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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.admin4j.deps.commons.mail;
import java.io.UnsupportedEncodingException;
import java.nio.charset.Charset;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Date;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import javax.mail.Authenticator;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Session;
import javax.mail.Store;
import javax.mail.Transport;
import javax.mail.internet.AddressException;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.NamingException;
/**
* The base class for all email messages. This class sets the
* sender's email & name, receiver's email & name, subject, and the
* sent date. Subclasses are responsible for setting the message
* body.
*
* @since 1.0
* @author Quinton McCombs
* @author Jon S. Stevens
* @author Frank Y. Kim
* @author Brett McLaughlin
* @author Greg Ritter
* @author Regis Koenig
* @author Colin Chalmers
* @author Matthias Wessendorf
* @author Corey Scott
* @version $Revision: 783910 $ $Date: 2009-06-11 23:13:54 +0200 (Thu, 11 Jun 2009) $
* @version $Id: Email.java 783910 2009-06-11 21:13:54Z sgoeschl $
*/
public abstract class Email
{
/** Constants used by Email classes. */
/** */
public static final String SENDER_EMAIL = "sender.email";
/** */
public static final String SENDER_NAME = "sender.name";
/** */
public static final String RECEIVER_EMAIL = "receiver.email";
/** */
public static final String RECEIVER_NAME = "receiver.name";
/** */
public static final String EMAIL_SUBJECT = "email.subject";
/** */
public static final String EMAIL_BODY = "email.body";
/** */
public static final String CONTENT_TYPE = "content.type";
/** */
public static final String MAIL_HOST = "mail.smtp.host";
/** */
public static final String MAIL_PORT = "mail.smtp.port";
/** */
public static final String MAIL_SMTP_FROM = "mail.smtp.from";
/** */
public static final String MAIL_SMTP_AUTH = "mail.smtp.auth";
/** */
public static final String MAIL_SMTP_USER = "mail.smtp.user";
/** */
public static final String MAIL_SMTP_PASSWORD = "mail.smtp.password";
/** */
public static final String MAIL_TRANSPORT_PROTOCOL =
"mail.transport.protocol";
/**
* @since 1.1
*/
public static final String MAIL_TRANSPORT_TLS = "mail.smtp.starttls.enable";
/** */
public static final String MAIL_SMTP_SOCKET_FACTORY_FALLBACK = "mail.smtp.socketFactory.fallback";
/** */
public static final String MAIL_SMTP_SOCKET_FACTORY_CLASS = "mail.smtp.socketFactory.class";
/** */
public static final String MAIL_SMTP_SOCKET_FACTORY_PORT = "mail.smtp.socketFactory.port";
/**
* Socket connection timeout value in milliseconds. Default is infinite timeout.
* @since 1.2
*/
public static final String MAIL_SMTP_CONNECTIONTIMEOUT = "mail.smtp.connectiontimeout";
/**
* Socket I/O timeout value in milliseconds. Default is infinite timeout.
* @since 1.2
*/
public static final String MAIL_SMTP_TIMEOUT = "mail.smtp.timeout";
/** */
public static final String SMTP = "smtp";
/** */
public static final String TEXT_HTML = "text/html";
/** */
public static final String TEXT_PLAIN = "text/plain";
/** */
public static final String ATTACHMENTS = "attachments";
/** */
public static final String FILE_SERVER = "file.server";
/** */
public static final String MAIL_DEBUG = "mail.debug";
/** */
public static final String KOI8_R = "koi8-r";
/** */
public static final String ISO_8859_1 = "iso-8859-1";
/** */
public static final String US_ASCII = "us-ascii";
/** The email message to send. */
protected MimeMessage message;
/** The charset to use for this message */
protected String charset;
/** The Address of the sending party, mandatory */
protected InternetAddress fromAddress;
/** The Subject */
protected String subject;
/** An attachment */
protected MimeMultipart emailBody;
/** The content */
protected Object content;
/** The content type */
protected String contentType;
/** Set session debugging on or off */
protected boolean debug;
/** Sent date */
protected Date sentDate;
/**
* Instance of an Authenticator object that will be used
* when authentication is requested from the mail server.
*/
protected Authenticator authenticator;
/**
* The hostname of the mail server with which to connect. If null will try
* to get property from system.properties. If still null, quit
*/
protected String hostName;
/**
* The port number of the mail server to connect to.
* Defaults to the standard port ( 25 ).
*/
protected String smtpPort = "25";
/**
* The port number of the SSL enabled SMTP server;
* defaults to the standard port, 465.
*/
protected String sslSmtpPort = "465";
/** List of "to" email adresses */
protected List toList = new ArrayList();
/** List of "cc" email adresses */
protected List ccList = new ArrayList();
/** List of "bcc" email adresses */
protected List bccList = new ArrayList();
/** List of "replyTo" email adresses */
protected List replyList = new ArrayList();
/**
* Address to which undeliverable mail should be sent.
* Because this is handled by JavaMail as a String property
* in the mail session, this property is of type String
* rather than InternetAddress.
*/
protected String bounceAddress;
/**
* Used to specify the mail headers. Example:
*
* X-Mailer: Sendmail, X-Priority: 1( highest )
* or 2( high ) 3( normal ) 4( low ) and 5( lowest )
* Disposition-Notification-To: [email protected]
*/
protected Map headers = new HashMap();
/**
* Used to determine whether to use pop3 before smtp, and if so the settings.
*/
protected boolean popBeforeSmtp;
/** the host name of the pop3 server */
protected String popHost;
/** the user name to log into the pop3 server */
protected String popUsername;
/** the password to log into the pop3 server */
protected String popPassword;
/** does server require TLS encryption for authentication */
protected boolean tls;
/** does the current transport use SSL encryption? */
protected boolean ssl;
/** socket I/O timeout value in milliseconds */
protected int socketTimeout;
/** socket connection timeout value in milliseconds */
protected int socketConnectionTimeout;
/** The Session to mail with */
private Session session;
/**
* Setting to true will enable the display of debug information.
*
* @param d A boolean.
* @since 1.0
*/
public void setDebug(boolean d)
{
this.debug = d;
}
/**
* Sets the userName and password if authentication is needed. If this
* method is not used, no authentication will be performed.
*
* This method will create a new instance of
* DefaultAuthenticator using the supplied parameters.
*
* @param userName User name for the SMTP server
* @param password password for the SMTP server
* @see DefaultAuthenticator
* @see #setAuthenticator
* @since 1.0
*/
public void setAuthentication(String userName, String password)
{
this.authenticator = new DefaultAuthenticator(userName, password);
this.setAuthenticator(this.authenticator);
}
/**
* Sets the Authenticator to be used when authentication
* is requested from the mail server.
*
* This method should be used when your outgoing mail server requires
* authentication. Your mail server must also support RFC2554.
*
* @param newAuthenticator the Authenticator object.
* @see Authenticator
* @since 1.0
*/
public void setAuthenticator(Authenticator newAuthenticator)
{
this.authenticator = newAuthenticator;
}
/**
* Set the charset of the message.
*
* @param newCharset A String.
* @throws java.nio.charset.IllegalCharsetNameException if the charset name is invalid
* @throws java.nio.charset.UnsupportedCharsetException if no support for the named charset
* exists in the current JVM
* @since 1.0
*/
public void setCharset(String newCharset)
{
Charset set = Charset.forName(newCharset);
this.charset = set.name();
}
/**
* Set the emailBody to a MimeMultiPart
*
* @param aMimeMultipart aMimeMultipart
* @since 1.0
*/
public void setContent(MimeMultipart aMimeMultipart)
{
this.emailBody = aMimeMultipart;
}
/**
* Set the content & contentType
*
* @param aObject aObject
* @param aContentType aContentType
* @since 1.0
*/
public void setContent(Object aObject, String aContentType)
{
this.content = aObject;
this.updateContentType(aContentType);
}
/**
* Update the contentType.
*
* @param aContentType aContentType
* @since 1.2
*/
public void updateContentType(final String aContentType)
{
if (EmailUtils.isEmpty(aContentType))
{
this.contentType = null;
}
else
{
// set the content type
this.contentType = aContentType;
// set the charset if the input was properly formed
String strMarker = "; charset=";
int charsetPos = aContentType.toLowerCase().indexOf(strMarker);
if (charsetPos != -1)
{
// find the next space (after the marker)
charsetPos += strMarker.length();
int intCharsetEnd =
aContentType.toLowerCase().indexOf(" ", charsetPos);
if (intCharsetEnd != -1)
{
this.charset =
aContentType.substring(charsetPos, intCharsetEnd);
}
else
{
this.charset = aContentType.substring(charsetPos);
}
}
else
{
// use the default charset, if one exists, for messages
// whose content-type is some form of text.
if (this.contentType.startsWith("text/") && EmailUtils.isNotEmpty(this.charset))
{
StringBuffer contentTypeBuf = new StringBuffer(this.contentType);
contentTypeBuf.append(strMarker);
contentTypeBuf.append(this.charset);
this.contentType = contentTypeBuf.toString();
}
}
}
}
/**
* Set the hostname of the outgoing mail server
*
* @param aHostName aHostName
* @since 1.0
*/
public void setHostName(String aHostName)
{
this.hostName = aHostName;
}
/**
* Set or disable the TLS encryption
*
* @param withTLS true if TLS needed, false otherwise
* @since 1.1
*/
public void setTLS(boolean withTLS)
{
this.tls = withTLS;
}
/**
* Set the port number of the outgoing mail server.
* @param aPortNumber aPortNumber
* @since 1.0
*/
public void setSmtpPort(int aPortNumber)
{
if (aPortNumber < 1)
{
throw new IllegalArgumentException(
"Cannot connect to a port number that is less than 1 ( "
+ aPortNumber
+ " )");
}
this.smtpPort = Integer.toString(aPortNumber);
}
/**
* Supply a mail Session object to use. Please note that passing
* a username and password (in the case of mail authentication) will
* create a new mail session with a DefaultAuthenticator. This is a
* convience but might come unexpected.
*
* If mail authentication is used but NO username and password
* is supplied the implementation assumes that you have set a
* authenticator and will use the existing mail session (as expected).
*
* @param aSession mail session to be used
* @since 1.0
*/
public void setMailSession(Session aSession)
{
EmailUtils.notNull(aSession, "no mail session supplied");
Properties sessionProperties = aSession.getProperties();
String auth = sessionProperties.getProperty(MAIL_SMTP_AUTH);
if ("true".equalsIgnoreCase(auth))
{
String userName = sessionProperties.getProperty(MAIL_SMTP_USER);
String password = sessionProperties.getProperty(MAIL_SMTP_PASSWORD);
if (EmailUtils.isNotEmpty(userName) && EmailUtils.isNotEmpty(password))
{
// only create a new mail session with an authenticator if
// authentication is required and no user name is given
this.authenticator = new DefaultAuthenticator(userName, password);
this.session = Session.getInstance(sessionProperties, this.authenticator);
}
else
{
// assume that the given mail session contains a working authenticator
this.session = aSession;
}
}
else
{
this.session = aSession;
}
}
/**
* Supply a mail Session object from a JNDI directory
* @param jndiName name of JNDI ressource (javax.mail.Session type), ressource
* if searched in java:comp/env if name dont start with "java:"
* @throws IllegalArgumentException JNDI name null or empty
* @throws NamingException ressource can be retrieved from JNDI directory
* @since 1.1
*/
public void setMailSessionFromJNDI(String jndiName) throws NamingException
{
if (EmailUtils.isEmpty(jndiName))
{
throw new IllegalArgumentException("JNDI name missing");
}
Context ctx = null;
if (jndiName.startsWith("java:"))
{
ctx = new InitialContext();
}
else
{
ctx = (Context) new InitialContext().lookup("java:comp/env");
}
this.setMailSession((Session) ctx.lookup(jndiName));
}
/**
* Initialise a mailsession object
*
* @return A Session.
* @throws EmailException thrown when host name was not set.
* @since 1.0
*/
public Session getMailSession() throws EmailException
{
if (this.session == null)
{
Properties properties = new Properties(System.getProperties());
properties.setProperty(MAIL_TRANSPORT_PROTOCOL, SMTP);
if (EmailUtils.isEmpty(this.hostName))
{
this.hostName = properties.getProperty(MAIL_HOST);
}
if (EmailUtils.isEmpty(this.hostName))
{
throw new EmailException(
"Cannot find valid hostname for mail session");
}
properties.setProperty(MAIL_PORT, smtpPort);
properties.setProperty(MAIL_HOST, hostName);
properties.setProperty(MAIL_DEBUG, String.valueOf(this.debug));
if (this.authenticator != null)
{
properties.setProperty(MAIL_TRANSPORT_TLS, tls ? "true" : "false");
properties.setProperty(MAIL_SMTP_AUTH, "true");
}
if (this.ssl)
{
properties.setProperty(MAIL_PORT, sslSmtpPort);
properties.setProperty(MAIL_SMTP_SOCKET_FACTORY_PORT, sslSmtpPort);
properties.setProperty(MAIL_SMTP_SOCKET_FACTORY_CLASS, "javax.net.ssl.SSLSocketFactory");
properties.setProperty(MAIL_SMTP_SOCKET_FACTORY_FALLBACK, "false");
}
if (this.bounceAddress != null)
{
properties.setProperty(MAIL_SMTP_FROM, this.bounceAddress);
}
if (this.socketTimeout > 0)
{
properties.setProperty(MAIL_SMTP_TIMEOUT, Integer.toString(this.socketTimeout));
}
if (this.socketConnectionTimeout > 0)
{
properties.setProperty(MAIL_SMTP_CONNECTIONTIMEOUT, Integer.toString(this.socketConnectionTimeout));
}
// changed this (back) to getInstance due to security exceptions
// caused when testing using maven
this.session =
Session.getInstance(properties, this.authenticator);
}
return this.session;
}
/**
* Creates a InternetAddress.
*
* @param email An email address.
* @param name A name.
* @param charsetName The name of the charset to encode the name with.
* @return An internet address.
* @throws EmailException Thrown when the supplied address, name or charset were invalid.
*/
private InternetAddress createInternetAddress(String email, String name, String charsetName)
throws EmailException
{
InternetAddress address = null;
try
{
address = new InternetAddress(email);
// check name input
if (EmailUtils.isEmpty(name))
{
name = email;
}
// check charset input.
if (EmailUtils.isEmpty(charsetName))
{
address.setPersonal(name);
}
else
{
// canonicalize the charset name and make sure
// the current platform supports it.
Charset set = Charset.forName(charsetName);
address.setPersonal(name, set.name());
}
// run sanity check on new InternetAddress object; if this fails
// it will throw AddressException.
address.validate();
}
catch (AddressException e)
{
throw new EmailException(e);
}
catch (UnsupportedEncodingException e)
{
throw new EmailException(e);
}
return address;
}
/**
* Set the FROM field of the email to use the specified address. The email
* address will also be used as the personal name.
* The name will be encoded by the charset of {@link #setCharset(java.lang.String) setCharset()}.
* If it is not set, it will be encoded using
* the Java platform's default charset (UTF-16) if it contains
* non-ASCII characters; otherwise, it is used as is.
*
* @param email A String.
* @return An Email.
* @throws EmailException Indicates an invalid email address.
* @since 1.0
*/
public Email setFrom(String email)
throws EmailException
{
return setFrom(email, null);
}
/**
* Set the FROM field of the email to use the specified address and the
* specified personal name.
* The name will be encoded by the charset of {@link #setCharset(java.lang.String) setCharset()}.
* If it is not set, it will be encoded using
* the Java platform's default charset (UTF-16) if it contains
* non-ASCII characters; otherwise, it is used as is.
*
* @param email A String.
* @param name A String.
* @throws EmailException Indicates an invalid email address.
* @return An Email.
* @since 1.0
*/
public Email setFrom(String email, String name)
throws EmailException
{
return setFrom(email, name, this.charset);
}
/**
* Set the FROM field of the email to use the specified address, personal
* name, and charset encoding for the name.
*
* @param email A String.
* @param name A String.
* @param charset The charset to encode the name with.
* @throws EmailException Indicates an invalid email address or charset.
* @return An Email.
* @since 1.1
*/
public Email setFrom(String email, String name, String charset)
throws EmailException
{
this.fromAddress = createInternetAddress(email, name, charset);
return this;
}
/**
* Add a recipient TO to the email. The email
* address will also be used as the personal name.
* The name will be encoded by the charset of
* {@link #setCharset(java.lang.String) setCharset()}.
* If it is not set, it will be encoded using
* the Java platform's default charset (UTF-16) if it contains
* non-ASCII characters; otherwise, it is used as is.
*
* @param email A String.
* @throws EmailException Indicates an invalid email address.
* @return An Email.
* @since 1.0
*/
public Email addTo(String email)
throws EmailException
{
return addTo(email, null);
}
/**
* Add a recipient TO to the email using the specified address and the
* specified personal name.
* The name will be encoded by the charset of
* {@link #setCharset(java.lang.String) setCharset()}.
* If it is not set, it will be encoded using
* the Java platform's default charset (UTF-16) if it contains
* non-ASCII characters; otherwise, it is used as is.
*
* @param email A String.
* @param name A String.
* @throws EmailException Indicates an invalid email address.
* @return An Email.
* @since 1.0
*/
public Email addTo(String email, String name)
throws EmailException
{
return addTo(email, name, this.charset);
}
/**
* Add a recipient TO to the email using the specified address, personal
* name, and charset encoding for the name.
*
* @param email A String.
* @param name A String.
* @param charset The charset to encode the name with.
* @throws EmailException Indicates an invalid email address or charset.
* @return An Email.
* @since 1.1
*/
public Email addTo(String email, String name, String charset)
throws EmailException
{
this.toList.add(createInternetAddress(email, name, charset));
return this;
}
/**
* Set a list of "TO" addresses. All elements in the specified
* Collection are expected to be of type
* java.mail.internet.InternetAddress.
*
* @param aCollection collection of InternetAddress objects.
* @throws EmailException Indicates an invalid email address.
* @return An Email.
* @see javax.mail.internet.InternetAddress
* @since 1.0
*/
public Email setTo(Collection aCollection) throws EmailException
{
if (aCollection == null || aCollection.isEmpty())
{
throw new EmailException("Address List provided was invalid");
}
this.toList = new ArrayList(aCollection);
return this;
}
/**
* Add a recipient CC to the email. The email
* address will also be used as the personal name.
* The name will be encoded by the charset of {@link #setCharset(java.lang.String) setCharset()}.
* If it is not set, it will be encoded using
* the Java platform's default charset (UTF-16) if it contains
* non-ASCII characters; otherwise, it is used as is.
*
* @param email A String.
* @return An Email.
* @throws EmailException Indicates an invalid email address.
* @since 1.0
*/
public Email addCc(String email)
throws EmailException
{
return this.addCc(email, null);
}
/**
* Add a recipient CC to the email using the specified address and the
* specified personal name.
* The name will be encoded by the charset of {@link #setCharset(java.lang.String) setCharset()}.
* If it is not set, it will be encoded using
* the Java platform's default charset (UTF-16) if it contains
* non-ASCII characters; otherwise, it is used as is.
*
* @param email A String.
* @param name A String.
* @throws EmailException Indicates an invalid email address.
* @return An Email.
* @since 1.0
*/
public Email addCc(String email, String name)
throws EmailException
{
return addCc(email, name, this.charset);
}
/**
* Add a recipient CC to the email using the specified address, personal
* name, and charset encoding for the name.
*
* @param email A String.
* @param name A String.
* @param charset The charset to encode the name with.
* @throws EmailException Indicates an invalid email address or charset.
* @return An Email.
* @since 1.1
*/
public Email addCc(String email, String name, String charset)
throws EmailException
{
this.ccList.add(createInternetAddress(email, name, charset));
return this;
}
/**
* Set a list of "CC" addresses. All elements in the specified
* Collection are expected to be of type
* java.mail.internet.InternetAddress.
*
* @param aCollection collection of InternetAddress objects.
* @return An Email.
* @throws EmailException Indicates an invalid email address.
* @see javax.mail.internet.InternetAddress
* @since 1.0
*/
public Email setCc(Collection aCollection) throws EmailException
{
if (aCollection == null || aCollection.isEmpty())
{
throw new EmailException("Address List provided was invalid");
}
this.ccList = new ArrayList(aCollection);
return this;
}
/**
* Add a blind BCC recipient to the email. The email
* address will also be used as the personal name.
* The name will be encoded by the charset of {@link #setCharset(java.lang.String) setCharset()}.
* If it is not set, it will be encoded using
* the Java platform's default charset (UTF-16) if it contains
* non-ASCII characters; otherwise, it is used as is.
*
* @param email A String.
* @return An Email.
* @throws EmailException Indicates an invalid email address
* @since 1.0
*/
public Email addBcc(String email)
throws EmailException
{
return this.addBcc(email, null);
}
/**
* Add a blind BCC recipient to the email using the specified address and
* the specified personal name.
* The name will be encoded by the charset of {@link #setCharset(java.lang.String) setCharset()}.
* If it is not set, it will be encoded using
* the Java platform's default charset (UTF-16) if it contains
* non-ASCII characters; otherwise, it is used as is.
*
* @param email A String.
* @param name A String.
* @return An Email.
* @throws EmailException Indicates an invalid email address
* @since 1.0
*/
public Email addBcc(String email, String name)
throws EmailException
{
return addBcc(email, name, this.charset);
}
/**
* Add a blind BCC recipient to the email using the specified address,
* personal name, and charset encoding for the name.
*
* @param email A String.
* @param name A String.
* @param charset The charset to encode the name with.
* @return An Email.
* @throws EmailException Indicates an invalid email address
* @since 1.1
*/
public Email addBcc(String email, String name, String charset)
throws EmailException
{
this.bccList.add(createInternetAddress(email, name, charset));
return this;
}
/**
* Set a list of "BCC" addresses. All elements in the specified
* Collection are expected to be of type
* java.mail.internet.InternetAddress.
*
* @param aCollection collection of InternetAddress objects
* @return An Email.
* @throws EmailException Indicates an invalid email address
* @see javax.mail.internet.InternetAddress
* @since 1.0
*/
public Email setBcc(Collection aCollection) throws EmailException
{
if (aCollection == null || aCollection.isEmpty())
{
throw new EmailException("Address List provided was invalid");
}
this.bccList = new ArrayList(aCollection);
return this;
}
/**
* Add a reply to address to the email. The email
* address will also be used as the personal name.
* The name will be encoded by the charset of {@link #setCharset(java.lang.String) setCharset()}.
* If it is not set, it will be encoded using
* the Java platform's default charset (UTF-16) if it contains
* non-ASCII characters; otherwise, it is used as is.
*
* @param email A String.
* @return An Email.
* @throws EmailException Indicates an invalid email address
* @since 1.0
*/
public Email addReplyTo(String email)
throws EmailException
{
return this.addReplyTo(email, null);
}
/**
* Add a reply to address to the email using the specified address and
* the specified personal name.
* The name will be encoded by the charset of {@link #setCharset(java.lang.String) setCharset()}.
* If it is not set, it will be encoded using
* the Java platform's default charset (UTF-16) if it contains
* non-ASCII characters; otherwise, it is used as is.
*
* @param email A String.
* @param name A String.
* @return An Email.
* @throws EmailException Indicates an invalid email address
* @since 1.0
*/
public Email addReplyTo(String email, String name)
throws EmailException
{
return addReplyTo(email, name, this.charset);
}
/**
* Add a reply to address to the email using the specified address,
* personal name, and charset encoding for the name.
*
* @param email A String.
* @param name A String.
* @param charset The charset to encode the name with.
* @return An Email.
* @throws EmailException Indicates an invalid email address or charset.
* @since 1.1
*/
public Email addReplyTo(String email, String name, String charset)
throws EmailException
{
this.replyList.add(createInternetAddress(email, name, charset));
return this;
}
/**
* Set a list of reply to addresses. All elements in the specified
* Collection are expected to be of type
* java.mail.internet.InternetAddress.
*
* @param aCollection collection of InternetAddress objects
* @return An Email.
* @throws EmailException Indicates an invalid email address
* @see javax.mail.internet.InternetAddress
* @since 1.1
*/
public Email setReplyTo(Collection aCollection) throws EmailException
{
if (aCollection == null || aCollection.isEmpty())
{
throw new EmailException("Address List provided was invalid");
}
this.replyList = new ArrayList(aCollection);
return this;
}
/**
* Used to specify the mail headers. Example:
*
* X-Mailer: Sendmail, X-Priority: 1( highest )
* or 2( high ) 3( normal ) 4( low ) and 5( lowest )
* Disposition-Notification-To: [email protected]
*
* @param map A Map.
* @since 1.0
*/
public void setHeaders(Map map)
{
Iterator iterKeyBad = map.entrySet().iterator();
while (iterKeyBad.hasNext())
{
Map.Entry entry = (Map.Entry) iterKeyBad.next();
String strName = (String) entry.getKey();
String strValue = (String) entry.getValue();
if (EmailUtils.isEmpty(strName))
{
throw new IllegalArgumentException("name can not be null");
}
if (EmailUtils.isEmpty(strValue))
{
throw new IllegalArgumentException("value can not be null");
}
}
// all is ok, update headers
this.headers = map;
}
/**
* Adds a header ( name, value ) to the headers Map.
*
* @param name A String with the name.
* @param value A String with the value.
* @since 1.0
*/
public void addHeader(String name, String value)
{
if (EmailUtils.isEmpty(name))
{
throw new IllegalArgumentException("name can not be null");
}
if (EmailUtils.isEmpty(value))
{
throw new IllegalArgumentException("value can not be null");
}
this.headers.put(name, value);
}
/**
* Set the email subject.
*
* @param aSubject A String.
* @return An Email.
* @since 1.0
*/
public Email setSubject(String aSubject)
{
this.subject = aSubject;
return this;
}
/**
* Set the "bounce address" - the address to which undeliverable messages
* will be returned. If this value is never set, then the message will be
* sent to the address specified with the System property "mail.smtp.from",
* or if that value is not set, then to the "from" address.
*
* @param email A String.
* @return An Email.
* @since 1.0
*/
public Email setBounceAddress(String email)
{
this.bounceAddress = email;
return this;
}
/**
* Define the content of the mail. It should be overidden by the
* subclasses.
*
* @param msg A String.
* @return An Email.
* @throws EmailException generic exception.
* @since 1.0
*/
public abstract Email setMsg(String msg) throws EmailException;
/**
* Build the internal MimeMessage to be sent.
*
* @throws EmailException if there was an error.
* @since 1.0
*/
public void buildMimeMessage() throws EmailException
{
try
{
this.getMailSession();
this.message = this.createMimeMessage(this.session);
if (EmailUtils.isNotEmpty(this.subject))
{
if (EmailUtils.isNotEmpty(this.charset))
{
this.message.setSubject(this.subject, this.charset);
}
else
{
this.message.setSubject(this.subject);
}
}
// update content type (and encoding)
this.updateContentType(this.contentType);
if (this.content != null)
{
this.message.setContent(this.content, this.contentType);
}
else if (this.emailBody != null)
{
if (this.contentType == null)
{
this.message.setContent(this.emailBody);
}
else
{
this.message.setContent(this.emailBody, this.contentType);
}
}
else
{
this.message.setContent("", Email.TEXT_PLAIN);
}
if (this.fromAddress != null)
{
this.message.setFrom(this.fromAddress);
}
else
{
if (session.getProperty(MAIL_SMTP_FROM) == null)
{
throw new EmailException("From address required");
}
}
if (this.toList.size() + this.ccList.size() + this.bccList.size() == 0)
{
throw new EmailException(
"At least one receiver address required");
}
if (this.toList.size() > 0)
{
this.message.setRecipients(
Message.RecipientType.TO,
this.toInternetAddressArray(this.toList));
}
if (this.ccList.size() > 0)
{
this.message.setRecipients(
Message.RecipientType.CC,
this.toInternetAddressArray(this.ccList));
}
if (this.bccList.size() > 0)
{
this.message.setRecipients(
Message.RecipientType.BCC,
this.toInternetAddressArray(this.bccList));
}
if (this.replyList.size() > 0)
{
this.message.setReplyTo(
this.toInternetAddressArray(this.replyList));
}
if (this.headers.size() > 0)
{
Iterator iterHeaderKeys = this.headers.keySet().iterator();
while (iterHeaderKeys.hasNext())
{
String name = (String) iterHeaderKeys.next();
String value = (String) headers.get(name);
this.message.addHeader(name, value);
}
}
if (this.message.getSentDate() == null)
{
this.message.setSentDate(getSentDate());
}
if (this.popBeforeSmtp)
{
Store store = session.getStore("pop3");
store.connect(this.popHost, this.popUsername, this.popPassword);
}
}
catch (MessagingException me)
{
throw new EmailException(me);
}
}
/**
* Factory method to create a customized MimeMessage which can be
* implemented by a derived class, e.g. to set the message id.
*
* @param aSession mail session to be used
* @return the newly created message
*/
protected MimeMessage createMimeMessage(Session aSession)
{
return new MimeMessage(aSession);
}
/**
* Sends the previously created MimeMessage to the SMTP server.
*
* @return the message id of the underlying MimeMessage
* @throws EmailException the sending failed
*/
public String sendMimeMessage()
throws EmailException
{
EmailUtils.notNull(this.message, "message");
try
{
Transport.send(this.message);
return this.message.getMessageID();
}
catch (Throwable t)
{
String msg = "Sending the email to the following server failed : "
+ this.getHostName()
+ ":"
+ this.getSmtpPort();
throw new EmailException(msg, t);
}
}
/**
* Returns the internal MimeMessage. Please not that the
* MimeMessage is build by the buildMimeMessage() method.
*
* @return the MimeMessage
*/
public MimeMessage getMimeMessage()
{
return this.message;
}
/**
* Sends the email. Internally we build a MimeMessage
* which is afterwards sent to the SMTP server.
*
* @return the message id of the underlying MimeMessage
* @throws EmailException the sending failed
*/
public String send() throws EmailException
{
this.buildMimeMessage();
return this.sendMimeMessage();
}
/**
* Sets the sent date for the email. The sent date will default to the
* current date if not explictly set.
*
* @param date Date to use as the sent date on the email
* @since 1.0
*/
public void setSentDate(Date date)
{
if (date != null)
{
// create a seperate instance to keep findbugs happy
this.sentDate = new Date(date.getTime());
}
}
/**
* Gets the sent date for the email.
*
* @return date to be used as the sent date for the email
* @since 1.0
*/
public Date getSentDate()
{
if (this.sentDate == null)
{
return new Date();
}
return new Date(this.sentDate.getTime());
}
/**
* Gets the subject of the email.
*
* @return email subject
*/
public String getSubject()
{
return this.subject;
}
/**
* Gets the sender of the email.
*
* @return from address
*/
public InternetAddress getFromAddress()
{
return this.fromAddress;
}
/**
* Gets the host name of the SMTP server,
*
* @return host name
*/
public String getHostName()
{
if (EmailUtils.isNotEmpty(this.hostName))
{
return this.hostName;
}
else if (this.session != null)
{
return this.session.getProperty(MAIL_HOST);
}
return null;
}
/**
* Gets the listening port of the SMTP server.
*
* @return smtp port
*/
public String getSmtpPort()
{
if (EmailUtils.isNotEmpty(this.smtpPort))
{
return this.smtpPort;
}
else if (this.session != null)
{
return this.session.getProperty(MAIL_PORT);
}
return null;
}
/**
* Gets encryption mode for authentication
*
* @return true if using TLS for authentication, false otherwise
* @since 1.1
*/
public boolean isTLS()
{
return this.tls;
}
/**
* Utility to copy List of known InternetAddress objects into an
* array.
*
* @param list A List.
* @return An InternetAddress[].
* @since 1.0
*/
protected InternetAddress[] toInternetAddressArray(List list)
{
InternetAddress[] ia =
(InternetAddress[]) list.toArray(new InternetAddress[list.size()]);
return ia;
}
/**
* Set details regarding "pop3 before smtp" authentication.
*
* @param newPopBeforeSmtp Wether or not to log into pop3
* server before sending mail.
* @param newPopHost The pop3 host to use.
* @param newPopUsername The pop3 username.
* @param newPopPassword The pop3 password.
* @since 1.0
*/
public void setPopBeforeSmtp(
boolean newPopBeforeSmtp,
String newPopHost,
String newPopUsername,
String newPopPassword)
{
this.popBeforeSmtp = newPopBeforeSmtp;
this.popHost = newPopHost;
this.popUsername = newPopUsername;
this.popPassword = newPopPassword;
}
/**
* Returns whether SSL encryption for the transport is currently enabled.
* @return true if SSL enabled for the transport
*/
public boolean isSSL()
{
return ssl;
}
/**
* Sets whether SSL encryption should be enabled for the SMTP transport.
* @param ssl whether to enable the SSL transport
*/
public void setSSL(boolean ssl)
{
this.ssl = ssl;
}
/**
* Returns the current SSL port used by the SMTP transport.
* @return the current SSL port used by the SMTP transport
*/
public String getSslSmtpPort()
{
if (EmailUtils.isNotEmpty(this.sslSmtpPort))
{
return this.sslSmtpPort;
}
else if (this.session != null)
{
return this.session.getProperty(MAIL_SMTP_SOCKET_FACTORY_PORT);
}
return null;
}
/**
* Sets the SSL port to use for the SMTP transport. Defaults to the standard
* port, 465.
* @param sslSmtpPort the SSL port to use for the SMTP transport
*/
public void setSslSmtpPort(String sslSmtpPort)
{
this.sslSmtpPort = sslSmtpPort;
}
/**
* Get the list of "To" addresses.
*
* @return List addresses
*/
public List getToAddresses()
{
return this.toList;
}
/**
* Get the list of "CC" addresses.
*
* @return List addresses
*/
public List getCcAddresses()
{
return this.ccList;
}
/**
* Get the list of "Bcc" addresses.
*
* @return List addresses
*/
public List getBccAddresses()
{
return this.bccList;
}
/**
* Get the list of "Reply-To" addresses.
*
* @return List addresses
*/
public List getReplyToAddresses()
{
return this.replyList;
}
/**
* Get the socket connection timeout value in milliseconds.
*
* @return the timeout in milliseconds.
* @since 1.2
*/
public int getSocketConnectionTimeout()
{
return this.socketConnectionTimeout;
}
/**
* Set the socket connection timeout value in milliseconds.
* Default is infinite timeout.
*
* @param socketConnectionTimeout the connection timeout
* @since 1.2
*/
public void setSocketConnectionTimeout(int socketConnectionTimeout)
{
this.socketConnectionTimeout = socketConnectionTimeout;
}
/**
* Get the socket I/O timeout value in milliseconds.
*
* @return the socket I/O timeout
* @since 1.2
*/
public int getSocketTimeout()
{
return this.socketTimeout;
}
/**
* Set the socket I/O timeout value in milliseconds.
* Default is infinite timeout.
*
* @param socketTimeout the socket I/O timeout
* @since 1.2
*/
public void setSocketTimeout(int socketTimeout)
{
this.socketTimeout = socketTimeout;
}
}