| /* |
| * 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 |
| * |
| * http://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. |
| */ |
| |
| package com.epam.dlab.billing.azure; |
| |
| import com.epam.dlab.exceptions.DlabException; |
| import org.bson.Document; |
| |
| import java.lang.reflect.Field; |
| |
| public abstract class MongoDocument<T> { |
| |
| protected Document to() { |
| Field[] fields = this.getClass().getDeclaredFields(); |
| Document document = new Document(); |
| |
| try { |
| for (Field field : fields) { |
| field.setAccessible(true); |
| if (field.getType().isEnum()) { |
| document.append(field.getName(), field.get(this).toString()); |
| } else { |
| document.append(field.getName(), field.get(this)); |
| } |
| } |
| |
| return document; |
| |
| } catch (IllegalArgumentException | IllegalAccessException e) { |
| throw new DlabException("", e); |
| } |
| } |
| |
| @SuppressWarnings("unchecked") |
| private T from(Document document) { |
| |
| Field[] fields = this.getClass().getDeclaredFields(); |
| |
| try { |
| for (Field field : fields) { |
| field.setAccessible(true); |
| |
| if (field.getType().isEnum()) { |
| field.set(this, Enum.valueOf((Class<Enum>) field.getType(), (String) document.get(field.getName()))); |
| } else { |
| field.set(this, document.get(field.getName())); |
| } |
| } |
| return (T) this; |
| } catch (IllegalArgumentException | IllegalAccessException e) { |
| throw new DlabException("", e); |
| } |
| } |
| } |