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383117348 第一次ood作业
383117348 第一次ood作业
2 parents 960560a + 2422056 commit 8544a28

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‎students/383117348/ood-assignment/pom.xml

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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>com.coderising</groupId>
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<artifactId>ood-assignment</artifactId>
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<version>0.0.1-SNAPSHOT</version>
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<packaging>jar</packaging>
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<name>ood-assignment</name>
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<url>http://maven.apache.org</url>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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</properties>
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<dependencies>
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<dependency>
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<groupId>junit</groupId>
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<artifactId>junit</artifactId>
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<version>4.12</version>
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</dependency>
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</dependencies>
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<repositories>
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<repository>
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<id>aliyunmaven</id>
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<url>http://maven.aliyun.com/nexus/content/groups/public/</url>
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</repository>
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</repositories>
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</project>

‎students/383117348/ood-assignment/src/main/java/com/coderising/ood/srp/Configuration.java

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package com.coderising.ood.srp;
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import java.util.HashMap;
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import java.util.Map;
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public class Configuration {
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static Map<String,Object> configurations = new HashMap<String, Object>();
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static{
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configurations.put(ConfigurationKeys.SMTP_SERVER, "smtp.163.com");
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configurations.put(ConfigurationKeys.ALT_SMTP_SERVER, "smtp1.163.com");
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configurations.put(ConfigurationKeys.EMAIL_ADMIN, "admin@company.com");
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configurations.put(ConfigurationKeys.IS_EMAIL_DEBUG, false);
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}
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/**
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* 应该从配置文件读， 但是这里简化为直接从一个map 中去读
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* @param key
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* @return
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*/
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public Object getProperty(String key) {
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return configurations.get(key);
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}
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}

‎students/383117348/ood-assignment/src/main/java/com/coderising/ood/srp/ConfigurationKeys.java

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package com.coderising.ood.srp;
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public class ConfigurationKeys {
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public static final String SMTP_SERVER = "smtp.server";
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public static final String ALT_SMTP_SERVER = "alt.smtp.server";
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public static final String EMAIL_ADMIN = "email.admin";
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public static final String IS_EMAIL_DEBUG = "is_email_debug";
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}

‎students/383117348/ood-assignment/src/main/java/com/coderising/ood/srp/DBUtil.java

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package com.coderising.ood.srp;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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public class DBUtil {
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/**
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* 应该从数据库读， 但是简化为直接生成。
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* @param sql
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* @return
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*/
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public static List query(String sql){
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List userList = new ArrayList();
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for (int i = 1; i <= 3; i++) {
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HashMap userInfo = new HashMap();
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userInfo.put("NAME", "User" + i);
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userInfo.put("EMAIL", "aa@bb.com");
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userList.add(userInfo);
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}
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return userList;
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}
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}

‎students/383117348/ood-assignment/src/main/java/com/coderising/ood/srp/FileUtil.java

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package com.coderising.ood.srp;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.FileNotFoundException;
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import java.io.FileReader;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.List;
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public class FileUtil {
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/**
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* 根据文件路径获取文件,如果文件不存在,抛出异常
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* @param path
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* @return
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* @throws FileNotFoundException
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*/
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public static File readFile(String path) throws FileNotFoundException {
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File file = new File(path);
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if (!file.exists()) {
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throw new FileNotFoundException("文件不存在");
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}
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return file;
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}
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/**
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* 根据正则,将文件中的数据解析成字符串数组形式返回
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*
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* @param file
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* @param regex
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* @return
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*/
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public static List<String[]> parseToString(File file, String regex) {
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List<String[]> list = new ArrayList<String[]>();
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BufferedReader br = null;
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try {
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if (file != null && file.exists()) {
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br = new BufferedReader(new FileReader(file));
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String temp = null;
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while ((temp = br.readLine()) != null) {
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String[] strs = temp.split(regex);
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list.add(strs);
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}
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}
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} catch (IOException e) {
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e.printStackTrace();
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} finally {
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if (br != null) {
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try {
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br.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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return list;
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}
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}

‎students/383117348/ood-assignment/src/main/java/com/coderising/ood/srp/MailUtil.java

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package com.coderising.ood.srp;
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public class MailUtil {
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private static String fromAddress = "";
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private static String smtpHost = "";
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private static String altSmtpHost = "";
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private static boolean debug = false;
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private static Configuration config = new Configuration();
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private static void ConfigureEmail() {
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altSmtpHost = (String) config.getProperty(ConfigurationKeys.ALT_SMTP_SERVER);
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fromAddress = (String) config.getProperty(ConfigurationKeys.EMAIL_ADMIN);
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smtpHost = (String) config.getProperty(ConfigurationKeys.SMTP_SERVER);
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debug = (Boolean) config.getProperty(ConfigurationKeys.IS_EMAIL_DEBUG);
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}
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/**
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* 发送单条邮件
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* @param toAddress
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* @param subject
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* @param message
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*/
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public static void sendEmail(String toAddress,String subject,String message) {
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ConfigureEmail();
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if(debug){
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System.out.println("测试环境");
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}else{
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System.out.println("正式环境");
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}
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try {
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//假装发了一封邮件
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StringBuilder buffer = new StringBuilder();
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buffer.append("From:").append(fromAddress).append("\n");
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buffer.append("To:").append(toAddress).append("\n");
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buffer.append("Subject:").append(subject).append("\n");
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buffer.append("Content:").append(message).append("\n");
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System.out.println(buffer.toString());
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} catch (Exception e) {
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try {
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System.out.println("备用SMTP服务器: ");
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MailUtil.sendEmail(toAddress, subject, message);
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} catch (Exception e2) {
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System.out.println("通过备用 SMTP服务器发送邮件失败: " + e2.getMessage());
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}
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}
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}
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}

‎students/383117348/ood-assignment/src/main/java/com/coderising/ood/srp/PromotionMail.java

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package com.coderising.ood.srp;
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import java.io.File;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Map;
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public class PromotionMail {
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protected String subject = null;
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protected String message = null;
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private static List<String[]> products = new ArrayList<String[]>();
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private static String filePath = "E:\\coding2017\\students\\383117348\\ood-assignment\\src\\main\\java\\com\\coderising\\ood\\srp\\product_promotion.txt";
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private UserInfoService uis = new UserInfoServiceImpl();
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public PromotionMail(File file) throws Exception {
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// 读取配置文件， 文件中只有一行用空格隔开， 例如 P8756 iPhone8
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readFile(file);
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}
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public static void main(String[] args) throws Exception {
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File f = FileUtil.readFile(filePath);
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PromotionMail pe = new PromotionMail(f);
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// 遍历每条产品信息
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for (String[] data : products) {
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List<Map<String, String>> list = pe.loadUserInfoList(data[0]);
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if (list != null && list.size() > 0) {
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pe.sendEMails(list, data[1]);
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}
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}
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}
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/**
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* 读取产品文件,获得所有的产品信息
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*
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* @param file
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*/
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protected void readFile(File file) {
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List<String[]> datas = FileUtil.parseToString(file, " ");
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if (datas != null && datas.size() > 0) {
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products = datas;
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for (String[] data : products) {
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System.out.print("产品ID = " + data[0] + "\n");
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System.out.println("产品描述 = " + data[1] + "\n");
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}
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}
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}
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/**
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* 根据产品id获取需要发送的用户信息,暂未考虑sql注入的安全问题
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*
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* @return
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* @throws Exception
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*/
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protected List<Map<String, String>> loadUserInfoList(String productID) throws Exception {
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return uis.getList(productID);
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}
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/**
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* 设置发送的消息体
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*
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* @param name
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* @throws IOException
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*/
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protected void setMessage(String name, String productDesc) throws IOException {
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this.subject = "您关注的产品降价了";
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this.message = "尊敬的 " + name + ", 您关注的产品 " + productDesc + " 降价了，欢迎购买!";
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}
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/**
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* 发送邮件
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*
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* @param mailingList
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* @throws IOException
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*/
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protected void sendEMails(List<Map<String, String>> mailingList, String productDesc) throws IOException {
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System.out.println("开始发送邮件");
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if (mailingList != null) {
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Iterator<Map<String, String>> iter = mailingList.iterator();
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while (iter.hasNext()) {
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Map<String, String> map = iter.next();
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String toAddress = (String) map.get("EMAIL");
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String name = (String) map.get("NAME");
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setMessage(name, productDesc);
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if (toAddress != null && toAddress.length() > 0)
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MailUtil.sendEmail(toAddress, subject, message);
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}
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} else {
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System.out.println("没有邮件发送");
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}
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}
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}

‎students/383117348/ood-assignment/src/main/java/com/coderising/ood/srp/UserInfoService.java

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package com.coderising.ood.srp;
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import java.util.List;
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import java.util.Map;
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public interface UserInfoService {
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/**
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* 根据产品id获取订阅信息用户
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* @param productID
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* @return
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*/
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public List<Map<String,String>> getList(String productID);
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}

‎students/383117348/ood-assignment/src/main/java/com/coderising/ood/srp/UserInfoServiceImpl.java

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package com.coderising.ood.srp;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Map;
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public class UserInfoServiceImpl implements UserInfoService {
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public List<Map<String, String>> getList(String productID) {
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// TODO Auto-generated method stub
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List<Map<String,String>> list = new ArrayList<Map<String,String>>();
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String sql = "Select name from subscriptions " + "where product_id= '" + productID + "' "
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+ "and send_mail=1 ";
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System.out.println("loadQuery set");
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try {
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list = DBUtil.query(sql);
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} catch (Exception e) {
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e.printStackTrace();
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}
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return list;
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}
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}

‎students/383117348/ood-assignment/src/main/java/com/coderising/ood/srp/product_promotion.txt

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P8756 iPhone8
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P3946 XiaoMi10
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P8904 Oppo_R15
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P4955 Vivo_X20

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