知识大全 Javamail写带附件eml文件并调用Outlook

Posted 2022-07-19 附件

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　　将邮件写入到文件的代码

　　msg saveChanges();File f = new File( d:/test eml );msg writeTo(new FileOutputStream(f));

　　调用outlook的代码

　　Process p = Runtime getRuntime() exec( cmd /C start msimn exe /eml:d:/test eml );

　　完整的代码如下

　　package code jdk mail;

　　import java io File;import java io FileNotFoundException;import java io FileOutputStream;import java io IOException;import java util Date;import java util Enumeration;import java util HashMap;import java util Properties;import java util Vector;

　　import javax activation DataHandler;import javax activation FileDataSource;import javax mail Address;import javax mail AuthenticationFailedException;import javax mail Message;import javax mail MessagingException;import javax mail Multipart;import javax mail Session;import javax mail Transport;import javax mail internet InternetAddress;import javax mail internet MimeBodyPart;import javax mail internet MimeMessage;import javax mail internet MimeMultipart;import javax mail internet MimeUtility;

　　public class EmailWriteToFile // 定义发件人收件人 SMTP服务器用户名密码主题内容等private String displayName;

　　private String to;

　　private String from;

　　private String smtpServer;

　　private String username;

　　private String password;

　　private String subject;

　　private String content;

　　private boolean ifAuth; // 服务器是否要身份认证

　　private String filename = ;

　　private Vector file = new Vector(); // 用于保存发送附件的文件名的集合

　　private String contentType = text/ ;

　　private String charset = utf ;

　　public void addFile(String filename) file add(filename);

　　public String getContentType() return contentType;

　　public void setContentType(String contentType) ntentType = contentType;

　　public String getCharset() return charset;

　　public void setCharset(String charset) this charset = charset;

　　/*** 设置SMTP服务器地址*/public void setSmtpServer(String smtpServer) this smtpServer = smtpServer;

　　/*** 设置发件人的地址*/public void setFrom(String from) this from = from;

　　/*** 设置显示的名称*/public void setDisplayName(String displayName) this displayName = displayName;

　　/*** 设置服务器是否需要身份认证*/public void setIfAuth(boolean ifAuth) this ifAuth = ifAuth;

　　/*** 设置E mail用户名*/public void setUserName(String username) this username = username;

　　/*** 设置E mail密码*/public void setPassword(String password) this password = password;

　　/*** 设置接收者*/public void setTo(String to) this to = to;

　　/*** 设置主题*/public void setSubject(String subject) this subject = subject;

　　/*** 设置主体内容*/public void setContent(String content) ntent = content;

　　public EmailWriteToFile()

　　private int port = ;

　　public int getPort() return port;

　　public void setPort(int port) this port = port;

　　/*** 发送邮件** @throws IOException* @throws FileNotFoundException*/public boolean send() throws FileNotFoundException IOException HashMap＜String String＞ map = new HashMap＜String String＞();map put( state success );String message = 邮件发送成功！ ;Session session = null;Properties props = System getProperties();props put( mail smtp host smtpServer);props put( mail smtp port port);try

　　props put( mail smtp auth false );session = Session getDefaultInstance(props null);

　　session setDebug(false);Transport trans = null;Message msg = new MimeMessage(session);try Address from_address = new InternetAddress(from displayName);msg setFrom(from_address); catch (java io UnsupportedEncodingException e) e printStackTrace();InternetAddress[] address = new InternetAddress(to) ;msg setRecipients(Message RecipientType TO address);msg setSubject(subject);Multipart mp = new MimeMultipart();MimeBodyPart mbp = new MimeBodyPart();mbp setContent(content toString() getContentType() + ; charset= + getCharset());mp addBodyPart(mbp);if (!file isEmpty()) // 有附件Enumeration efile = file elements();while (efile hasMoreElements()) mbp = new MimeBodyPart();filename = efile nextElement() toString(); // 选择出每一个附件名FileDataSource fds = new FileDataSource(filename); // 得到数据源mbp setDataHandler(new DataHandler(fds)); // 得到附件本身并至入BodyPartmbp setFileName(MimeUtility encodeText(fds getName() getCharset() B )); // 得到文件名同样至入BodyPartmp addBodyPart(mbp);file removeAllElements();msg setContent(mp); // Multipart加入到信件msg setSentDate(new Date()); // 设置信件头的发送日期// 发送信件msg saveChanges();File f = new File( d:/test eml );msg writeTo(new FileOutputStream(f));

　　 catch (AuthenticationFailedException e) map put( state failed );message = 邮件发送失败！错误原因 + 身份验证错误! ;e printStackTrace();return false; catch (MessagingException e) message = 邮件发送失败！错误原因 + e getMessage();map put( state failed );e printStackTrace();Exception ex = null;if ((ex = e getNextException()) != null) System out println(ex toString());ex printStackTrace();return false;// System out println( 提示信息: +message);map put( message message);return true;

　　public static void main(String[] args) throws FileNotFoundException IOException InterruptedException EmailWriteToFile o = new EmailWriteToFile();o setSmtpServer( localhost );o setFrom( );o setDisplayName( TOM );o setTo( );o setSubject( Test Subject );o setContent( Test Content );o setCharset( GBK );o addFile( e:/读我 txt );o send();Process p = Runtime getRuntime() exec( cmd /C start msimn exe /eml:d:/test eml );

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