in example/src/main/java/org/apache/rocketmq/schema/registry/example/serde/Charge.java [241:250]
public Charge build() {
try {
Charge record = new Charge();
record.item = fieldSetFlags()[0] ? this.item : (java.lang.CharSequence) defaultValue(fields()[0]);
record.amount = fieldSetFlags()[1] ? this.amount : (java.lang.Double) defaultValue(fields()[1]);
return record;
} catch (Exception e) {
throw new org.apache.avro.AvroRuntimeException(e);
}
}