|
static private NewInstance ( |
||
| type | ||
| j | JToken | |
| names | Names | |
| return | ||
/// <summary>
/// Parses the messages section of a protocol definition
/// </summary>
/// <param name="jmessage">messages JSON object</param>
/// <param name="names">list of parsed names</param>
/// <param name="encspace">enclosing namespace</param>
/// <returns></returns>
internal static Message Parse(JProperty jmessage, SchemaNames names, string encspace)
{
string name = jmessage.Name;
string doc = JsonHelper.GetOptionalString(jmessage.Value, "doc");
bool? oneway = JsonHelper.GetOptionalBoolean(jmessage.Value, "one-way");
PropertyMap props = Schema.GetProperties(jmessage.Value);
RecordSchema schema = RecordSchema.NewInstance(Schema.Type.Record, jmessage.Value as JObject, props, names, encspace);
JToken jresponse = jmessage.Value["response"];
var response = Schema.ParseJson(jresponse, names, encspace);
JToken jerrors = jmessage.Value["errors"];
UnionSchema uerrorSchema = null;
if (null != jerrors)
{
Schema errorSchema = Schema.ParseJson(jerrors, names, encspace);
if (!(errorSchema is UnionSchema))
{
throw new AvroException("");
}
uerrorSchema = errorSchema as UnionSchema;
}
return(new Message(name, doc, schema, response, uerrorSchema, oneway));
}
/// <summary>
/// Static function to return a new instance of the named schema
/// </summary>
/// <param name="jo">JSON object of the named schema</param>
/// <param name="names">list of named schemas already read</param>
/// <param name="encspace">enclosing namespace of the named schema</param>
/// <returns></returns>
internal static NamedSchema NewInstance(JObject jo, PropertyMap props, SchemaNames names, string encspace)
{
string type = JsonHelper.GetRequiredString(jo, "type");
switch (type)
{
case "fixed":
return(FixedSchema.NewInstance(jo, props, names, encspace));
case "enum":
return(EnumSchema.NewInstance(jo, props, names, encspace));
case "record":
return(RecordSchema.NewInstance(Type.Record, jo, props, names, encspace));
case "error":
return(RecordSchema.NewInstance(Type.Error, jo, props, names, encspace));
default:
NamedSchema result;
if (names.TryGetValue(type, null, encspace, out result))
{
return(result);
}
return(null);
}
}