/** {@inheritDoc} */
public Object mapRecord(Record record) throws RecordMappingException {
List<Field> fields = record.getFields();
Object instance;
try {
// create a new instance of the returned object
instance = recordClass.newInstance();
// for each field
for (Field field : fields) {
// get field content and index
String content = field.getContent();
int index = field.getIndex();
// convert the String raw value to field type
Object typedValue = null;
Class<?> type = recordClassSetters[index].getParameterTypes()[0];
TypeConverter typeConverter = typeConverters.get(type);
if (typeConverter != null) {
typedValue = typeConverter.convert(content);
}
// set the typed value to the object field
recordClassSetters[index].invoke(instance, typedValue);
/*
* Note : using java.lang.reflect.Field.set(instance, typedValue) throws an IllegalAccessException :
* Class io.github.benas.cb4j.core.impl.DefaultRecordMapperImpl can not access a member of class X with modifiers "private"
* even if a setter is provided
*/
}
} catch (InstantiationException e) {
throw new RecordMappingException(
"An exception occurred during record mapping : could not create a new instance.", e);
} catch (IllegalAccessException e) {
throw new RecordMappingException(
"An exception occurred during record mapping : could not access class/field.", e);
} catch (InvocationTargetException e) {
throw new RecordMappingException(
"An exception occurred during record mapping : could not invoke setter.", e);
}
return instance;
}
/** {@inheritDoc} */
public boolean isValid(Field field) {
return super.isValid(field) && field.getContent().length() >= minLength;
}