
return dirlist
}
func main() {
finder := NewFindList(20)
aList := finder.getFileList()
aListLen := len(aList)
step := (int)(aListLen / 8)
fmt.Println(step,aListLen)
newSlice := make([][]string, 8)
chanArr := make([]chan []string, 8)
j := 0
for i := 0; i < aListLen; i = i + step {
chanArr[j] = make(chan []string)
newSlice[j] = aList[i:(i + step)]
go finder.GetRet(newSlice[j],chanArr[j])
j++
fmt.Println("#")
}
strList := make([]string, 30)
for _,v := range chanArr {
values := <-v
for _,v1 := range values {
if len(v1) == 0 {
continue
}
fmt.Println(v1)
strList = append(strList,v1)
}
}
fmt.Println(len(strList))
}
原文链接:https://www.f2er.com/go/188764.html