Removed outdated sample (#2627)

docs/serving/samples/rest-api-go/stock.go

@@ -1,83 +0,0 @@
-/*
-Copyright 2018 The Knative Authors
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-package main
-
-import (
-	"fmt"
-	"io/ioutil"
-	"log"
-	"net/http"
-	"net/url"
-	"os"
-
-	"github.com/gorilla/mux"
-
-	"flag"
-)
-
-var resource string
-
-func main() {
-	flag.Parse()
-	router := mux.NewRouter().StrictSlash(true)
-
-	resource = os.Getenv("RESOURCE")
-	if resource == "" {
-		resource = "NOT SPECIFIED"
-	}
-
-	root := "/" + resource
-	path := root + "/{stockId}"
-
-	router.HandleFunc("/", Index)
-	router.HandleFunc(root, StockIndex)
-	router.HandleFunc(path, StockPrice)
-
-	log.Fatal(http.ListenAndServe(":8080", router))
-}
-
-func Index(w http.ResponseWriter, r *http.Request) {
-	fmt.Fprintf(w, "Welcome to the %s app! \n", resource)
-}
-
-func StockIndex(w http.ResponseWriter, r *http.Request) {
-	fmt.Fprintf(w, "%s ticker not found!, require /%s/{ticker}\n", resource, resource)
-}
-
-func StockPrice(w http.ResponseWriter, r *http.Request) {
-	vars := mux.Vars(r)
-	stockId := vars["stockId"]
-
-	url := url.URL{
-		Scheme: "https",
-		Host:   "api.iextrading.com",
-		Path:   "/1.0/stock/" + stockId + "/price",
-	}
-
-	log.Print(url)
-
-	resp, err := http.Get(url.String())
-	if err != nil {
-		fmt.Fprintf(w, "%s not found for ticker : %s \n", resource, stockId)
-		return
-	}
-
-	defer resp.Body.Close()
-
-	body, err := ioutil.ReadAll(resp.Body)
-
-	fmt.Fprintf(w, "%s price for ticker %s is %s\n", resource, stockId, string(body))
-}