从0开始 独立完成企业级Java电商网站开发(服务端)笔记-项目初始化及IDEA开发工具配置

初始化数据库,安装idea、配置jdk、tomcat、maven并通过archetype创建web项目,讲解maven的pom文件配置,使用git对初始化代码提交。使用mybatis-generator、mybatis-plugin、mybatis-pagehelper,并生成我们项目所需的dao层代码文件。对spring官方demo进行指引。

1数据库初始化

1.1 数据库及工具:mysql + navicat for mysql

Tips:新建一个数据库,在执行下述的sql语句创建相关数据表。

1.2 数据表设置


SET NAMES utf8;
SET FOREIGN_KEY_CHECKS = 0;

-- ----------------------------
--  Table structure for `mmall_cart`
-- ----------------------------
DROP TABLE IF EXISTS `mmall_cart`;
CREATE TABLE `mmall_cart` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `user_id` int(11) NOT NULL,
  `product_id` int(11) DEFAULT NULL COMMENT '商品id',
  `quantity` int(11) DEFAULT NULL COMMENT '数量',
  `checked` int(11) DEFAULT NULL COMMENT '是否选择,1=已勾选,0=未勾选',
  `create_time` datetime DEFAULT NULL COMMENT '创建时间',
  `update_time` datetime DEFAULT NULL COMMENT '更新时间',
  PRIMARY KEY (`id`),
  KEY `user_id_index` (`user_id`) USING BTREE
) ENGINE=InnoDB AUTO_INCREMENT=146 DEFAULT CHARSET=utf8;

-- ----------------------------
--  Records of `mmall_cart`
-- ----------------------------
BEGIN;
INSERT INTO `mmall_cart` VALUES ('126', '21', '26', '1', '1', '2017-04-13 21:27:06', '2017-04-13 21:27:06');
COMMIT;

-- ----------------------------
--  Table structure for `mmall_category`
-- ----------------------------
DROP TABLE IF EXISTS `mmall_category`;
CREATE TABLE `mmall_category` (
  `id` int(11) NOT NULL AUTO_INCREMENT COMMENT '类别Id',
  `parent_id` int(11) DEFAULT NULL COMMENT '父类别id当id=0时说明是根节点,一级类别',
  `name` varchar(50) DEFAULT NULL COMMENT '类别名称',
  `status` tinyint(1) DEFAULT '1' COMMENT '类别状态1-正常,2-已废弃',
  `sort_order` int(4) DEFAULT NULL COMMENT '排序编号,同类展示顺序,数值相等则自然排序',
  `create_time` datetime DEFAULT NULL COMMENT '创建时间',
  `update_time` datetime DEFAULT NULL COMMENT '更新时间',
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=100032 DEFAULT CHARSET=utf8;

-- ----------------------------
--  Records of `mmall_category`
-- ----------------------------
BEGIN;
INSERT INTO `mmall_category` VALUES ('100001', '0', '家用电器', '1', null, '2017-03-25 16:46:00', '2017-03-25 16:46:00'), ('100002', '0', '数码3C', '1', null, '2017-03-25 16:46:21', '2017-03-25 16:46:21'), ('100003', '0', '服装箱包', '1', null, '2017-03-25 16:49:53', '2017-03-25 16:49:53'), ('100004', '0', '食品生鲜', '1', null, '2017-03-25 16:50:19', '2017-03-25 16:50:19'), ('100005', '0', '酒水饮料', '1', null, '2017-03-25 16:50:29', '2017-03-25 16:50:29'), ('100006', '100001', '冰箱', '1', null, '2017-03-25 16:52:15', '2017-03-25 16:52:15'), ('100007', '100001', '电视', '1', null, '2017-03-25 16:52:26', '2017-03-25 16:52:26'), ('100008', '100001', '洗衣机', '1', null, '2017-03-25 16:52:39', '2017-03-25 16:52:39'), ('100009', '100001', '空调', '1', null, '2017-03-25 16:52:45', '2017-03-25 16:52:45'), ('100010', '100001', '电热水器', '1', null, '2017-03-25 16:52:54', '2017-03-25 16:52:54'), ('100011', '100002', '电脑', '1', null, '2017-03-25 16:53:18', '2017-03-25 16:53:18'), ('100012', '100002', '手机', '1', null, '2017-03-25 16:53:27', '2017-03-25 16:53:27'), ('100013', '100002', '平板电脑', '1', null, '2017-03-25 16:53:35', '2017-03-25 16:53:35'), ('100014', '100002', '数码相机', '1', null, '2017-03-25 16:53:56', '2017-03-25 16:53:56'), ('100015', '100002', '3C配件', '1', null, '2017-03-25 16:54:07', '2017-03-25 16:54:07'), ('100016', '100003', '女装', '1', null, '2017-03-25 16:54:44', '2017-03-25 16:54:44'), ('100017', '100003', '帽子', '1', null, '2017-03-25 16:54:51', '2017-03-25 16:54:51'), ('100018', '100003', '旅行箱', '1', null, '2017-03-25 16:55:02', '2017-03-25 16:55:02'), ('100019', '100003', '手提包', '1', null, '2017-03-25 16:55:09', '2017-03-25 16:55:09'), ('100020', '100003', '保暖内衣', '1', null, '2017-03-25 16:55:18', '2017-03-25 16:55:18'), ('100021', '100004', '零食', '1', null, '2017-03-25 16:55:30', '2017-03-25 16:55:30'), ('100022', '100004', '生鲜', '1', null, '2017-03-25 16:55:37', '2017-03-25 16:55:37'), ('100023', '100004', '半成品菜', '1', null, '2017-03-25 16:55:47', '2017-03-25 16:55:47'), ('100024', '100004', '速冻食品', '1', null, '2017-03-25 16:55:56', '2017-03-25 16:55:56'), ('100025', '100004', '进口食品', '1', null, '2017-03-25 16:56:06', '2017-03-25 16:56:06'), ('100026', '100005', '白酒', '1', null, '2017-03-25 16:56:22', '2017-03-25 16:56:22'), ('100027', '100005', '红酒', '1', null, '2017-03-25 16:56:30', '2017-03-25 16:56:30'), ('100028', '100005', '饮料', '1', null, '2017-03-25 16:56:37', '2017-03-25 16:56:37'), ('100029', '100005', '调制鸡尾酒', '1', null, '2017-03-25 16:56:45', '2017-03-25 16:56:45'), ('100030', '100005', '进口洋酒', '1', null, '2017-03-25 16:57:05', '2017-03-25 16:57:05');
COMMIT;

-- ----------------------------
--  Table structure for `mmall_order`
-- ----------------------------
DROP TABLE IF EXISTS `mmall_order`;
CREATE TABLE `mmall_order` (
  `id` int(11) NOT NULL AUTO_INCREMENT COMMENT '订单id',
  `order_no` bigint(20) DEFAULT NULL COMMENT '订单号',
  `user_id` int(11) DEFAULT NULL COMMENT '用户id',
  `shipping_id` int(11) DEFAULT NULL,
  `payment` decimal(20,2) DEFAULT NULL COMMENT '实际付款金额,单位是元,保留两位小数',
  `payment_type` int(4) DEFAULT NULL COMMENT '支付类型,1-在线支付',
  `postage` int(10) DEFAULT NULL COMMENT '运费,单位是元',
  `status` int(10) DEFAULT NULL COMMENT '订单状态:0-已取消-10-未付款,20-已付款,40-已发货,50-交易成功,60-交易关闭',
  `payment_time` datetime DEFAULT NULL COMMENT '支付时间',
  `send_time` datetime DEFAULT NULL COMMENT '发货时间',
  `end_time` datetime DEFAULT NULL COMMENT '交易完成时间',
  `close_time` datetime DEFAULT NULL COMMENT '交易关闭时间',
  `create_time` datetime DEFAULT NULL COMMENT '创建时间',
  `update_time` datetime DEFAULT NULL COMMENT '更新时间',
  PRIMARY KEY (`id`),
  UNIQUE KEY `order_no_index` (`order_no`) USING BTREE
) ENGINE=InnoDB AUTO_INCREMENT=118 DEFAULT CHARSET=utf8;

-- ----------------------------
--  Records of `mmall_order`
-- ----------------------------
BEGIN;
INSERT INTO `mmall_order` VALUES ('103', '1491753014256', '1', '25', '13998.00', '1', '0', '10', null, null, null, null, '2017-04-09 23:50:14', '2017-04-09 23:50:14'), ('104', '1491830695216', '1', '26', '13998.00', '1', '0', '10', null, null, null, null, '2017-04-10 21:24:55', '2017-04-10 21:24:55'), ('105', '1492089528889', '1', '29', '3299.00', '1', '0', '10', null, null, null, null, '2017-04-13 21:18:48', '2017-04-13 21:18:48'), ('106', '1492090946105', '1', '29', '27894.00', '1', '0', '20', '2017-04-13 21:42:40', null, null, null, '2017-04-13 21:42:26', '2017-04-13 21:42:41'), ('107', '1492091003128', '1', '29', '8597.00', '1', '0', '20', '2017-04-13 21:43:38', null, null, null, '2017-04-13 21:43:23', '2017-04-13 21:43:38'), ('108', '1492091051313', '1', '29', '1999.00', '1', '0', '10', null, null, null, null, '2017-04-13 21:44:11', '2017-04-13 21:44:11'), ('109', '1492091061513', '1', '29', '6598.00', '1', '0', '10', null, null, null, null, '2017-04-13 21:44:21', '2017-04-13 21:44:21'), ('110', '1492091069563', '1', '29', '3299.00', '1', '0', '10', null, null, null, null, '2017-04-13 21:44:29', '2017-04-13 21:44:29'), ('111', '1492091076073', '1', '29', '4299.00', '1', '0', '10', null, null, null, null, '2017-04-13 21:44:36', '2017-04-13 21:44:36'), ('112', '1492091083720', '1', '29', '3299.00', '1', '0', '10', null, null, null, null, '2017-04-13 21:44:43', '2017-04-13 21:44:43'), ('113', '1492091089794', '1', '29', '6999.00', '1', '0', '10', null, null, null, null, '2017-04-13 21:44:49', '2017-04-13 21:44:49'), ('114', '1492091096400', '1', '29', '6598.00', '1', '0', '10', null, null, null, null, '2017-04-13 21:44:56', '2017-04-13 21:44:56'), ('115', '1492091102371', '1', '29', '3299.00', '1', '0', '10', null, null, null, null, '2017-04-13 21:45:02', '2017-04-13 21:45:02'), ('116', '1492091110004', '1', '29', '8598.00', '1', '0', '40', '2017-04-13 21:55:16', '2017-04-13 21:55:31', null, null, '2017-04-13 21:45:09', '2017-04-13 21:55:31'), ('117', '1492091141269', '1', '29', '22894.00', '1', '0', '20', '2017-04-13 21:46:06', null, null, null, '2017-04-13 21:45:41', '2017-04-13 21:46:07');
COMMIT;

-- ----------------------------
--  Table structure for `mmall_order_item`
-- ----------------------------
DROP TABLE IF EXISTS `mmall_order_item`;
CREATE TABLE `mmall_order_item` (
  `id` int(11) NOT NULL AUTO_INCREMENT COMMENT '订单子表id',
  `user_id` int(11) DEFAULT NULL,
  `order_no` bigint(20) DEFAULT NULL,
  `product_id` int(11) DEFAULT NULL COMMENT '商品id',
  `product_name` varchar(100) DEFAULT NULL COMMENT '商品名称',
  `product_image` varchar(500) DEFAULT NULL COMMENT '商品图片地址',
  `current_unit_price` decimal(20,2) DEFAULT NULL COMMENT '生成订单时的商品单价,单位是元,保留两位小数',
  `quantity` int(10) DEFAULT NULL COMMENT '商品数量',
  `total_price` decimal(20,2) DEFAULT NULL COMMENT '商品总价,单位是元,保留两位小数',
  `create_time` datetime DEFAULT NULL,
  `update_time` datetime DEFAULT NULL,
  PRIMARY KEY (`id`),
  KEY `order_no_index` (`order_no`) USING BTREE,
  KEY `order_no_user_id_index` (`user_id`,`order_no`) USING BTREE
) ENGINE=InnoDB AUTO_INCREMENT=135 DEFAULT CHARSET=utf8;

-- ----------------------------
--  Records of `mmall_order_item`
-- ----------------------------
BEGIN;
INSERT INTO `mmall_order_item` VALUES ('113', '1', '1491753014256', '26', 'Apple iPhone 7 Plus (A1661) 128G 玫瑰金色 移动联通电信4G手机', '241997c4-9e62-4824-b7f0-7425c3c28917.jpeg', '6999.00', '2', '13998.00', '2017-04-09 23:50:14', '2017-04-09 23:50:14'), ('114', '1', '1491830695216', '26', 'Apple iPhone 7 Plus (A1661) 128G 玫瑰金色 移动联通电信4G手机', '241997c4-9e62-4824-b7f0-7425c3c28917.jpeg', '6999.00', '2', '13998.00', '2017-04-10 21:24:55', '2017-04-10 21:24:55'), ('115', '1', '1492089528889', '27', 'Midea/美的 BCD-535WKZM(E)冰箱双开门对开门风冷无霜智能电家用', 'ac3e571d-13ce-4fad-89e8-c92c2eccf536.jpeg', '3299.00', '1', '3299.00', '2017-04-13 21:18:48', '2017-04-13 21:18:48'), ('116', '1', '1492090946105', '29', 'Haier/海尔HJ100-1HU1 10公斤滚筒洗衣机全自动带烘干家用大容量 洗烘一体', '173335a4-5dce-4afd-9f18-a10623724c4e.jpeg', '4299.00', '2', '8598.00', '2017-04-13 21:42:26', '2017-04-13 21:42:26'), ('117', '1', '1492090946105', '28', '4+64G送手环/Huawei/华为 nova 手机P9/P10plus青春', '0093f5d3-bdb4-4fb0-bec5-5465dfd26363.jpeg', '1999.00', '1', '1999.00', '2017-04-13 21:42:26', '2017-04-13 21:42:26'), ('118', '1', '1492090946105', '27', 'Midea/美的 BCD-535WKZM(E)冰箱双开门对开门风冷无霜智能电家用', 'ac3e571d-13ce-4fad-89e8-c92c2eccf536.jpeg', '3299.00', '1', '3299.00', '2017-04-13 21:42:26', '2017-04-13 21:42:26'), ('119', '1', '1492090946105', '26', 'Apple iPhone 7 Plus (A1661) 128G 玫瑰金色 移动联通电信4G手机', '241997c4-9e62-4824-b7f0-7425c3c28917.jpeg', '6999.00', '2', '13998.00', '2017-04-13 21:42:26', '2017-04-13 21:42:26'), ('120', '1', '1492091003128', '27', 'Midea/美的 BCD-535WKZM(E)冰箱双开门对开门风冷无霜智能电家用', 'ac3e571d-13ce-4fad-89e8-c92c2eccf536.jpeg', '3299.00', '2', '6598.00', '2017-04-13 21:43:23', '2017-04-13 21:43:23'), ('121', '1', '1492091003128', '28', '4+64G送手环/Huawei/华为 nova 手机P9/P10plus青春', '0093f5d3-bdb4-4fb0-bec5-5465dfd26363.jpeg', '1999.00', '1', '1999.00', '2017-04-13 21:43:23', '2017-04-13 21:43:23'), ('122', '1', '1492091051313', '28', '4+64G送手环/Huawei/华为 nova 手机P9/P10plus青春', '0093f5d3-bdb4-4fb0-bec5-5465dfd26363.jpeg', '1999.00', '1', '1999.00', '2017-04-13 21:44:11', '2017-04-13 21:44:11'), ('123', '1', '1492091061513', '27', 'Midea/美的 BCD-535WKZM(E)冰箱双开门对开门风冷无霜智能电家用', 'ac3e571d-13ce-4fad-89e8-c92c2eccf536.jpeg', '3299.00', '2', '6598.00', '2017-04-13 21:44:21', '2017-04-13 21:44:21'), ('124', '1', '1492091069563', '27', 'Midea/美的 BCD-535WKZM(E)冰箱双开门对开门风冷无霜智能电家用', 'ac3e571d-13ce-4fad-89e8-c92c2eccf536.jpeg', '3299.00', '1', '3299.00', '2017-04-13 21:44:29', '2017-04-13 21:44:29'), ('125', '1', '1492091076073', '29', 'Haier/海尔HJ100-1HU1 10公斤滚筒洗衣机全自动带烘干家用大容量 洗烘一体', '173335a4-5dce-4afd-9f18-a10623724c4e.jpeg', '4299.00', '1', '4299.00', '2017-04-13 21:44:36', '2017-04-13 21:44:36'), ('126', '1', '1492091083720', '27', 'Midea/美的 BCD-535WKZM(E)冰箱双开门对开门风冷无霜智能电家用', 'ac3e571d-13ce-4fad-89e8-c92c2eccf536.jpeg', '3299.00', '1', '3299.00', '2017-04-13 21:44:43', '2017-04-13 21:44:43'), ('127', '1', '1492091089794', '26', 'Apple iPhone 7 Plus (A1661) 128G 玫瑰金色 移动联通电信4G手机', '241997c4-9e62-4824-b7f0-7425c3c28917.jpeg', '6999.00', '1', '6999.00', '2017-04-13 21:44:49', '2017-04-13 21:44:49'), ('128', '1', '1492091096400', '27', 'Midea/美的 BCD-535WKZM(E)冰箱双开门对开门风冷无霜智能电家用', 'ac3e571d-13ce-4fad-89e8-c92c2eccf536.jpeg', '3299.00', '2', '6598.00', '2017-04-13 21:44:56', '2017-04-13 21:44:56'), ('129', '1', '1492091102371', '27', 'Midea/美的 BCD-535WKZM(E)冰箱双开门对开门风冷无霜智能电家用', 'ac3e571d-13ce-4fad-89e8-c92c2eccf536.jpeg', '3299.00', '1', '3299.00', '2017-04-13 21:45:02', '2017-04-13 21:45:02'), ('130', '1', '1492091110004', '29', 'Haier/海尔HJ100-1HU1 10公斤滚筒洗衣机全自动带烘干家用大容量 洗烘一体', '173335a4-5dce-4afd-9f18-a10623724c4e.jpeg', '4299.00', '2', '8598.00', '2017-04-13 21:45:09', '2017-04-13 21:45:09'), ('131', '1', '1492091141269', '26', 'Apple iPhone 7 Plus (A1661) 128G 玫瑰金色 移动联通电信4G手机', '241997c4-9e62-4824-b7f0-7425c3c28917.jpeg', '6999.00', '1', '6999.00', '2017-04-13 21:45:41', '2017-04-13 21:45:41'), ('132', '1', '1492091141269', '27', 'Midea/美的 BCD-535WKZM(E)冰箱双开门对开门风冷无霜智能电家用', 'ac3e571d-13ce-4fad-89e8-c92c2eccf536.jpeg', '3299.00', '1', '3299.00', '2017-04-13 21:45:41', '2017-04-13 21:45:41'), ('133', '1', '1492091141269', '29', 'Haier/海尔HJ100-1HU1 10公斤滚筒洗衣机全自动带烘干家用大容量 洗烘一体', '173335a4-5dce-4afd-9f18-a10623724c4e.jpeg', '4299.00', '2', '8598.00', '2017-04-13 21:45:41', '2017-04-13 21:45:41'), ('134', '1', '1492091141269', '28', '4+64G送手环/Huawei/华为 nova 手机P9/P10plus青春', '0093f5d3-bdb4-4fb0-bec5-5465dfd26363.jpeg', '1999.00', '2', '3998.00', '2017-04-13 21:45:41', '2017-04-13 21:45:41');
COMMIT;

-- ----------------------------
--  Table structure for `mmall_pay_info`
-- ----------------------------
DROP TABLE IF EXISTS `mmall_pay_info`;
CREATE TABLE `mmall_pay_info` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `user_id` int(11) DEFAULT NULL COMMENT '用户id',
  `order_no` bigint(20) DEFAULT NULL COMMENT '订单号',
  `pay_platform` int(10) DEFAULT NULL COMMENT '支付平台:1-支付宝,2-微信',
  `platform_number` varchar(200) DEFAULT NULL COMMENT '支付宝支付流水号',
  `platform_status` varchar(20) DEFAULT NULL COMMENT '支付宝支付状态',
  `create_time` datetime DEFAULT NULL COMMENT '创建时间',
  `update_time` datetime DEFAULT NULL COMMENT '更新时间',
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=61 DEFAULT CHARSET=utf8;

-- ----------------------------
--  Records of `mmall_pay_info`
-- ----------------------------
BEGIN;
INSERT INTO `mmall_pay_info` VALUES ('53', '1', '1492090946105', '1', '2017041321001004300200116250', 'WAIT_BUYER_PAY', '2017-04-13 21:42:33', '2017-04-13 21:42:33'), ('54', '1', '1492090946105', '1', '2017041321001004300200116250', 'TRADE_SUCCESS', '2017-04-13 21:42:41', '2017-04-13 21:42:41'), ('55', '1', '1492091003128', '1', '2017041321001004300200116251', 'WAIT_BUYER_PAY', '2017-04-13 21:43:31', '2017-04-13 21:43:31'), ('56', '1', '1492091003128', '1', '2017041321001004300200116251', 'TRADE_SUCCESS', '2017-04-13 21:43:38', '2017-04-13 21:43:38'), ('57', '1', '1492091141269', '1', '2017041321001004300200116252', 'WAIT_BUYER_PAY', '2017-04-13 21:45:59', '2017-04-13 21:45:59'), ('58', '1', '1492091141269', '1', '2017041321001004300200116252', 'TRADE_SUCCESS', '2017-04-13 21:46:07', '2017-04-13 21:46:07'), ('59', '1', '1492091110004', '1', '2017041321001004300200116396', 'WAIT_BUYER_PAY', '2017-04-13 21:55:08', '2017-04-13 21:55:08'), ('60', '1', '1492091110004', '1', '2017041321001004300200116396', 'TRADE_SUCCESS', '2017-04-13 21:55:17', '2017-04-13 21:55:17');
COMMIT;

-- ----------------------------
--  Table structure for `mmall_product`
-- ----------------------------
DROP TABLE IF EXISTS `mmall_product`;
CREATE TABLE `mmall_product` (
  `id` int(11) NOT NULL AUTO_INCREMENT COMMENT '商品id',
  `category_id` int(11) NOT NULL COMMENT '分类id,对应mmall_category表的主键',
  `name` varchar(100) NOT NULL COMMENT '商品名称',
  `subtitle` varchar(200) DEFAULT NULL COMMENT '商品副标题',
  `main_image` varchar(500) DEFAULT NULL COMMENT '产品主图,url相对地址',
  `sub_images` text COMMENT '图片地址,json格式,扩展用',
  `detail` text COMMENT '商品详情',
  `price` decimal(20,2) NOT NULL COMMENT '价格,单位-元保留两位小数',
  `stock` int(11) NOT NULL COMMENT '库存数量',
  `status` int(6) DEFAULT '1' COMMENT '商品状态.1-在售 2-下架 3-删除',
  `create_time` datetime DEFAULT NULL COMMENT '创建时间',
  `update_time` datetime DEFAULT NULL COMMENT '更新时间',
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=30 DEFAULT CHARSET=utf8;

-- ----------------------------
--  Records of `mmall_product`
-- ----------------------------
BEGIN;
INSERT INTO `mmall_product` VALUES ('26', '100002', 'Apple iPhone 7 Plus (A1661) 128G 玫瑰金色 移动联通电信4G手机', 'iPhone 7,现更以红色呈现。', '241997c4-9e62-4824-b7f0-7425c3c28917.jpeg', '241997c4-9e62-4824-b7f0-7425c3c28917.jpeg,b6c56eb0-1748-49a9-98dc-bcc4b9788a54.jpeg,92f17532-1527-4563-aa1d-ed01baa0f7b2.jpeg,3adbe4f7-e374-4533-aa79-cc4a98c529bf.jpeg', '<p><img alt=\"10000.jpg\" src=\"http://img.happymmall.com/00bce8d4-e9af-4c8d-b205-e6c75c7e252b.jpg\" width=\"790\" height=\"553\"><br></p><p><img alt=\"20000.jpg\" src=\"http://img.happymmall.com/4a70b4b4-01ee-46af-9468-31e67d0995b8.jpg\" width=\"790\" height=\"525\"><br></p><p><img alt=\"30000.jpg\" src=\"http://img.happymmall.com/0570e033-12d7-49b2-88f3-7a5d84157223.jpg\" width=\"790\" height=\"365\"><br></p><p><img alt=\"40000.jpg\" src=\"http://img.happymmall.com/50515c02-3255-44b9-a829-9e141a28c08a.jpg\" width=\"790\" height=\"525\"><br></p><p><img alt=\"50000.jpg\" src=\"http://img.happymmall.com/c138fc56-5843-4287-a029-91cf3732d034.jpg\" width=\"790\" height=\"525\"><br></p><p><img alt=\"60000.jpg\" src=\"http://img.happymmall.com/c92d1f8a-9827-453f-9d37-b10a3287e894.jpg\" width=\"790\" height=\"525\"><br></p><p><br></p><p><img alt=\"TB24p51hgFkpuFjSspnXXb4qFXa-1776456424.jpg\" src=\"http://img.happymmall.com/bb1511fc-3483-471f-80e5-c7c81fa5e1dd.jpg\" width=\"790\" height=\"375\"><br></p><p><br></p><p><img alt=\"shouhou.jpg\" src=\"http://img.happymmall.com/698e6fbe-97ea-478b-8170-008ad24030f7.jpg\" width=\"750\" height=\"150\"><br></p><p><img alt=\"999.jpg\" src=\"http://img.happymmall.com/ee276fe6-5d79-45aa-8393-ba1d210f9c89.jpg\" width=\"790\" height=\"351\"><br></p>', '6999.00', '9991', '1', null, '2017-04-13 21:45:41'), ('27', '100006', 'Midea/美的 BCD-535WKZM(E)冰箱双开门对开门风冷无霜智能电家用', '送品牌烤箱,五一大促', 'ac3e571d-13ce-4fad-89e8-c92c2eccf536.jpeg', 'ac3e571d-13ce-4fad-89e8-c92c2eccf536.jpeg,4bb02f1c-62d5-48cc-b358-97b05af5740d.jpeg,36bdb49c-72ae-4185-9297-78829b54b566.jpeg', '<p><img alt=\"miaoshu.jpg\" src=\"http://img.happymmall.com/9c5c74e6-6615-4aa0-b1fc-c17a1eff6027.jpg\" width=\"790\" height=\"444\"><br></p><p><img alt=\"miaoshu2.jpg\" src=\"http://img.happymmall.com/31dc1a94-f354-48b8-a170-1a1a6de8751b.jpg\" width=\"790\" height=\"1441\"><img alt=\"miaoshu3.jpg\" src=\"http://img.happymmall.com/7862594b-3063-4b52-b7d4-cea980c604e0.jpg\" width=\"790\" height=\"1442\"><img alt=\"miaoshu4.jpg\" src=\"http://img.happymmall.com/9a650563-dc85-44d6-b174-d6960cfb1d6a.jpg\" width=\"790\" height=\"1441\"><br></p>', '3299.00', '8876', '1', '2017-04-13 18:51:54', '2017-04-13 21:45:41'), ('28', '100012', '4+64G送手环/Huawei/华为 nova 手机P9/P10plus青春', 'NOVA青春版1999元', '0093f5d3-bdb4-4fb0-bec5-5465dfd26363.jpeg', '0093f5d3-bdb4-4fb0-bec5-5465dfd26363.jpeg,13da2172-4445-4eb5-a13f-c5d4ede8458c.jpeg,58d5d4b7-58d4-4948-81b6-2bae4f79bf02.jpeg', '<p><img alt=\"11TB2fKK3cl0kpuFjSsziXXa.oVXa_!!1777180618.jpg\" src=\"http://img.happymmall.com/5c2d1c6d-9e09-48ce-bbdb-e833b42ff664.jpg\" width=\"790\" height=\"966\"><img alt=\"22TB2YP3AkEhnpuFjSZFpXXcpuXXa_!!1777180618.jpg\" src=\"http://img.happymmall.com/9a10b877-818f-4a27-b6f7-62887f3fb39d.jpg\" width=\"790\" height=\"1344\"><img alt=\"33TB2Yyshk.hnpuFjSZFpXXcpuXXa_!!1777180618.jpg\" src=\"http://img.happymmall.com/7d7fbd69-a3cb-4efe-8765-423bf8276e3e.jpg\" width=\"790\" height=\"700\"><img alt=\"TB2diyziB8kpuFjSspeXXc7IpXa_!!1777180618.jpg\" src=\"http://img.happymmall.com/1d7160d2-9dba-422f-b2a0-e92847ba6ce9.jpg\" width=\"790\" height=\"393\"><br></p>', '1999.00', '9994', '1', '2017-04-13 18:57:18', '2017-04-13 21:45:41'), ('29', '100008', 'Haier/海尔HJ100-1HU1 10公斤滚筒洗衣机全自动带烘干家用大容量 洗烘一体', '门店机型 德邦送货', '173335a4-5dce-4afd-9f18-a10623724c4e.jpeg', '173335a4-5dce-4afd-9f18-a10623724c4e.jpeg,42b1b8bc-27c7-4ee1-80ab-753d216a1d49.jpeg,2f1b3de1-1eb1-4c18-8ca2-518934931bec.jpeg', '<p><img alt=\"1TB2WLZrcIaK.eBjSspjXXXL.XXa_!!2114960396.jpg\" src=\"http://img.happymmall.com/ffcce953-81bd-463c-acd1-d690b263d6df.jpg\" width=\"790\" height=\"920\"><img alt=\"2TB2zhOFbZCO.eBjSZFzXXaRiVXa_!!2114960396.jpg\" src=\"http://img.happymmall.com/58a7bd25-c3e7-4248-9dba-158ef2a90e70.jpg\" width=\"790\" height=\"1052\"><img alt=\"3TB27mCtb7WM.eBjSZFhXXbdWpXa_!!2114960396.jpg\" src=\"http://img.happymmall.com/2edbe9b3-28be-4a8b-a9c3-82e40703f22f.jpg\" width=\"790\" height=\"820\"><br></p>', '4299.00', '9993', '1', '2017-04-13 19:07:47', '2017-04-13 21:45:41');
COMMIT;

-- ----------------------------
--  Table structure for `mmall_shipping`
-- ----------------------------
DROP TABLE IF EXISTS `mmall_shipping`;
CREATE TABLE `mmall_shipping` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `user_id` int(11) DEFAULT NULL COMMENT '用户id',
  `receiver_name` varchar(20) DEFAULT NULL COMMENT '收货姓名',
  `receiver_phone` varchar(20) DEFAULT NULL COMMENT '收货固定电话',
  `receiver_mobile` varchar(20) DEFAULT NULL COMMENT '收货移动电话',
  `receiver_province` varchar(20) DEFAULT NULL COMMENT '省份',
  `receiver_city` varchar(20) DEFAULT NULL COMMENT '城市',
  `receiver_district` varchar(20) DEFAULT NULL COMMENT '区/县',
  `receiver_address` varchar(200) DEFAULT NULL COMMENT '详细地址',
  `receiver_zip` varchar(6) DEFAULT NULL COMMENT '邮编',
  `create_time` datetime DEFAULT NULL,
  `update_time` datetime DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=33 DEFAULT CHARSET=utf8;

-- ----------------------------
--  Records of `mmall_shipping`
-- ----------------------------
BEGIN;
INSERT INTO `mmall_shipping` VALUES ('4', '13', 'geely', '010', '18688888888', '北京', '北京市', '海淀区', '中关村', '100000', '2017-01-22 14:26:25', '2017-01-22 14:26:25'), ('7', '17', 'Rosen', '13800138000', '13800138000', '北京', '北京', null, '中关村', '100000', '2017-03-29 12:11:01', '2017-03-29 12:11:01'), ('29', '1', '吉利', '13800138000', '13800138000', '北京', '北京', '海淀区', '海淀区中关村', '100000', '2017-04-09 18:33:32', '2017-04-09 18:33:32');
COMMIT;

-- ----------------------------
--  Table structure for `mmall_user`
-- ----------------------------
DROP TABLE IF EXISTS `mmall_user`;
CREATE TABLE `mmall_user` (
  `id` int(11) NOT NULL AUTO_INCREMENT COMMENT '用户表id',
  `username` varchar(50) NOT NULL COMMENT '用户名',
  `password` varchar(50) NOT NULL COMMENT '用户密码,MD5加密',
  `email` varchar(50) DEFAULT NULL,
  `phone` varchar(20) DEFAULT NULL,
  `question` varchar(100) DEFAULT NULL COMMENT '找回密码问题',
  `answer` varchar(100) DEFAULT NULL COMMENT '找回密码答案',
  `role` int(4) NOT NULL COMMENT '角色0-管理员,1-普通用户',
  `create_time` datetime NOT NULL COMMENT '创建时间',
  `update_time` datetime NOT NULL COMMENT '最后一次更新时间',
  PRIMARY KEY (`id`),
  UNIQUE KEY `user_name_unique` (`username`) USING BTREE
) ENGINE=InnoDB AUTO_INCREMENT=22 DEFAULT CHARSET=utf8;

-- ----------------------------
--  Records of `mmall_user`
-- ----------------------------
BEGIN;
INSERT INTO `mmall_user` VALUES ('1', 'admin', '427338237BD929443EC5D48E24FD2B1A', '[email protected]', '13800138000', '问题', '答案', '1', '2016-11-06 16:56:45', '2017-04-04 19:27:36'), ('13', 'geely', '08E9A6EA287E70E7E3F7C982BF7923AC', '[email protected]', '13800138000', '问题', '答案', '0', '2016-11-19 22:19:25', '2016-11-19 22:19:25'), ('17', 'rosen', '095AC193FE2212EEC7A93E8FEFF11902', '[email protected]', '13800138000', '问题', '答案', '0', '2017-03-17 10:51:33', '2017-04-09 23:13:26'), ('21', 'soonerbetter', 'DE6D76FE7C40D5A1A8F04213F2BEFBEE', '[email protected]', '13800138000', '105204', '105204', '0', '2017-04-13 21:26:22', '2017-04-13 21:26:22');
COMMIT;

SET FOREIGN_KEY_CHECKS = 1;

2编程工具IDEA(IDEA后面改成了2017版的,主要为了兼容Mybatis)

2.1简介:IDEA 全称 IntelliJ IDEA,是java编程语言开发的集成环境。IntelliJ在业界被公认为最好的java开发工具,尤其在智能代码助手、代码自动提示、重构、J2EE支持、各类版本工具(git、svn等)、JUnit、CVS整合、代码分析、 创新的GUI设计等方面的功能可以说是超常的。

2.2下载地址:https://www.jetbrains.com/idea/

直达地址:https://download.jetbrains.8686c.com/idea/ideaIU-2019.3.3.exe

Tips:建议下载企业收费版。Java电商网站开发(服务端)下载使用的是2015版( https://download.jetbrains.com/idea/ideaIU-15.0.6.exe ),原因是一些插件的兼容性,如Mybatis。

2.3安装:默认安装即可

3 IDEA配置jdk、tomcat、maven配置及初始化web空白项目

3.1 配置JDK: File-Project Structure-SDKs-配置本地安装的jdk目录-回到Project-Project SDK选择刚刚配置的SDK

3.2 配置Maven:File-Settings-搜索maven-Build Tools-Maven-Maven homes-后面目录浏览-选择Maven在本地安装目录(其他配置用默认即可,settings.xml/repository)

3.3 初始化项目,新建Maven项目:File-new Project-Maven

Tips:创建项目会需要Maven额外下载一些资源,需要一点时间,出现Build success说明下载成功,额外提醒一点就是,这里我修改maven镜像源改成了阿里的,所以下载变快了,未修改之前,下载速度是及其慢的,至少我看不到创建maven项目的成功性。修改maven镜像,可参考:https://blog.csdn.net/Knightletter/article/details/101112401?depth_1-utm_source=distribute.pc_relevant.none-task&utm_source=distribute.pc_relevant.none-task

3.4 Maven项目的一些配置

在src-main文件夹中新建java,并右键-mark directory as - Sources Root

为了单元测试,在src下新建test文件夹,并在test文件夹下新建java-mark directory as Test Sources Root

3.5 配置Tomcat运行项目

Run - Edit Configurations - + (ADD) + MORE + Tomcat Server + Local 选择tomcat本地所在的目录

打包部署成war包,还是在Tomcat配置的地方,选择Deployment-Add-artifacts

Tips:若没有artifacts,可参考:https://www.cnblogs.com/gbb123/p/6782227.html

然后点击Run+刚刚配置好的Tomcat 7,会启动浏览器,并进入localhost:8080的部署页面:

C:\Users\LUWEI\.IntelliJIdea2019.1\system\tomcat\Unnamed_mshop\work\Catalina\localhost\mshop_Web_exploded\org\apache\jsp

4.项目Git配置

4.1线上仓库设置:线上github/gitlab新建远程仓库,

4.2本地项目git初始化-可以直接通过IDEA的Terminal终端执行或进入本地项目文件中

a-使用Terminal命令:type nul > .gitignore 在本地项目中根目录创建.gitignore文件,这个文件是为了忽略一些不必要上传远程仓库的文件

b-git仓库初始化:git init

c-查看变动的文件:git status

d-添加要上传git的文件:git add .

. 是指上传所以的变动和新增文件,可以单独上传某个文件,git add test.txt ,这个就是单度传test.txt文件

e-再次git status 可以查看本次变更上传的git 文件

f-本次提交的声明信息:git commit -am '第一次提交的初始化的文件',执行这一步会把本次要提交的文件提交到git本地的仓库中(注意还未提交到远程git仓库,只是本地仓库记录)

g.项目和远程仓库连接:说了那么多,其实我们的项目依然还是本地git仓库,没有和我们一开始在gir远程建立的仓库连接,git remote add origin 远程仓库的ssh地址

git remote add origin [email protected]:smaluv/mshop.git

h.正式提交到远程仓库:git push -u origin master

Tips:可能会出现项目push远程仓库的出错,如下图,这是我们需要先将远程仓库的文件pull拉下来,所以我们要执行以下 git pull,拉下来后再次push到远程仓库,当然也可能还有错误提醒本地仓库没有远程仓库新,这时如果是初次提交我们可以强制提交到远程仓库--git push -u -f origin master.

Tips:所以这里告诉我们,我们本地和远程仓库建立好之后,要里面联动起来。

i:分支开发主干发布

i1-新建分支:git checkout -b V1.0 origin/master (意思是在origin/master上建立V1.0分支)

i2-分支推送到远程:git push origin HEAD -u

i3-查看分支:git branch -r

5.配置maven的pom架包文件(maven要引入的架包文件是通过项目的pom.xml文件导入的)

依赖的架包:

<properties>

    <org.springframework.version>4.0.0.RELEASE</org.springframework.version>
  <org.mybatis.version>3.4.1</org.mybatis.version>
  <org.mybatis.spring.version>1.3.0</org.mybatis.spring.version>

</properties>
----------
<dependency>
  <groupId>org.apache.tomcat</groupId>
  <artifactId>tomcat-servlet-api</artifactId>
  <version>7.0.64</version>
</dependency>

<dependency>
  <groupId>org.springframework</groupId>
  <artifactId>spring-webmvc</artifactId>
  <version>${org.springframework.version}</version>
</dependency>

<dependency>
  <groupId>org.springframework</groupId>
  <artifactId>spring-oxm</artifactId>
  <version>${org.springframework.version}</version>
</dependency>

<dependency>
  <groupId>org.springframework</groupId>
  <artifactId>spring-jdbc</artifactId>
  <version>${org.springframework.version}</version>
</dependency>

<dependency>
  <groupId>org.springframework</groupId>
  <artifactId>spring-tx</artifactId>
  <version>${org.springframework.version}</version>
</dependency>

<dependency>
  <groupId>org.springframework</groupId>
  <artifactId>spring-test</artifactId>
  <version>${org.springframework.version}</version>
</dependency>


<dependency>
  <groupId>org.aspectj</groupId>
  <artifactId>aspectjweaver</artifactId>
  <version>1.7.3</version>
</dependency>

<dependency>
  <groupId>org.mybatis</groupId>
  <artifactId>mybatis-spring</artifactId>
  <version>${org.mybatis.spring.version}</version>
</dependency>
<dependency>
  <groupId>org.mybatis</groupId>
  <artifactId>mybatis</artifactId>
  <version>${org.mybatis.version}</version>
</dependency>

<dependency>
  <groupId>org.aspectj</groupId>
  <artifactId>aspectjrt</artifactId>
  <version>1.6.11</version>
</dependency>

<dependency>
  <groupId>org.codehaus.jackson</groupId>
  <artifactId>jackson-mapper-asl</artifactId>
  <version>1.9.12</version>
</dependency>

<dependency>
  <groupId>commons-dbcp</groupId>
  <artifactId>commons-dbcp</artifactId>
  <version>1.4</version>
  <!--<scope>runtime</scope>-->
</dependency>


<dependency>
  <groupId>ch.qos.logback</groupId>
  <artifactId>logback-classic</artifactId>
  <version>1.1.2</version>
  <scope>compile</scope>
</dependency>
<dependency>
  <groupId>ch.qos.logback</groupId>
  <artifactId>logback-core</artifactId>
  <version>1.1.2</version>
  <scope>compile</scope>
</dependency>

<dependency>
  <groupId>mysql</groupId>
  <artifactId>mysql-connector-java</artifactId>
  <version>5.1.6</version>
</dependency>

<dependency>
  <groupId>com.google.guava</groupId>
  <artifactId>guava</artifactId>
  <version>20.0</version>
</dependency>


<dependency>
  <groupId>org.apache.commons</groupId>
  <artifactId>commons-lang3</artifactId>
  <version>3.5</version>
</dependency>


<dependency>
  <groupId>commons-collections</groupId>
  <artifactId>commons-collections</artifactId>
  <version>3.2.1</version>
</dependency>


<dependency>
  <groupId>junit</groupId>
  <artifactId>junit</artifactId>
  <version>4.12</version>
  <!--<scope>test</scope>-->
</dependency>

<dependency>
  <groupId>joda-time</groupId>
  <artifactId>joda-time</artifactId>
  <version>2.3</version>
</dependency>


<!-- id加密解密 -->
<dependency>
  <groupId>org.hashids</groupId>
  <artifactId>hashids</artifactId>
  <version>1.0.1</version>
</dependency>


<!-- ftpclient -->
<dependency>
  <groupId>commons-net</groupId>
  <artifactId>commons-net</artifactId>
  <version>3.1</version>
</dependency>

<!-- file upload -->

<!-- https://mvnrepository.com/artifact/commons-fileupload/commons-fileupload -->
<dependency>
  <groupId>commons-fileupload</groupId>
  <artifactId>commons-fileupload</artifactId>
  <version>1.2.2</version>
</dependency>

<dependency>
  <groupId>commons-io</groupId>
  <artifactId>commons-io</artifactId>
  <version>2.0.1</version>
</dependency>




<!-- mybatis pager -->

<dependency>
  <groupId>com.github.pagehelper</groupId>
  <artifactId>pagehelper</artifactId>
  <version>4.1.0</version>
</dependency>

<dependency>
  <groupId>com.github.miemiedev</groupId>
  <artifactId>mybatis-paginator</artifactId>
  <version>1.2.17</version>
</dependency>

<dependency>
  <groupId>com.github.jsqlparser</groupId>
  <artifactId>jsqlparser</artifactId>
  <version>0.9.4</version>
</dependency>


<!-- alipay -->
<dependency>
  <groupId>commons-codec</groupId>
  <artifactId>commons-codec</artifactId>
  <version>1.10</version>
</dependency>
<dependency>
  <groupId>commons-configuration</groupId>
  <artifactId>commons-configuration</artifactId>
  <version>1.10</version>
</dependency>
<dependency>
  <groupId>commons-lang</groupId>
  <artifactId>commons-lang</artifactId>
  <version>2.6</version>
</dependency>
<dependency>
  <groupId>commons-logging</groupId>
  <artifactId>commons-logging</artifactId>
  <version>1.1.1</version>
</dependency>
<dependency>
  <groupId>com.google.zxing</groupId>
  <artifactId>core</artifactId>
  <version>2.1</version>
</dependency>
<dependency>
  <groupId>com.google.code.gson</groupId>
  <artifactId>gson</artifactId>
  <version>2.3.1</version>
</dependency>
<dependency>
  <groupId>org.hamcrest</groupId>
  <artifactId>hamcrest-core</artifactId>
  <version>1.3</version>
</dependency>

<dependency>
  <groupId>redis.clients</groupId>
  <artifactId>jedis</artifactId>
  <version>2.9.0</version>
</dependency>
------
<plugin>
  <groupId>org.mybatis.generator</groupId>
  <artifactId>mybatis-generator-maven-plugin</artifactId>
  <version>1.3.2</version>
  <configuration>
    <verbose>true</verbose>
    <overwrite>true</overwrite>
  </configuration>
</plugin>

在项目的pom.xml在配置对应的位置添加到文件中,本来maven应该自动导入这些依赖包的,并应该显示在External Libraries .但是IDEA并没有自动下载,不导入会报错,这时候,可以通过terminal终端输入:mvn install ,手动触发maven下载对应的依赖包,文件会下载在maven的repository包中。

6项目包结构初始化

新建com.mshop.

-controller 控制层

-dao 数据库接口供service调用

-ov viewobject

-pojo 数据库对象,跟数据表字段一一对应的对象,sql语句的实现都写在xml里面

-service 服务

-util 工具类

-common 通用

7mybatis三剑客之mybatis-generator配置生成pojo数据表实体

mybatis-generator根据数据库自动生成pojo,即数据表字段的属性

7.1mybatis-generator配置安装

在项目的pom.xml文件的plugin中配置,引入依赖包:

<plugin>
  <groupId>org.mybatis.generator</groupId>
  <artifactId>mybatis-generator-maven-plugin</artifactId>
  <version>1.3.2</version>
  <configuration>
    <verbose>true</verbose>
    <overwrite>true</overwrite>
  </configuration>
</plugin>

7.2配置mybatis-generator,主要是连接数据等一些操作:

数据库配置文件:datasource.properties 和 mybatis-generator的配置文件 generatorConfig.xml

---------------datasource.properties----------
db.driverLocation=D:/development_eve/mysql-connector-java-5.1.6-bin.jar   
db.driverClassName=com.mysql.jdbc.Driver

#db.url=jdbc:mysql://192.168.74.1:3306/mmall?characterEncoding=utf-8
db.url=jdbc:mysql://127.0.0.1:3306/mmall?characterEncoding=utf-8
db.username=root
db.password=Smaluv*******

db.initialSize = 20
db.maxActive = 50
db.maxIdle = 20
db.minIdle = 10
db.maxWait = 10
db.defaultAutoCommit = true
db.minEvictableIdleTimeMillis = 3600000
-------------------generatorConfig.xml----------
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE generatorConfiguration
        PUBLIC "-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN"
        "http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd">

<generatorConfiguration>
    <!--导入数据库相关属性配置文件-->
    <properties resource="datasource.properties"></properties>

    <!--指定特定数据库的jdbc驱动jar包的位置-->
    <classPathEntry location="${db.driverLocation}"/>

    <context id="default" targetRuntime="MyBatis3">

        <!-- optional,旨在创建class时,对注释进行控制 -->
        <commentGenerator>
            <property name="suppressDate" value="true"/>
            <property name="suppressAllComments" value="true"/>
        </commentGenerator>

        <!--jdbc的数据库连接 -->
        <jdbcConnection
                driverClass="${db.driverClassName}"
                connectionURL="${db.url}"
                userId="${db.username}"
                password="${db.password}">
        </jdbcConnection>


        <!-- 非必需,类型处理器,在数据库类型和java类型之间的转换控制-->
        <javaTypeResolver>
            <property name="forceBigDecimals" value="false"/>
        </javaTypeResolver>


        <!-- Model模型生成器,用来生成含有主键key的类,记录类 以及查询Example类
            targetPackage     指定生成的model生成所在的包名
            targetProject     指定在该项目下所在的路径
        -->
        <!--<javaModelGenerator targetPackage="com.mshop.pojo" targetProject=".\src\main\java">-->
        <javaModelGenerator targetPackage="com.mshop.pojo" targetProject="./src/main/java">
            <!-- 是否允许子包,即targetPackage.schemaName.tableName -->
            <property name="enableSubPackages" value="false"/>
            <!-- 是否对model添加 构造函数 -->
            <property name="constructorBased" value="true"/>
            <!-- 是否对类CHAR类型的列的数据进行trim操作 -->
            <property name="trimStrings" value="true"/>
            <!-- 建立的Model对象是否 不可改变  即生成的Model对象不会有 setter方法,只有构造方法 -->
            <property name="immutable" value="false"/>
        </javaModelGenerator>

        <!--mapper映射文件生成所在的目录 为每一个数据库的表生成对应的SqlMap文件 -->
        <!--<sqlMapGenerator targetPackage="mappers" targetProject=".\src\resources">-->
        <sqlMapGenerator targetPackage="mappers" targetProject="./src/main/resources">
            <property name="enableSubPackages" value="false"/>
        </sqlMapGenerator>

        <!-- 客户端代码,生成易于使用的针对Model对象和XML配置文件 的代码
                type="ANNOTATEDMAPPER",生成Java Model 和基于注解的Mapper对象
                type="MIXEDMAPPER",生成基于注解的Java Model 和相应的Mapper对象
                type="XMLMAPPER",生成SQLMap XML文件和独立的Mapper接口
        -->

        <!-- targetPackage:mapper接口dao生成的位置 -->
        <!--<javaClientGenerator type="XMLMAPPER" targetPackage="com.mshop.dao" targetProject=".\src\main\java">-->
        <javaClientGenerator type="XMLMAPPER" targetPackage="com.mshop.dao" targetProject="./src/main/java">
            <!-- enableSubPackages:是否让schema作为包的后缀 -->
            <property name="enableSubPackages" value="false" />
        </javaClientGenerator>

        <!--配置数据库db所有的表,即有多少表就要配置多少个-->
        <table tableName="mmall_shipping" domainObjectName="Shipping" enableCountByExample="false" enableUpdateByExample="false" enableDeleteByExample="false" enableSelectByExample="false" selectByExampleQueryId="false"></table>
        <table tableName="mmall_cart" domainObjectName="Cart" enableCountByExample="false" enableUpdateByExample="false" enableDeleteByExample="false" enableSelectByExample="false" selectByExampleQueryId="false"></table>
        <table tableName="mmall_cart_item" domainObjectName="CartItem" enableCountByExample="false" enableUpdateByExample="false" enableDeleteByExample="false" enableSelectByExample="false" selectByExampleQueryId="false"></table>
        <table tableName="mmall_category" domainObjectName="Category" enableCountByExample="false" enableUpdateByExample="false" enableDeleteByExample="false" enableSelectByExample="false" selectByExampleQueryId="false"></table>
        <table tableName="mmall_order" domainObjectName="Order" enableCountByExample="false" enableUpdateByExample="false" enableDeleteByExample="false" enableSelectByExample="false" selectByExampleQueryId="false"></table>
        <table tableName="mmall_order_item" domainObjectName="OrderItem" enableCountByExample="false" enableUpdateByExample="false" enableDeleteByExample="false" enableSelectByExample="false" selectByExampleQueryId="false"></table>
        <table tableName="mmall_pay_info" domainObjectName="PayInfo" enableCountByExample="false" enableUpdateByExample="false" enableDeleteByExample="false" enableSelectByExample="false" selectByExampleQueryId="false"></table>
        <table tableName="mmall_product" domainObjectName="Product" enableCountByExample="false" enableUpdateByExample="false" enableDeleteByExample="false" enableSelectByExample="false" selectByExampleQueryId="false">
            <!--数据库字段属性改变-text>varchar-->
            <columnOverride column="detail" jdbcType="VARCHAR" />
            <columnOverride column="sub_images" jdbcType="VARCHAR" />
        </table>
        <table tableName="mmall_user" domainObjectName="User" enableCountByExample="false" enableUpdateByExample="false" enableDeleteByExample="false" enableSelectByExample="false" selectByExampleQueryId="false"></table>


        <!-- geelynote mybatis插件的搭建 -->
    </context>
</generatorConfiguration>

7.3 生成mybatis-generator的generatorConfiguration配置的db文件

IDEA右边的Maven-Plugins -> Mybatis-generator 执行生成db数据库对应的dao/pojo/mapper对象。

7.4 优化时间戳设置,免去业务代码中创建和更新时间。优化Mybatis-Generator生成的DB数据表中,关于表中createTime和updateTime时间戳优化的写法,主要是因为这两个时间需要根据表中数据插入的时间和修改的时间获取相对应的时间需要优化,确定何时插入时间要记录插入时间和修改时间,用now()获取。

方法:从Mybatis-Generator的生成的Mapper的各个数据表,找到所有表中创建insert和更新update操作,将对应的now方法加入db的sql语句:

insert时:createTime和updatecreateTime都设置为now()

update时:createTime不变,updateTime设置为now()

<insert id="insert" parameterType="com.mshop.pojo.Cart" >
  insert into mmall_cart (id, user_id, product_id, 
    quantity, checked, create_time, 
    update_time)
  values (#{id,jdbcType=INTEGER}, #{userId,jdbcType=INTEGER}, #{productId,jdbcType=INTEGER}, 
    #{quantity,jdbcType=INTEGER}, #{checked,jdbcType=INTEGER}, now(), 
    now())
</insert>

<update id="updateByPrimaryKey" parameterType="com.mshop.pojo.Cart" >
  update mmall_cart
  set user_id = #{userId,jdbcType=INTEGER},
    product_id = #{productId,jdbcType=INTEGER},
    quantity = #{quantity,jdbcType=INTEGER},
    checked = #{checked,jdbcType=INTEGER},
    create_time = #{createTime,jdbcType=TIMESTAMP},
    update_time = now()
  where id = #{id,jdbcType=INTEGER}
</update>

Tips:Mybatis-Generator插件使用的出现的几个小插曲:

a-IDEA右边没有出现Maven Project:

解决方法:IDEA上工具栏-View-Tool Windows-Maven Projects

b-出现Maven Project后,一开始我使用的是IDEA2019版的,不知道是笔者Mybatis插件写法没有配好的原因还是其他导致的,Maven Projects里面没有Plugins

解决方法:笔者将2019版的IDEA换成了2017版的,再按上述的方法再次打开Maven Project,出现了配置的Plugins插件

c-还有IDEA的log一直在报 Maven import导入依赖一直在报错,找了一些资料,网上似乎都一直在说是Maven3.6新版本的bug,建议换成底版本,于是后面笔者重新下载了3.0.*低版本,发现该错误确实没有了

d-万事具备,只欠东风。发现Maven Project中的Plugins依旧没有出现 pom.xml配置的Mybatis-generator插件,网上找了一些方法,似乎不太起作用,后面发现可能是Maven版本的原因,根据网上资料的提示,在pom.xml配置文件的插件管理部分,需要新建一个plugins标签和pluginManager同级,然后把generator插件配置单独配置到新建的Plugins标签中(感觉类似不起效果的Plugins都可以这样写,是否有效微测试)。

<pluginManagement>
    <plugins>
    ...
    </plugins>
    </pluginManagement>
<!--新建和pluginManagement同级的plugins,再把插件的配置单独写入(感觉类似不起效果的Plugins都可以这样写,是否有效微测试)-->
<plugins>
  <plugin>
    <groupId>org.mybatis.generator</groupId>
    <artifactId>mybatis-generator-maven-plugin</artifactId>
    <version>1.3.2</version>
    <configuration>
      <verbose>true</verbose>
      <overwrite>true</overwrite>
    </configuration>
  </plugin>
</plugins>

8mybatis三剑客之mybatis-plugin:提高开发效率和检查错误

主要用于mybatis-gennerator生成的dao层和xml对应的mapper层对应跳转的,方便快速查找(类似在类中找到引用调用的具体方法)。同时还有自动纠错功能,即如果dao层或XML方法中没有对应的方法会报错,这样方便我们在dao层或mapper的xml对应查找。(通过XML的id对应dao层声明的方法)

安装方法:

IDEA中Settings-Plugins-Browse repositories-搜索mybatis-plugin:看到FREE mybatis plugin 或 mybatis plugin 点击,然后install安装即可,重启IDEA就安装好了。

9mybatis三剑客之mybatis-pagehelper分页插件

9.1 文档地址:https://github.com/pagehelper/Mybatis-PageHelper

9.2 简介说明:这个插件会使编程简单,我们只需要填充数据就行,具体分页的逻辑多交给插件来做,mybatis-pagehelper劫持sql语句后,然后在执行select count计算 然后填充到分页节点字段中。

9.3 使用步骤:

在项目的pom.xml中配置mybatis-pagehelper的依赖

<!-- mybatis pager -->

<dependency>
  <groupId>com.github.pagehelper</groupId>
  <artifactId>pagehelper</artifactId>
  <version>4.1.0</version>
</dependency>

<dependency>
  <groupId>com.github.miemiedev</groupId>
  <artifactId>mybatis-paginator</artifactId>
  <version>1.2.17</version>
</dependency>

<dependency>
  <groupId>com.github.jsqlparser</groupId>
  <artifactId>jsqlparser</artifactId>
  <version>0.9.4</version>
</dependency>

10配置Spring

https://spring.io/projects/spring-framework

项目配置Spring,导入mmall线上三个已经配好的文件

详细配置见五个文件对应的注解

11logback配置

拷贝线上文件logback.xml文件,详情见注解

12ftp服务器配置 -mshop.properties

ftp.server.ip=你的FTP服务器ip地址
ftp.user=mmallftp
ftp.pass=ftppassword
ftp.server.http.prefix=http://img.happymmall.com/

13IDEA工具优化

a-实时编译,要配置problem工具:

Settings-Build.....-Compiler-勾上右边的make project automatically

IDEA自动实时编译配置:主要用于编程过程,写错代码可以立马看到错误,提高效率

b-自动注解优化:主要防止IDEA认为错误,但实际项目可以正常运行,主要原因是因为Spring-auto导致的

Settings-搜索inspections -找到Inspection- 找到Spring-Spring Core -Code- Autowiring for Bean class,值修改成warming

 
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