BookDetailDataSource.java

/*
 Copyright 2015 shizhefei（LuckyJayce）

 Licensed 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.shizhefei.test.models.datasource;

import com.shizhefei.mvc.IDataSource;
import com.shizhefei.test.models.enties.Book;
import com.shizhefei.utils.HttpUtils;

public class BookDetailDataSource implements IDataSource<Book> {

	@Override
	public Book refresh() throws Exception {
		// 这里用百度首页模拟网络请求，如果网路出错的话，直接抛异常不会执行后面的获取books的语句
		HttpUtils.executeGet("https://www.baidu.com");
		Thread.sleep(300);
		String name = "设计模式之禅";
		double price = 12.00;
		String author = "秦小波";
		String description = "如果说“四人帮”的《设计模式》是设计模式领域的“圣经”，那么之后出版的各种关于设计模式的书都可称之为“圣经”的“注释版”或“圣经的故事”。《设计模式之禅》是得道者对“圣经”的“禅悟”，它既不像“圣经”那样因为惜字如金、字字珠玑而深奥、晦涩和难懂，又比“圣经”的“注释版”更深刻和全面、更通俗和生动、更接近开发者遇到的实践场景，更具指导性";
		String content = "第一部分　大旗不挥，谁敢冲锋 ——6大设计原则\n全新解读\n第1章　单一职责原则\n第2章　里氏替换原则\n第3章　依赖倒置原则\n第4章　接口隔离原则\n第5章　迪米特法则\n第6章　开闭原则";
		return new Book(name, price, author, description, content);
	}

	@Override
	public Book loadMore() throws Exception {
		return null;
	}

	@Override
	public boolean hasMore() {
		return false;
	}

}