private void setRelationProperty(Object instance, FieldRecord fieldRecord)
throws NoSuchMethodException, ClassNotFoundException, NoSuchFieldException,
IllegalAccessException, InstantiationException, CannotCompileException {
String fieldName = fieldRecord.getName();
String methodName = MemberUtil.getSetterName(fieldName);
Class<?> clazz = instance.getClass().getClassLoader().loadClass(instance.getClass().getName());
Field field = FieldUtils.getField(clazz, fieldName, true);
Class<?> parameterType = field.getType();
Object value = null;
MotechDataService serviceForRelatedClass = null;
TypeDto type = getType(fieldRecord);
if (StringUtils.isNotEmpty(ObjectUtils.toString(fieldRecord.getValue()))) {
if (type.equals(TypeDto.ONE_TO_MANY_RELATIONSHIP)
|| type.equals(TypeDto.MANY_TO_MANY_RELATIONSHIP)) {
Class<?> genericType =
(Class<?>) ((ParameterizedType) field.getGenericType()).getActualTypeArguments()[0];
serviceForRelatedClass =
DataServiceHelper.getDataService(bundleContext, genericType.getName());
} else if (type.equals(TypeDto.MANY_TO_ONE_RELATIONSHIP)
|| type.equals(TypeDto.ONE_TO_ONE_RELATIONSHIP)) {
serviceForRelatedClass =
DataServiceHelper.getDataService(bundleContext, parameterType.getName());
}
value = buildRelatedInstances(serviceForRelatedClass, parameterType, fieldRecord.getValue());
}
Method method = MethodUtils.getAccessibleMethod(instance.getClass(), methodName, parameterType);
invokeMethod(method, instance, value, methodName, fieldName);
}
@Override
public FieldRecord getInstanceValueAsRelatedField(Long entityId, Long fieldId, Long instanceId) {
validateCredentialsForReading(getEntity(entityId));
try {
FieldRecord fieldRecord;
FieldDto field = entityService.getEntityFieldById(entityId, fieldId);
MotechDataService service =
DataServiceHelper.getDataService(
bundleContext, field.getMetadata(RELATED_CLASS).getValue());
Object instance = service.findById(instanceId);
if (instance == null) {
throw new ObjectNotFoundException(service.getClassType().getName(), instanceId);
}
fieldRecord = new FieldRecord(field);
fieldRecord.setValue(
parseValueForDisplay(instance, field.getMetadata(Constants.MetadataKeys.RELATED_FIELD)));
fieldRecord.setDisplayValue(instance.toString());
return fieldRecord;
} catch (IllegalAccessException | NoSuchMethodException | InvocationTargetException e) {
throw new ObjectReadException(entityId, e);
}
}
private MotechDataService getServiceForEntity(EntityDto entity) {
String className = entity.getClassName();
return DataServiceHelper.getDataService(bundleContext, className);
}