java使用代理发送邮件

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java使用代理发送邮件

java使用代理发送邮件 java 工作

[size=18px;]最近用java写个发邮件的东东，然后打成jar包，jar包可以放在任何地方邮件正常发送[/size]

[size=18px;]要求：[/size]

[size=18px;]1、网络正常的情况下，可以发送；[/size]

[size=18px;]2、网络不正常的时候，需要使用内网连接到外网，使用代理发送邮件。[/size]

[size=18px;]部分代码拿出来分享一下：[/size]

[size=16px;]package com.zyuc.mail;[/size]

[size=16px;]import java.io.File; 
import java.util.HashMap; 
import java.util.Map; 
import java.util.Properties; 
import javax.activation.*; 
import javax.mail.*; 
import javax.mail.internet.*; 
import org.apache.log4j.Logger; 
import com.zyuc.domParse.DomParseXml; 
import com.zyuc.util.UtilTools;[/size]

[size=16px;]/** 
* 邮件发送 
* @author wangxw 
* 2011-10-26 
*/ 
public class JmailConfig { 
private static Logger logger = Logger.getLogger(JmailConfig.class); 
private static Map map = new HashMap(); 
private static JmailFileRead jmailFileRead = new JmailFileRead(); 
public String Email_Text = new String(); 
private static JmailConfig mail = new JmailConfig(); 
/** 
*构造函数初始化参数信息 
*/ 
public JmailConfig(){ 
//获得配置文件 
String configPath = UtilTools.getPath()+File.separator+"JmailConfig.xml"; 
File file = new File(configPath); 
//加载配置文件信息 
if(file.exists()){ 
map = new DomParseXml().parseXml(configPath); 
Email_Text = jmailFileRead.fileRead(map.get("Email_Text").toString()); 
}else{ 
logger.error("邮件配置文件未找到"); 
} 
} 
/** 
* 邮件附件的添加 
* @param multipart 
* @param filePath 
* @param fileName 
* @param k 
* @return boolean 
*/ 
private boolean addMultipart(Multipart multipart, String filePath, 
String fileName, int k) { 
boolean flag = true; 
try { 
MimeBodyPart messageBodyPart = new MimeBodyPart(); 
if (k == 0) { 
messageBodyPart.setText(Email_Text); 
multipart.addBodyPart(messageBodyPart); 
} 
messageBodyPart = new MimeBodyPart(); 
DataSource source = new FileDataSource(filePath); 
messageBodyPart.setDataHandler(new DataHandler(source)); 
messageBodyPart.setFileName(fileName); 
multipart.addBodyPart(messageBodyPart); 
} catch (Exception e) { 
flag = false; 
logger.error("邮件附件的添加失败" + e.getMessage()); 
e.printStackTrace(); 
} 
return flag; 
} 
/** 
* 发送邮件信息配置 
* @return boolean 
*/ 
public boolean sendMail(){ 
boolean sendFlag = true; 
final String username = map.get("Email_User").toString(); 
final String password = map.get("Email_Pswd").toString(); 
Session session; 
//获得是否使用代理发送的标识 
String Email_Proxy_Flag = map.get("Email_Proxy_Flag").toString(); 
if("1".equalsIgnoreCase(Email_Proxy_Flag)){ 
//若Email_Proxy_Flag==1则使用代理发送 
try { 
Properties props = System.getProperties(); 
props.put("mail.smtp.auth", "true"); 
props.setProperty("proxySet", "true"); 
props.setProperty("mail.stmp.host", map.get("Email_Host").toString()); 
props.setProperty("http.proxyhost",map.get("Email_Proxy_Host").toString()); 
props.setProperty("http.proxyport",map.get("Email_Proxy_Port").toString()); 
session = Session.getDefaultInstance(props, 
new Authenticator() { 
protected javax.mail.PasswordAuthentication getPasswordAuthentication() { 
return new javax.mail.PasswordAuthentication( 
username, password); 
} 
}); 
MimeMessage message = new MimeMessage(session); 
message.setFrom(new InternetAddress(map.get("Email_From").toString())); 
//多个接受者 
String[] to = map.get("Email_To").toString().split(";"); 
if (to != null) { 
InternetAddress[] toAddress = new InternetAddress[to.length]; 
for (int i = 0; i < to.length; i++) { 
toAddress[i] = new InternetAddress(to[i]); 
} 
message.addRecipients(Message.RecipientType.TO, toAddress); 
} 
//多个抄送者 
String[] cc = map.get("Email_Cc").toString().split(";"); 
if (null != cc) { 
InternetAddress[] ccAddress = new InternetAddress[cc.length]; 
for (int j = 0; j < cc.length; j++) { 
ccAddress[j] = new InternetAddress(cc[j]); 
} 
message.addRecipients(Message.RecipientType.CC, ccAddress); 
} 
message.setSubject(map.get("Email_Subject").toString()); 
//附件功能 
Multipart multipart = new MimeMultipart(); 
String[] filepath = map.get("FilePath").toString().split(";"); 
String[] attachName = map.get("AttachName").toString().split(";"); 
if (null != filepath) { 
for (int k = 0; k < filepath.length; k++) { 
addMultipart(multipart, filepath[k], attachName[k], k); 
} 
} else if (null == filepath) { 
message.setText(Email_Text); 
} 
message.setContent(multipart); 
Transport transport = session.getTransport("smtp"); 
transport.connect(map.get("Email_Host").toString(), username, password); 
transport.sendMessage(message, message.getAllRecipients()); 
transport.close(); 
} catch (Exception e) { 
sendFlag = false; 
logger.error("使用代理发送邮件出错" + e.getMessage()); 
e.printStackTrace(); 
} 
}else{ 
//若Email_Proxy_Flag!=1则不使用代理发送 
try { 
Properties props = System.getProperties(); 
props.put("mail.smtp.auth", "true"); 
props.setProperty("mail.stmp.host", map.get("Email_Host").toString()); 
session = Session.getDefaultInstance(props, 
new Authenticator() { 
protected javax.mail.PasswordAuthentication getPasswordAuthentication() { 
return new javax.mail.PasswordAuthentication( 
username, password); 
} 
}); 
MimeMessage message = new MimeMessage(session); 
message.setFrom(new InternetAddress(map.get("Email_From").toString())); 
//多个接收者 
String[] to = map.get("Email_To").toString().split(";"); 
if (to != null) { 
InternetAddress[] toAddress = new InternetAddress[to.length]; 
for (int i = 0; i < to.length; i++) { 
toAddress[i] = new InternetAddress(to[i]); 
} 
message.addRecipients(Message.RecipientType.TO, toAddress); 
} 
//多个抄送者 
String[] cc = map.get("Email_Cc").toString().split(";"); 
if (null != cc && cc.length > 0) { 
InternetAddress[] ccAddress = new InternetAddress[cc.length]; 
for (int j = 0; j < cc.length; j++) { 
ccAddress[j] = new InternetAddress(cc[j]); 
} 
message.addRecipients(Message.RecipientType.CC, ccAddress); 
} 
message.setSubject(map.get("Email_Subject").toString()); 
//附件功能 
Multipart multipart = new MimeMultipart(); 
String[] filepath = map.get("FilePath").toString().split(";"); 
String[] attachName = map.get("AttachName").toString().split(";"); 
if (null != filepath && filepath.length > 0 && attachName.length > 0 && filepath.length == attachName.length) { 
for (int k = 0; k < filepath.length; k++) { 
addMultipart(multipart, filepath[k], attachName[k], k); 
} 
} else if (null == filepath) { 
message.setText(Email_Text); 
} 
message.setContent(multipart); 
Transport transport = session.getTransport("smtp"); 
transport.connect(map.get("Email_Host").toString(), username, password); 
transport.sendMessage(message, message.getAllRecipients()); 
transport.close(); 
} catch (Exception e) { 
sendFlag = false; 
logger.error("发送邮件出错" + e.getMessage()); 
e.printStackTrace(); 
} 
} 
return sendFlag; 
} 
public String returnMessage(){ 
boolean flag = mail.sendMail(); 
StringBuffer sb = new StringBuffer(); 
if(flag){ 
sb.append("\n").append("邮件发送已成功").append("\t").append("\n"); 
sb.append("邮件发送者：" + map.get("Email_From").toString()).append("\t").append("\n"); 
sb.append("邮件发送至：" + map.get("Email_To").toString()).append("\t").append("\n"); 
sb.append("邮件抄送给：" + map.get("Email_Cc").toString()).append("\t").append("\n"); 
sb.append("邮件正文为：" + map.get("Email_Text").toString()).append("\t").append("\n"); 
sb.append("发送时间是：" + UtilTools.getDate()).append("\t").append("\n"); 
}else{ 
sb.append("\n").append("邮件发送失败").append("\t").append("\n"); 
sb.append("发送时间是：" + UtilTools.getDate()).append("\t").append("\n"); 
} 
return sb.toString(); 
} 
public static void main(String args[]) { 
logger.info("===============开始发送================="); 
logger.info(mail.returnMessage()); 
logger.info("===============发送结束================="); 
} 
} [/size]

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