98 lines
2.0 KiB
Go
98 lines
2.0 KiB
Go
package main
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import "log"
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import "bytes"
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import "os"
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import "bufio"
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// import "io"
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import "io/ioutil"
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import "github.com/golang/protobuf/proto"
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import pb "git.wit.com/wit/witProtobuf"
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// Main reads the entire address book from a file and prints all the
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// information inside.
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func main() {
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TestWriteEvent()
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in, err := ioutil.ReadFile("/tmp/testing4.protobuf")
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if err != nil {
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log.Fatalln("Error reading file:", err)
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}
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allEvents := &pb.Event{}
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if err := proto.Unmarshal(in, allEvents); err != nil {
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log.Fatalln("Failed to parse events:", err)
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}
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// listPeople(os.Stdout, allEvents)
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// got := in.String()
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log.Println(in)
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}
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func marshalWriteToFile(myWriter *bufio.Writer, e *pb.Event) {
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buf, err := proto.Marshal(e)
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if err != nil {
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log.Fatal("marshaling error: ", err)
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}
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tmp, err := myWriter.Write(buf)
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myWriter.Flush()
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log.Println("bufio.Write() tmp, err = ", tmp, err)
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e.Id += 1
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e.Name = "jcarrEvent21"
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buf, err = proto.Marshal(e)
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tmp2, err := myWriter.Write(buf)
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myWriter.Flush()
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log.Println("bufio.Write() tmp2, err = ", tmp2, err)
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}
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func TestWriteEvent() {
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buf := new(bytes.Buffer)
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// [START populate_proto]
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e := &pb.Event{
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Id: 1234,
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Name: "jcarrEvent1",
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Email: "jcarr@wit.com",
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Results: []*pb.Response{
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{Name: "555-4321", Type: pb.EventType_ADD},
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},
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}
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// [END populate_proto]
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e.Id += 1
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e.Name = "jcarrEvent2"
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got := buf.String()
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log.Println(got)
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newfile, _ := os.Create("/tmp/testing4.protobuf")
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myWriter := bufio.NewWriter(newfile)
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marshalWriteToFile(myWriter, e)
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marshalUnmarshal()
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}
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func marshalUnmarshal() {
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test := &pb.Event{
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Id: 1234,
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Name: "jcarrEvent1",
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Email: "jcarr@wit.com",
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Result: []*pb.Response{
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{Name: "555-4321", Type: pb.EventType_ADD},
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},
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}
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data, err := proto.Marshal(test)
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if err != nil {
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log.Fatal("marshaling error: ", err)
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}
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newTest := &pb.Event{}
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err = proto.Unmarshal(data, newTest)
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if err != nil {
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log.Fatal("unmarshaling error: ", err)
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} else {
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log.Println("proto.Marshal() and proto.Unmarshal() worked")
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}
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}
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