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Chap19 738 (#740)

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* fix http response content-type error

* fix_chap19_739
This commit is contained in:
yifeng01
2019-11-26 06:44:31 +08:00
committed by Unknwon
parent cb2533e60e
commit 994720ab07
2 changed files with 3 additions and 2 deletions
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1
eBook/examples/chapter_19/goto_v1/main.go
View File

@@ -33,6 +33,7 @@ func Redirect(w http.ResponseWriter, r *http.Request) {
func Add(w http.ResponseWriter, r *http.Request) { func Add(w http.ResponseWriter, r *http.Request) {
url := r.FormValue("url") url := r.FormValue("url")
if url == "" { if url == "" {
w.Header().Set("Content-Type", "text/html")
fmt.Fprint(w, AddForm) fmt.Fprint(w, AddForm)
return return
} }

4
eBook/examples/chapter_19/goto_v5/store.go
View File

@@ -64,7 +64,7 @@ func (s *URLStore) Set(key, url *string) error {
return nil return nil
} }
func (s *URLStore) Count() int { func (s *URLStore) count() int {
s.mu.RLock() s.mu.RLock()
defer s.mu.RUnlock() defer s.mu.RUnlock()
return len(s.urls) return len(s.urls)
@@ -72,7 +72,7 @@ func (s *URLStore) Count() int {
func (s *URLStore) Put(url, key *string) error { func (s *URLStore) Put(url, key *string) error {
for { for {
*key = genKey(s.Count()) *key = genKey(s.count())
if err := s.Set(key, url); err == nil { if err := s.Set(key, url); err == nil {
break break
} }