// Copyright (c) 2003-2012, Jodd Team (jodd.org). All Rights Reserved.
package jodd.mail;
import javax.mail.Authenticator;
import javax.mail.NoSuchProviderException;
import javax.mail.Session;
import javax.mail.Store;
import java.util.Properties;
import static jodd.util.StringPool.TRUE;
/**
* Represents simple plain POP server for sending emails.
*/
public class Pop3Server implements ReceiveMailSessionProvider {
protected static final String MAIL_POP3_PORT = "mail.pop3.port";
protected static final String MAIL_POP3_HOST = "mail.pop3.host";
protected static final String MAIL_POP3_AUTH = "mail.pop3.auth";
protected static final String PROTOCOL_POP3 = "pop3";
protected static final int DEFAULT_POP3_PORT = 110;
protected final String host;
protected final int port;
protected final Authenticator authenticator;
protected final Properties sessionProperties;
/**
* POP3 server defined with its host and default port.
*/
public Pop3Server(String host) {
this(host, DEFAULT_POP3_PORT, null);
}
/**
* POP3 server defined with its host and port.
*/
public Pop3Server(String host, int port) {
this(host, port, null);
}
public Pop3Server(String host, Authenticator authenticator) {
this(host, DEFAULT_POP3_PORT, authenticator);
}
public Pop3Server(String host, int port, String username, String password) {
this(host, port, new SimpleAuthenticator(username, password));
}
/**
* SMTP server defined with its host and authentication.
*/
public Pop3Server(String host, int port, Authenticator authenticator) {
this.host = host;
this.port = port;
this.authenticator = authenticator;
sessionProperties = createSessionProperties();
}
/**
* Prepares mail session properties.
*/
protected Properties createSessionProperties() {
Properties props = new Properties();
props.setProperty(MAIL_POP3_HOST, host);
props.setProperty(MAIL_POP3_PORT, String.valueOf(port));
if (authenticator != null) {
props.setProperty(MAIL_POP3_AUTH, TRUE);
}
return props;
}
/**
* {@inheritDoc}
*/
public ReceiveMailSession createSession() {
Session session = Session.getInstance(sessionProperties, authenticator);
Store store;
try {
store = getStore(session);
} catch (NoSuchProviderException nspex) {
throw new MailException("Unable to create POP3 session", nspex);
}
return new ReceiveMailSession(session, store);
}
/**
* Returns email store.
*/
protected Store getStore(Session session) throws NoSuchProviderException {
return session.getStore(PROTOCOL_POP3);
}
// ---------------------------------------------------------------- getters
/**
* Returns POP host address.
*/
public String getHost() {
return host;
}
/**
* Returns authenticator.
*/
public Authenticator getAuthenticator() {
return authenticator;
}
/**
* Returns current port.
*/
public int getPort() {
return port;
}
}
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