代码如下:
// 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;
}
// 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;
}
上面采用的是fstream,把数据序列(反序列)打磁盘文件中。
而如果想序列到char *,并且通过socket传输,则可以使用:
方法二:
代码如下:
int size = address_book.ByteSize();
void *buffer = malloc(size);
(本文来源于图老师网站,更多请访问https://m.tulaoshi.com/bianchengyuyan/)address_book.SerializeToArray(buffer, size);
方法三:
代码如下:
使用ostringstream ,
std::ostringstream stream;
address_book.SerializeToOstream(&stream);
string text = stream.str();
char* ctext = string.c_str();