淘淘商城_day01_課堂筆記


  1. 今日大綱

  1. 聊聊電商行業

    1. 電商行業發展

 

 

  1. 11.11

 

 

 

2015雙11:

 

2016年:

 

預測:2017年的雙11交易額將達到:1400億

  1. 電商行業技術特點

  1. 淘淘商城簡介

    1. 淘淘商城的前身


 

  1. 電商行業的概念

B2C:商家對個人,如:京東、亞馬遜、當當等

C2C:個人對個人,如:淘寶集市、拍拍網

B2B:商家對商家,如:阿里巴巴、八方資源網等

O2O:線上和線下結合,如:餓了么、電影票、團購等

P2P:在線金融,貸款,如:網貸之家、人人聚財等

B2C平台:天貓、京東、一號店、當當等

 

  1. 簡介

  1. 功能

 

思維導圖:

 

  1. 架構

    1. 傳統架構

 

存在的問題:

  1. 開發、維護代碼比較困難
  2. 系統內部的功能模塊之間的耦合度太高了
  3. 無法針對每個模塊的特性做優化
  4. 無法做服務器的水平擴展
  5. 無法存儲海量數據
    1. 分布式系統架構

 

已經解決以上存在的問題,但是,帶來了新問題:

  1. 系統間的服務的調用變得復雜
  2. 如何解決錯綜復雜的服務調用關系:服務注冊中心。

 

  1. 各個系統說明

 

  1. 人員配置

  1. 開發流程

  1. 現狀...



 

  1. 開發技術

 

  1. 開發

    1. 開發工具和環境

  1. 域名(玉米)

一級域名:www.taotao.com taotao.com

二級域名:maven.taotao.com / svn.taotao.com

三級域名:xxx.aa.taotao.com

 

  1. 創建taotao-parent

  1. Pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">

    <modelVersion>4.0.0</modelVersion>

    <groupId>com.taotao.parent</groupId>

    <artifactId>taotao-parent</artifactId>

    <version>0.0.1-SNAPSHOT</version>

    <packaging>pom</packaging>

 

    <!-- 集中定義依賴版本號 -->

    <properties>

        <junit.version>4.10</junit.version>

        <spring.version>4.1.3.RELEASE</spring.version>

        <mybatis.version>3.2.8</mybatis.version>

        <mybatis.spring.version>1.2.2</mybatis.spring.version>

        <mybatis.paginator.version>1.2.15</mybatis.paginator.version>

        <mysql.version>5.1.32</mysql.version>

        <slf4j.version>1.6.4</slf4j.version>

        <jackson.version>2.4.2</jackson.version>

        <druid.version>1.0.9</druid.version>

        <httpclient.version>4.3.5</httpclient.version>

        <jstl.version>1.2</jstl.version>

        <servlet-api.version>2.5</servlet-api.version>

        <jsp-api.version>2.0</jsp-api.version>

        <joda-time.version>2.5</joda-time.version>

        <commons-lang3.version>3.3.2</commons-lang3.version>

        <commons-io.version>1.3.2</commons-io.version>

    </properties>

 

    <dependencyManagement>

        <dependencies>

            <!-- 單元測試 -->

            <dependency>

                <groupId>junit</groupId>

                <artifactId>junit</artifactId>

                <version>${junit.version}</version>

                <scope>test</scope>

            </dependency>

 

            <!-- Spring -->

            <dependency>

                <groupId>org.springframework</groupId>

                <artifactId>spring-context</artifactId>

                <version>${spring.version}</version>

            </dependency>

            <dependency>

                <groupId>org.springframework</groupId>

                <artifactId>spring-beans</artifactId>

                <version>${spring.version}</version>

            </dependency>

            <dependency>

                <groupId>org.springframework</groupId>

                <artifactId>spring-webmvc</artifactId>

                <version>${spring.version}</version>

            </dependency>

            <dependency>

                <groupId>org.springframework</groupId>

                <artifactId>spring-jdbc</artifactId>

                <version>${spring.version}</version>

            </dependency>

            <dependency>

                <groupId>org.springframework</groupId>

                <artifactId>spring-aspects</artifactId>

                <version>${spring.version}</version>

            </dependency>

 

            <!-- Mybatis -->

            <dependency>

                <groupId>org.mybatis</groupId>

                <artifactId>mybatis</artifactId>

                <version>${mybatis.version}</version>

            </dependency>

            <dependency>

                <groupId>org.mybatis</groupId>

                <artifactId>mybatis-spring</artifactId>

                <version>${mybatis.spring.version}</version>

            </dependency>

            <!-- 分頁助手 -->

            <dependency>

                <groupId>com.github.pagehelper</groupId>

                <artifactId>pagehelper</artifactId>

                <version>3.7.5</version>

            </dependency>

            <dependency>

                <groupId>com.github.jsqlparser</groupId>

                <artifactId>jsqlparser</artifactId>

                <version>0.9.1</version>

            </dependency>

            <!-- 通用Mapper -->

            <dependency>

                <groupId>com.github.abel533</groupId>

                <artifactId>mapper</artifactId>

                <version>2.3.4</version>

            </dependency>

            

            <!-- MySql -->

            <dependency>

                <groupId>mysql</groupId>

                <artifactId>mysql-connector-java</artifactId>

                <version>${mysql.version}</version>

            </dependency>

 

            <dependency>

                <groupId>org.slf4j</groupId>

                <artifactId>slf4j-log4j12</artifactId>

                <version>${slf4j.version}</version>

            </dependency>

 

            <!-- Jackson Json處理工具包 -->

            <dependency>

                <groupId>com.fasterxml.jackson.core</groupId>

                <artifactId>jackson-databind</artifactId>

                <version>${jackson.version}</version>

            </dependency>

 

            <!-- 連接池 -->

            <dependency>

                <groupId>com.jolbox</groupId>

                <artifactId>bonecp-spring</artifactId>

                <version>0.8.0.RELEASE</version>

            </dependency>

 

            <!-- httpclient -->

            <dependency>

                <groupId>org.apache.httpcomponents</groupId>

                <artifactId>httpclient</artifactId>

                <version>${httpclient.version}</version>

            </dependency>

 

            <!-- JSP相關 -->

            <dependency>

                <groupId>jstl</groupId>

                <artifactId>jstl</artifactId>

                <version>${jstl.version}</version>

            </dependency>

            <dependency>

                <groupId>javax.servlet</groupId>

                <artifactId>servlet-api</artifactId>

                <version>${servlet-api.version}</version>

                <scope>provided</scope>

            </dependency>

            <dependency>

                <groupId>javax.servlet</groupId>

                <artifactId>jsp-api</artifactId>

                <version>${jsp-api.version}</version>

                <scope>provided</scope>

            </dependency>

 

            <!-- 時間操作組件 -->

            <dependency>

                <groupId>joda-time</groupId>

                <artifactId>joda-time</artifactId>

                <version>${joda-time.version}</version>

            </dependency>

 

            <!-- Apache工具組件 -->

            <dependency>

                <groupId>org.apache.commons</groupId>

                <artifactId>commons-lang3</artifactId>

                <version>${commons-lang3.version}</version>

            </dependency>

            <dependency>

                <groupId>org.apache.commons</groupId>

                <artifactId>commons-io</artifactId>

                <version>${commons-io.version}</version>

            </dependency>

 

        </dependencies>

    </dependencyManagement>

 

    <build>

        <finalName>${project.artifactId}</finalName>

        <plugins>

            <!-- 資源文件拷貝插件 -->

            <plugin>

                <groupId>org.apache.maven.plugins</groupId>

                <artifactId>maven-resources-plugin</artifactId>

                <version>2.7</version>

                <configuration>

                    <encoding>UTF-8</encoding>

                </configuration>

            </plugin>

            <!-- java編譯插件 -->

            <plugin>

                <groupId>org.apache.maven.plugins</groupId>

                <artifactId>maven-compiler-plugin</artifactId>

                <version>3.2</version>

                <configuration>

                    <source>1.7</source>

                    <target>1.7</target>

                    <encoding>UTF-8</encoding>

                </configuration>

            </plugin>

        </plugins>

        <pluginManagement>

            <plugins>

                <!-- 配置Tomcat插件 -->

                <plugin>

                    <groupId>org.apache.tomcat.maven</groupId>

                    <artifactId>tomcat7-maven-plugin</artifactId>

                    <version>2.2</version>

                </plugin>

            </plugins>

        </pluginManagement>

    </build>

</project>

  1. 創建taotao-common

 

創建成功:

 

  1. Pom.xml

  1. 創建taotao-manage

    1. 分析

Com.taotao.manage.pojo

Com.taotao.manage.mapper

Com.taotao.manage.service

Com.taotao.manage.controller

 

使用Maven的聚合將所有的子工程進行創建。

  1. 創建taotao-manage

 

  1. Taotao-manage-pojo

 

  1. Taotao-manage-mapper

  1. Taotao-manage-service

  1. Taotao-manage-web

  1. 創建完成

  1. 子工程之間的依賴關系

Taotao-manage-web è taotao-manage-service è taotao-manage-mapper è taotao-manage-pojo

 

  1. 導入依賴

導入依賴的原則:

  1. 所有的工程都需要的依賴應該在聚合工程(taotao-manage)中導入。
  2. 在使用依賴的最底層導入。

3、運行時所需要的依賴在web工程中加入。

 

  1. 導入tomcat插件

聚合工程的tomcat插件要在聚合工程中導入,taotao-manage中導入。

 

 

運行tomcat插件:

 

聚合后運行:

 

  1. 創建web.xml

<?xml version="1.0" encoding="UTF-8"?>

<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

    xmlns="http://java.sun.com/xml/ns/javaee"

    xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"

    id="WebApp_ID" version="2.5">

    <display-name>taotao-manage</display-name>

 

    <context-param>

        <param-name>contextConfigLocation</param-name>

        <param-value>classpath:spring/applicationContext*.xml</param-value>

    </context-param>

 

    <!--SpringApplicationContext 載入 -->

    <listener>

        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>

    </listener>

 

    <!-- 編碼過濾器,以UTF8編碼 -->

    <filter>

        <filter-name>encodingFilter</filter-name>

        <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>

        <init-param>

            <param-name>encoding</param-name>

            <param-value>UTF8</param-value>

        </init-param>

    </filter>

    <filter-mapping>

        <filter-name>encodingFilter</filter-name>

        <url-pattern>/*</url-pattern>

    </filter-mapping>

 

    <!-- 解決PUT請求無法提交表單數據的問題 -->

    <filter>

        <filter-name>HttpMethodFilter</filter-name>

        <filter-class>org.springframework.web.filter.HttpPutFormContentFilter</filter-class>

    </filter>

    <filter-mapping>

        <filter-name>HttpMethodFilter</filter-name>

        <url-pattern>/*</url-pattern>

    </filter-mapping>

 

    <!-- POST請求轉化為DELETE或者是PUT 要用_method指定真正的請求參數 -->

    <filter>

        <filter-name>HiddenHttpMethodFilter</filter-name>

        <filter-class>org.springframework.web.filter.HiddenHttpMethodFilter</filter-class>

    </filter>

    <filter-mapping>

        <filter-name>HiddenHttpMethodFilter</filter-name>

        <url-pattern>/*</url-pattern>

    </filter-mapping>

 

 

    <!-- 配置SpringMVC框架入口 -->

    <servlet>

        <servlet-name>taotao-manage</servlet-name>

        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>

        <init-param>

            <param-name>contextConfigLocation</param-name>

            <param-value>classpath:spring/taotao-manage-servlet.xml</param-value>

        </init-param>

        <load-on-startup>1</load-on-startup>

    </servlet>

 

    <servlet-mapping>

        <servlet-name>taotao-manage</servlet-name>

        <url-pattern>/rest/*</url-pattern>

    </servlet-mapping>

 

    <welcome-file-list>

        <welcome-file>index.jsp</welcome-file>

    </welcome-file-list>

 

</web-app>

 

  1. 導入靜態頁面

 

  1. 配置SSM

 

  1. 通用頁面跳轉

  1. 后台管理系統

    1. 登錄頁面

 

登錄邏輯:

 

  1. 首頁的js布局實現

    1. 布局

左中布局:

 

  1. 左側菜單樹

 

效果:

  1. 菜單的點擊事件

  1. 選擇商品類目

功能描述:在新增商品時點擊選擇類目,彈出窗口,在窗口中顯示商品類目數據。

  1. 點擊彈出框

 

  1. 加載tree

  1. 定義TAOTAO對象

  1. 初始化過程

  1. 通過TAOTAO.init方法完成初始化
  2. TT.init中調用initItemCat方法
  3. 給class=" selectItemCat"綁定click事件,即可實現效果

 

  1. 商品類目的數據結構

創建數據庫:

  1. 數據

  1. 表結構

  1. 在taotao-manage-pojo中添加JPA注解依賴

  1. EasyUI的tree數據結構

 

  1. 實現

    1. Controller

  1. Service

  1. ItemCat

import javax.persistence.GeneratedValue;

import javax.persistence.GenerationType;

import javax.persistence.Id;

import javax.persistence.Table;

 

@Table(name = "tb_item_cat")

public class ItemCat extends BasePojo {

 

@Id

@GeneratedValue(strategy = GenerationType.IDENTITY)

private Long id;

 

private Long parentId;

 

private String name;

 

private Integer status;

 

private Integer sortOrder;

 

private Boolean isParent;

 

public Long getId() {

return id;

}

 

public void setId(Long id) {

this.id = id;

}

 

public Long getParentId() {

return parentId;

}

 

public void setParentId(Long parentId) {

this.parentId = parentId;

}

 

public String getName() {

return name;

}

 

public void setName(String name) {

this.name = name;

}

 

public Integer getStatus() {

return status;

}

 

public void setStatus(Integer status) {

this.status = status;

}

 

public Integer getSortOrder() {

return sortOrder;

}

 

public void setSortOrder(Integer sortOrder) {

this.sortOrder = sortOrder;

}

 

public Boolean getIsParent() {

return isParent;

}

 

public void setIsParent(Boolean isParent) {

this.isParent = isParent;

}

 

// 擴展字段,支持EasyUItree的顯示

public String getText() {

return this.getName();

}

 

public String getState() {

return this.getIsParent() ? "closed" : "open";

}

 

}

 

  1. 效果

  1. 提交代碼到SVN

    1. 賬號

如:張三,zhangsan 密碼:123456

地址:svn://192.168.50.22/itcast/36

 

 

  1. Maven項目提交到SVN

注意:只提交src和pom.xml

  1. 提交taotao-parent

  1. 忽略不提交的資源

  1. 提交完成

 

  1. 從SVN中檢出代碼

 

轉成Maven項目:

 

聚合工程的子工程需要導入:


 

 

 

 

 

 

 

 


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