my first git with IDEA

students/799298900/src/com/leipengzj/Configuration.java

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

students/799298900/src/com/leipengzj/DBUtil.java

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

students/799298900/src/com/leipengzj/MailInfo.java

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+package com.leipengzj;
+
+/**
+ * Created by pl on 2017/6/19.
+ */
+public class MailInfo {
+
+    protected String sendMailQuery = null;
+
+
+    protected String smtpHost = null;
+    protected String altSmtpHost = null;
+    protected String fromAddress = null;
+    protected String toAddress = null;
+    protected String subject = null;
+    protected String message = null;
+
+    protected String productID = null;
+    protected String productDesc = null;
+
+    public String getSendMailQuery() {
+        return sendMailQuery;
+    }
+
+    public void setSendMailQuery(String sendMailQuery) {
+        this.sendMailQuery = sendMailQuery;
+    }
+
+    public String getSmtpHost() {
+        return smtpHost;
+    }
+
+    public void setSmtpHost(String smtpHost) {
+        this.smtpHost = smtpHost;
+    }
+
+    public String getAltSmtpHost() {
+        return altSmtpHost;
+    }
+
+    public void setAltSmtpHost(String altSmtpHost) {
+        this.altSmtpHost = altSmtpHost;
+    }
+
+    public String getFromAddress() {
+        return fromAddress;
+    }
+
+    public void setFromAddress(String fromAddress) {
+        this.fromAddress = fromAddress;
+    }
+
+    public String getToAddress() {
+        return toAddress;
+    }
+
+    public void setToAddress(String toAddress) {
+        this.toAddress = toAddress;
+    }
+
+    public String getSubject() {
+        return subject;
+    }
+
+    public void setSubject(String subject) {
+        this.subject = subject;
+    }
+
+    public String getMessage() {
+        return message;
+    }
+
+    public void setMessage(String message) {
+        this.message = message;
+    }
+
+    public String getProductID() {
+        return productID;
+    }
+
+    public void setProductID(String productID) {
+        this.productID = productID;
+    }
+
+    public String getProductDesc() {
+        return productDesc;
+    }
+
+    public void setProductDesc(String productDesc) {
+        this.productDesc = productDesc;
+    }
+}

students/799298900/src/com/leipengzj/MailUtil.java

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+package com.leipengzj;
+
+public class MailUtil {
+
+	public static void sendEmail(String toAddress, String fromAddress, String subject, String message, String smtpHost,
+			boolean debug) {
+		//假装发了一封邮件
+		StringBuilder buffer = new StringBuilder();
+		buffer.append("From:").append(fromAddress).append("\n");
+		buffer.append("To:").append(toAddress).append("\n");
+		buffer.append("Subject:").append(subject).append("\n");
+		buffer.append("Content:").append(message).append("\n");
+		System.out.println(buffer.toString());
+
+	}
+
+
+}

students/799298900/src/com/leipengzj/PromotionMail.java

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+package com.leipengzj;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileReader;
+import java.io.IOException;
+import java.io.Serializable;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
+
+public class PromotionMail {
+
+
+//	protected String sendMailQuery = null;
+//
+//
+//	protected String smtpHost = null;
+//	protected String altSmtpHost = null;
+//	protected String fromAddress = null;
+//	protected String toAddress = null;
+//	protected String subject = null;
+//	protected String message = null;
+//
+//	protected String productID = null;
+//	protected String productDesc = null;
+
+	private static Configuration config; 
+
+
+
+	private static final String NAME_KEY = "NAME";
+	private static final String EMAIL_KEY = "EMAIL";
+
+
+	public static void main(String[] args) throws Exception {
+
+		File f = new File("C:\\coderising\\workspace_ds\\ood-example\\src\\product_promotion.txt");
+		boolean emailDebug = false;
+
+		PromotionMail pe = new PromotionMail(f, emailDebug);
+
+	}
+
+	//发送邮件
+	public PromotionMail(File file, boolean mailDebug) throws Exception {
+		MailInfo mi = new MailInfo();
+
+		//读取配置文件， 文件中只有一行用空格隔开， 例如 P8756 iPhone8
+		readFile(mi,file);
+
+
+		config = new Configuration();
+
+		mi.setSmtpHost(config.getProperty(ConfigurationKeys.SMTP_SERVER));
+		mi.setAltSmtpHost(config.getProperty(ConfigurationKeys.ALT_SMTP_SERVER));
+		mi.setFromAddress(config.getProperty(ConfigurationKeys.EMAIL_ADMIN));
+
+		String sql = "Select name from subscriptions "
+				+ "where product_id= '" + mi.getProductID() +"' "
+				+ "and send_mail=1 ";
+		//查询出邮件列表
+		List query = DBUtil.query(sql);
+
+		sendEMails(mi,mailDebug, query);
+
+
+	}
+
+
+	//读取产品信息
+	protected void readFile(MailInfo mi,File file) throws IOException // @02C
+	{
+		BufferedReader br = null;
+		try {
+			br = new BufferedReader(new FileReader(file));
+			String temp = br.readLine();
+			String[] data = temp.split(" ");
+
+			mi.setProductID(data[0]);
+			mi.setProductDesc(data[1]);
+
+			System.out.println("产品ID = " + data[0] + "\n");
+			System.out.println("产品描述 = " + data[1] + "\n");
+
+		} catch (IOException e) {
+			throw new IOException(e.getMessage());
+		} finally {
+			br.close();
+		}
+	}
+
+    //配置邮件并设置发送的邮件内容
+	protected void configureEMail(HashMap userInfo,MailInfo mi) throws IOException
+	{
+		String toAddress = (String) userInfo.get(EMAIL_KEY);
+		String name = (String) userInfo.get(NAME_KEY);
+		if (toAddress.length() > 0){
+		   mi.setSubject("您关注的产品降价了");
+		   mi.setMessage("尊敬的 "+name+", 您关注的产品 " + mi.getProductDesc() + " 降价了，欢迎购买!");
+		}
+
+	}
+
+
+	protected void sendEMails(MailInfo mi,boolean debug, List mailingList) throws IOException
+	{
+
+		System.out.println("开始发送邮件");
+
+
+		if (mailingList != null) {
+			Iterator iter = mailingList.iterator();
+			while (iter.hasNext()) {
+				configureEMail((HashMap) iter.next(),mi);
+				try 
+				{
+					if (mi.getToAddress().length() > 0)
+						MailUtil.sendEmail(mi.getToAddress(), mi.getToAddress(), mi.getSubject(), mi.getMessage(), mi.getSmtpHost(), debug);
+				} 
+				catch (Exception e) 
+				{
+
+					try {
+						MailUtil.sendEmail(mi.getToAddress(), mi.getToAddress(), mi.getSubject(), mi.getMessage(), mi.getAltSmtpHost(), debug);
+
+					} catch (Exception e2) 
+					{
+						System.out.println("通过备用 SMTP服务器发送邮件失败: " + e2.getMessage()); 
+					}
+				}
+			}
+		}
+		else {
+			System.out.println("没有邮件发送");
+		}
+
+	}
+}

students/799298900/src/com/leipengzj/myfirstGitFork.java

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+package com.leipengzj;
+
+/**
+ * Created by tyrion on 2017/6/15.
+ */
+public class myfirstGitFork {
+    public static void main(String[] args) {
+        System.out.println("myfirst git");
+    }
+}

students/799298900/src/com/leipengzj/product_promotion.txt

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+P8756 iPhone8
+P3946 XiaoMi10
+P8904 Oppo_R15
+P4955 Vivo_X20