void
write_read_check(avro_schema_t writers_schema, avro_datum_t datum,
avro_schema_t readers_schema, avro_datum_t expected, char *type)
{
avro_datum_t datum_out;
int validate;
for (validate = 0; validate <= 1; validate++) {
reader = avro_reader_memory(buf, sizeof(buf));
writer = avro_writer_memory(buf, sizeof(buf));
if (!expected) {
expected = datum;
}
/* Validating read/write */
if (avro_write_data
(writer, validate ? writers_schema : NULL, datum)) {
fprintf(stderr, "Unable to write %s validate=%d\n %s\n",
type, validate, avro_strerror());
exit(EXIT_FAILURE);
}
int64_t size =
avro_size_data(writer, validate ? writers_schema : NULL,
datum);
if (size != avro_writer_tell(writer)) {
fprintf(stderr,
"Unable to calculate size %s validate=%d "
"(%"PRId64" != %"PRId64")\n %s\n",
type, validate, size, avro_writer_tell(writer),
avro_strerror());
exit(EXIT_FAILURE);
}
if (avro_read_data
(reader, writers_schema, readers_schema, &datum_out)) {
fprintf(stderr, "Unable to read %s validate=%d\n %s\n",
type, validate, avro_strerror());
fprintf(stderr, " %s\n", avro_strerror());
exit(EXIT_FAILURE);
}
if (!avro_datum_equal(expected, datum_out)) {
fprintf(stderr,
"Unable to encode/decode %s validate=%d\n %s\n",
type, validate, avro_strerror());
exit(EXIT_FAILURE);
}
avro_reader_dump(reader, stderr);
avro_datum_decref(datum_out);
avro_reader_free(reader);
avro_writer_free(writer);
}
}
int avro_file_writer_append(avro_file_writer_t w, avro_datum_t datum)
{
int rval;
if (!w || !datum) {
return EINVAL;
}
rval = avro_write_data(w->datum_writer, w->writers_schema, datum);
if (rval) {
check(rval, file_write_block(w));
rval =
avro_write_data(w->datum_writer, w->writers_schema, datum);
if (rval) {
/* TODO: if the datum encoder larger than our buffer,
just write a single large datum */
return rval;
}
}
w->block_count++;
return 0;
}
