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-rw-r--r--examples/add_person.cc95
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diff --git a/examples/add_person.cc b/examples/add_person.cc
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-// See README.txt for information and build instructions.
-
-#include <iostream>
-#include <fstream>
-#include <string>
-#include "addressbook.pb.h"
-using namespace std;
-
-// This function fills in a Person message based on user input.
-void PromptForAddress(tutorial::Person* person) {
- cout << "Enter person ID number: ";
- int id;
- cin >> id;
- person->set_id(id);
- cin.ignore(256, '\n');
-
- cout << "Enter name: ";
- getline(cin, *person->mutable_name());
-
- cout << "Enter email address (blank for none): ";
- string email;
- getline(cin, email);
- if (!email.empty()) {
- person->set_email(email);
- }
-
- while (true) {
- cout << "Enter a phone number (or leave blank to finish): ";
- string number;
- getline(cin, number);
- if (number.empty()) {
- break;
- }
-
- tutorial::Person::PhoneNumber* phone_number = person->add_phones();
- phone_number->set_number(number);
-
- cout << "Is this a mobile, home, or work phone? ";
- string type;
- getline(cin, type);
- if (type == "mobile") {
- phone_number->set_type(tutorial::Person::MOBILE);
- } else if (type == "home") {
- phone_number->set_type(tutorial::Person::HOME);
- } else if (type == "work") {
- phone_number->set_type(tutorial::Person::WORK);
- } else {
- cout << "Unknown phone type. Using default." << endl;
- }
- }
-}
-
-// Main function: Reads the entire address book from a file,
-// adds one person based on user input, then writes it back out to the same
-// file.
-int main(int argc, char* argv[]) {
- // Verify that the version of the library that we linked against is
- // compatible with the version of the headers we compiled against.
- GOOGLE_PROTOBUF_VERIFY_VERSION;
-
- if (argc != 2) {
- cerr << "Usage: " << argv[0] << " ADDRESS_BOOK_FILE" << endl;
- return -1;
- }
-
- tutorial::AddressBook address_book;
-
- {
- // Read the existing address book.
- fstream input(argv[1], ios::in | ios::binary);
- if (!input) {
- cout << argv[1] << ": File not found. Creating a new file." << endl;
- } else if (!address_book.ParseFromIstream(&input)) {
- cerr << "Failed to parse address book." << endl;
- return -1;
- }
- }
-
- // Add an address.
- PromptForAddress(address_book.add_people());
-
- {
- // Write the new address book back to disk.
- fstream output(argv[1], ios::out | ios::trunc | ios::binary);
- if (!address_book.SerializeToOstream(&output)) {
- cerr << "Failed to write address book." << endl;
- return -1;
- }
- }
-
- // Optional: Delete all global objects allocated by libprotobuf.
- google::protobuf::ShutdownProtobufLibrary();
-
- return 0;
-}