avdl avsc

@namespace("com.myproject")

protocol EventsProtocol {


record Man {
        union { null, int } age;
        union { null, string } name;
    }

record Events {
        string operation;
        union { Man , null } man;
        string timestamp;
    }


}

{
    "namespace":"com.myProject",
    "type": "record",
    "name": "MyEvents",
    "doc": "My Events",
    "fields": [
        {
            "name": "date",
            "type": "string",
            "doc": "date for events"
        },
        {
            "name": "changes",
            "type": {
                "type": "array",
                "items": {
                    "type": "record",
                    "name": "Man",
                    "fields": [
                        { "name": "englishName", "type": "string" },
                        { "name": "age", "type": "int" }
                     ],
                     "doc": "Each man contains englishName and age"
                }
            },
            "doc": "Man change list"
        }
    ]
}