Exemplo n.º 1
0
func ExampleNewReader() {
	ctx := Example_auth()

	rc, err := storage.NewReader(ctx, "bucketname", "filename1")
	if err != nil {
		log.Fatal(err)
	}
	slurp, err := ioutil.ReadAll(rc)
	rc.Close()
	if err != nil {
		log.Fatal(err)
	}

	log.Println("file contents:", slurp)
}
Exemplo n.º 2
0
// readFile reads the named file in Google Cloud Storage.
func (d *demo) readFile(fileName string) {
	io.WriteString(d.w, "\nAbbreviated file content (first line and last 1K):\n")

	rc, err := storage.NewReader(d.ctx, bucket, fileName)
	if err != nil {
		d.errorf("readFile: unable to open file from bucket %q, file %q: %v", bucket, fileName, err)
		return
	}
	defer rc.Close()
	slurp, err := ioutil.ReadAll(rc)
	if err != nil {
		d.errorf("readFile: unable to read data from bucket %q, file %q: %v", bucket, fileName, err)
		return
	}

	fmt.Fprintf(d.w, "%s\n", bytes.SplitN(slurp, []byte("\n"), 2)[0])
	if len(slurp) > 1024 {
		fmt.Fprintf(d.w, "...%s\n", slurp[len(slurp)-1024:])
	} else {
		fmt.Fprintf(d.w, "%s\n", slurp)
	}
}