150 lines
3.0 KiB
Go
150 lines
3.0 KiB
Go
package main
|
|
|
|
import "io"
|
|
import "io/ioutil"
|
|
import "log"
|
|
import "fmt"
|
|
import "bytes"
|
|
import "os"
|
|
|
|
import "github.com/golang/protobuf/proto"
|
|
|
|
import pb "git.wit.com/jcarr/witProtobuf"
|
|
|
|
func writeEvent(e *pb.Event) {
|
|
log.Println("Event ID:", e.Id)
|
|
log.Println(" Name:", e.Name)
|
|
if e.Email != "" {
|
|
log.Println(" E-mail address:", e.Email)
|
|
}
|
|
}
|
|
|
|
func writePerson(w io.Writer, e *pb.Event) {
|
|
fmt.Fprintln(w, "Event ID:", e.Id)
|
|
fmt.Fprintln(w, " Name:", e.Name)
|
|
if e.Email != "" {
|
|
fmt.Fprintln(w, " E-mail address:", e.Email)
|
|
}
|
|
|
|
/*
|
|
for _, pn := range p.Phones {
|
|
switch pn.Type {
|
|
case pb.Person_MOBILE:
|
|
fmt.Fprint(w, " Mobile phone #: ")
|
|
case pb.Person_HOME:
|
|
fmt.Fprint(w, " Home phone #: ")
|
|
case pb.Person_WORK:
|
|
fmt.Fprint(w, " Work phone #: ")
|
|
}
|
|
fmt.Fprintln(w, pn.Number)
|
|
}
|
|
*/
|
|
}
|
|
|
|
/*
|
|
func listPeople(w io.Writer, book *pb.AddressBook) {
|
|
for _, p := range book.People {
|
|
writePerson(w, p)
|
|
}
|
|
}
|
|
*/
|
|
|
|
// Main reads the entire address book from a file and prints all the
|
|
// information inside.
|
|
func main() {
|
|
TestWriteEvent()
|
|
/*
|
|
if len(os.Args) != 2 {
|
|
log.Fatalf("Usage: %s ADDRESS_BOOK_FILE\n", os.Args[0])
|
|
}
|
|
fname := os.Args[1]
|
|
|
|
// [START unmarshal_proto]
|
|
// Read the existing address book.
|
|
in, err := ioutil.ReadFile(fname)
|
|
if err != nil {
|
|
log.Fatalln("Error reading file:", err)
|
|
}
|
|
book := &pb.AddressBook{}
|
|
if err := proto.Unmarshal(in, book); err != nil {
|
|
log.Fatalln("Failed to parse address book:", err)
|
|
}
|
|
// [END unmarshal_proto]
|
|
|
|
listPeople(os.Stdout, book)
|
|
*/
|
|
}
|
|
|
|
func TestWriteEvent() {
|
|
buf := new(bytes.Buffer)
|
|
|
|
// [START populate_proto]
|
|
e := pb.Event{
|
|
Id: 1234,
|
|
Name: "jcarrEvent1",
|
|
Email: "jcarr@wit.com",
|
|
Result: []*pb.Response{
|
|
{Name: "555-4321", Type: pb.EventType_ADD},
|
|
},
|
|
}
|
|
// [END populate_proto]
|
|
|
|
writePerson(buf, &e)
|
|
|
|
e.Id += 1
|
|
e.Name = "jcarrEvent2"
|
|
writePerson(buf, &e)
|
|
|
|
got := buf.String()
|
|
log.Println(got)
|
|
|
|
out := ioutil.WriteFile("/tmp/testing1.protobuf", buf.Bytes(), os.FileMode(0777))
|
|
log.Println("ioutil.WriteFile() = out =", out)
|
|
|
|
tmp, err := proto.Marshal(&e)
|
|
if err != nil {
|
|
log.Fatal("marshaling error: ", err)
|
|
}
|
|
out = ioutil.WriteFile("/tmp/testing2.protobuf", tmp, os.FileMode(0777))
|
|
|
|
/*
|
|
out = ioutil.WriteFile("/tmp/testing2.protobuf", e, os.FileMode(0777))
|
|
log.Println("ioutil.WriteFile() = out =", out)
|
|
*/
|
|
|
|
marshalUnmarshal()
|
|
|
|
/*
|
|
want := `Person ID: 1234
|
|
Name: John Doe
|
|
E-mail address: jdoe@example.com
|
|
Home phone #: 555-4321
|
|
`
|
|
if got != want {
|
|
t.Errorf("writePerson(%s) =>\n\t%q, want %q", p.String(), got, want)
|
|
}
|
|
*/
|
|
}
|
|
|
|
func marshalUnmarshal() {
|
|
test := &pb.Event{
|
|
Id: 1234,
|
|
Name: "jcarrEvent1",
|
|
Email: "jcarr@wit.com",
|
|
Result: []*pb.Response{
|
|
{Name: "555-4321", Type: pb.EventType_ADD},
|
|
},
|
|
}
|
|
data, err := proto.Marshal(test)
|
|
if err != nil {
|
|
log.Fatal("marshaling error: ", err)
|
|
}
|
|
newTest := &pb.Event{}
|
|
err = proto.Unmarshal(data, newTest)
|
|
if err != nil {
|
|
log.Fatal("unmarshaling error: ", err)
|
|
} else {
|
|
log.Println("proto.Marshal() and proto.Unmarshal() worked")
|
|
}
|
|
}
|