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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to you under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
* implied. See the License for the specific language governing
* permissions and limitations under the License.
*/
#include <avro.h>
#include <stdio.h>
#include <stdlib.h>
const char PERSON_SCHEMA[] =
"{\"type\":\"record\",\
\"name\":\"Person\",\
\"fields\":[\
{\"name\": \"ID\", \"type\": \"int\"}]}";
const char *dbname = "test.db";
avro_schema_t schema;
void add_record (avro_file_writer_t writer)
{
avro_datum_t main_datum = avro_record(schema);
avro_datum_t id_datum = avro_int32(1);
if (avro_record_set (main_datum, "ID", id_datum))
{
printf ("Unable to create datum");
exit (EXIT_FAILURE);
}
avro_file_writer_append (writer, main_datum);
avro_datum_decref (id_datum);
avro_datum_decref (main_datum);
}
void create_database()
{
avro_file_writer_t writer;
if (avro_schema_from_json_literal (PERSON_SCHEMA, &schema))
{
printf ("Unable to parse schema\n");
exit (EXIT_FAILURE);
}
if (avro_file_writer_create ("test.db", schema, &writer))
{
printf ("There was an error creating db: %s\n", avro_strerror());
exit (EXIT_FAILURE);
}
add_record (writer);
avro_file_writer_flush (writer);
avro_file_writer_close (writer);
}
int main()
{
avro_file_writer_t writer;
create_database();
avro_file_writer_open (dbname, &writer);
add_record (writer);
avro_file_writer_flush (writer);
avro_file_writer_close (writer);
avro_schema_decref(schema);
remove (dbname);
return EXIT_SUCCESS;
}
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