apache的commons-email 類庫開發示例

利用apache的commons-email類庫發送郵件示例代碼，commons-email類庫地址：http://commons.apache.org/proper/commons-email/

1、maven應用

2. <!-- https://mvnrepository.com/artifact/org.apache.commons/commons-email -->
3. <dependency>
4. <groupId>org.apache.commons</groupId>
5. <artifactId>commons-email</artifactId>
6. <version>1.5</version>
7. </dependency>

2、示例代碼

2. package com.demo.email;
4. import org.apache.commons.mail.*;
5. import org.apache.commons.mail.resolver.DataSourceUrlResolver;
7. import java.net.URL;
9. /**
10. * Created by wuguowei on 2018/7/30.
11. */
12. public class TestApacheEmail {
13. private static String sHostName = "smtp.mxhichina.com";
14. private static int nSmtpPort = 465;
15. private static String sUserName = "your@email.com";
16. private static String sPassword = "youreamilpassword";
17. private static String sFromEmail = "your@email.com";
18. private static String sToEmail = "receive@qq.com";
21. public static void main(String[] args) throws Exception {
22. //sendSimpleEmail();
23. //sendEmailAttachment();
24. //sendUrlAttachmentEmail();
25. //sendHtmlEmail();
26. sendInnerImageHtmlEmail();
27. }
29. /**
30. * 發送純文本郵件
31. *
32. * @throws Exception
33. */
34. public static void sendSimpleEmail() throws Exception {
35. Email email = new SimpleEmail();
36. email.setHostName(sHostName);
37. email.setSmtpPort(nSmtpPort);
38. email.setAuthenticator(new DefaultAuthenticator(sUserName, sPassword));
39. email.setSSLOnConnect(true);
40. email.setFrom(sFromEmail);
41. email.setSubject("sendSimpleEmail");
42. email.setMsg("This is sendSimpleEmail ... :-)");
43. email.addTo(sToEmail);
44. email.send();
45. }
47. /**
48. * 發送附件郵件
49. *
50. * @throws Exception
51. */
52. public static void sendEmailAttachment() throws Exception {
53. // Create the attachment
54. EmailAttachment attachment = new EmailAttachment();
55. attachment.setPath("/Users/wuguowei/Downloads/baidu.png");
56. //發送url地址
57. //attachment.setURL(new URL("http://www.apache.org/images/asf_logo_wide.gif"));
58. attachment.setDisposition(EmailAttachment.ATTACHMENT);
59. attachment.setDescription("Picture of John");
60. attachment.setName("John");
62. // Create the email message
63. MultiPartEmail email = new MultiPartEmail();
64. email.setHostName(sHostName);
65. email.setSmtpPort(nSmtpPort);
66. email.setAuthenticator(new DefaultAuthenticator(sUserName, sPassword));
67. email.setSSLOnConnect(true);
68. email.setFrom(sFromEmail, "Me");
69. email.addTo(sToEmail);
70. email.setSubject("The sendEmailAttachment");
71. email.setMsg("Here is sendEmailAttachment");
73. // add the attachment
74. email.attach(attachment);
76. // send the email
77. email.send();
78. }
80. /**
81. * 發送遠程的url地址的圖片附件
82. *
83. * @throws Exception
84. */
85. private static void sendUrlAttachmentEmail() throws Exception {
86. // Create the attachment
87. EmailAttachment attachment = new EmailAttachment();
88. //發送url地址
89. attachment.setURL(new URL("http://www.apache.org/images/asf_logo_wide.gif"));
90. attachment.setDisposition(EmailAttachment.ATTACHMENT);
91. attachment.setDescription("Picture of John");
92. attachment.setName("John");
94. // Create the email message
95. MultiPartEmail email = new MultiPartEmail();
96. email.setHostName(sHostName);
97. email.setSmtpPort(nSmtpPort);
98. email.setAuthenticator(new DefaultAuthenticator(sUserName, sPassword));
99. email.setSSLOnConnect(true);
100. email.setFrom(sFromEmail, "Me");
101. email.addTo(sToEmail);
102. email.setSubject("sendUrlAttachmentEmail");
103. email.setMsg("Here is sendUrlAttachmentEmail");
105. // add the attachment
106. email.attach(attachment);
108. // send the email
109. email.send();
110. }
112. /**
113. * 發送htmlEmail
114. *
115. * @throws Exception
116. */
117. private static void sendHtmlEmail() throws Exception {
118. // Create the email message
119. HtmlEmail email = new HtmlEmail();
120. email.setHostName(sHostName);
121. email.setSmtpPort(nSmtpPort);
122. email.setAuthenticator(new DefaultAuthenticator(sUserName, sPassword));
123. email.setSSLOnConnect(true);
124. email.setFrom(sFromEmail, "Me");
125. email.addTo(sToEmail);
126. email.setSubject("sendHtmlEmail");
128. // embed the image and get the content id
129. URL url = new URL("http://www.apache.org/images/asf_logo_wide.gif");
130. String cid = email.embed(url, "Apache logo");
132. // set the html message
133. email.setHtmlMsg("<html>The apache logo - <img src="cid:" + cid + ""></html>");
135. // set the alternative message
136. email.setTextMsg("Your email client does not support HTML messages");
138. // send the email
139. email.send();
140. }
142. /**
143. * 發送htmlEmail,把圖片轉換為內部圖片發送郵件
144. *
145. * @throws Exception
146. */
147. private static void sendInnerImageHtmlEmail() throws Exception {
148. // load your HTML email template,可以cid的方式,或者是具體的url地址
149. String htmlEmailTemplate = "<html>The apache logo - <img src="http://commons.apache.org/proper/commons-email/images/commons-logo.png"></html>";
151. // define you base URL to resolve relative resource locations
152. URL url = new URL("http://www.apache.org");
154. // create the email message
155. DataSourceUrlResolver dataSourceUrlResolver = new DataSourceUrlResolver(url);
156. ImageHtmlEmail email = new ImageHtmlEmail();
157. email.setDataSourceResolver(dataSourceUrlResolver);
158. email.setHostName(sHostName);
159. email.setSmtpPort(nSmtpPort);
160. email.setAuthenticator(new DefaultAuthenticator(sUserName, sPassword));
161. email.setSSLOnConnect(true);
162. email.setFrom(sFromEmail, "Me");
163. email.addTo(sToEmail);
164. email.setSubject("Test email with inline image");
166. // set the html message
167. email.setHtmlMsg(htmlEmailTemplate);
169. // set the alternative message
170. email.setTextMsg("Your email client does not support HTML messages");
172. // send the email
173. email.send();
174. }
177. }

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