/*
* Copyright 2004,2005 The Apache Software Foundation.
*
* Licensed 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 org.apache.axis2.transport.mail;
import org.apache.axis2.AxisFault;
import org.apache.axis2.Constants;
import org.apache.axis2.addressing.EndpointReference;
import org.apache.axis2.context.ConfigurationContext;
import org.apache.axis2.context.ConfigurationContextFactory;
import org.apache.axis2.description.TransportInDescription;
import org.apache.axis2.engine.ListenerManager;
import org.apache.axis2.i18n.Messages;
import org.apache.axis2.transport.TransportListener;
import org.apache.axis2.transport.mail.server.MailSrvConstants;
import org.apache.axis2.util.Utils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import javax.mail.Flags;
import javax.mail.Message;
import javax.mail.internet.MimeMessage;
import javax.xml.namespace.QName;
import java.io.File;
/**
* This is a simple implementation of an SMTP/POP3 server for processing SOAP
* requests via Apache's xml-axis2. This is not intended for production use. Its
* intended uses are for demos, debugging, and performance profiling.
*/
/*
* TODO ISSUES -- 1. Message.getMessage -- All messages are hardcoded in the
* code till a replacement or a working verion of this is put into Axis 2. When
* internationalization work is done this can be fixed. CT 15-Feb-2005
*
*/
public class SimpleMailListener implements Runnable, TransportListener {
protected static Log log = LogFactory.getLog(SimpleMailListener.class.getName());
// Are we doing threads?
private static boolean doThreads = true;
private ConfigurationContext configurationContext = null;
// are we stopped?
// latch to true if stop() is called
private boolean stopped = false;
private String host;
private String password;
private String port;
private String replyTo;
private String user;
public SimpleMailListener() {
}
public SimpleMailListener(String host, String port, String userid, String password,
String dir) throws AxisFault {
this.host = host;
this.port = port;
this.user = userid;
this.password = password;
try {
File repo = new File(dir);
if (repo.exists()) {
File axis2xml = new File(repo, "axis2.xml");
this.configurationContext = ConfigurationContextFactory.createConfigurationContextFromFileSystem(
dir, axis2xml.getName());
} else {
throw new Exception("repository not found");
}
} catch (Exception e) {
log.info(e.getMessage());
}
try {
log.info("Sleeping for a bit to let the engine start up.");
Thread.sleep(2000);
} catch (InterruptedException e1) {
log.debug(e1.getMessage(), e1);
}
ListenerManager listenerManager = configurationContext.getListenerManager();
TransportInDescription trsIn = new TransportInDescription(
new QName(Constants.TRANSPORT_MAIL));
trsIn.setReceiver(this);
if (listenerManager == null) {
listenerManager = new ListenerManager();
listenerManager.init(configurationContext);
}
listenerManager.addListener(trsIn, true);
}
/*
* (non-Javadoc)
* @see org.apache.axis2.transport.TransportListener#init(org.apache.axis2.context.ConfigurationContext, org.apache.axis2.description.TransportInDescription)
*/
public void init(ConfigurationContext configurationContext, TransportInDescription transportIn)
throws AxisFault {
this.configurationContext = configurationContext;
user = Utils.getParameterValue(transportIn.getParameter(MailSrvConstants.POP3_USER));
host = Utils.getParameterValue(transportIn.getParameter(MailSrvConstants.POP3_HOST));
password = Utils.getParameterValue(transportIn.getParameter(MailSrvConstants.POP3_PASSWORD));
port = Utils.getParameterValue(transportIn.getParameter(MailSrvConstants.POP3_PORT));
replyTo = Utils.getParameterValue(transportIn.getParameter(MailSrvConstants.RAPLY_TO));
if ((user == null) || (host == null) || (password == null) || (port == null)) {
if (this.user == null) {
throw new AxisFault(Messages.getMessage("canNotBeNull", "User"));
}
if (this.host == null) {
throw new AxisFault(Messages.getMessage("canNotBeNull", "Host"));
}
if (this.port == null) {
throw new AxisFault(Messages.getMessage("canNotBeNull", "Port"));
}
if (this.password == null) {
throw new AxisFault(Messages.getMessage("canNotBeNull", "Password"));
}
}
}
/**
* Server process.
*/
public static void main(String args[]) throws AxisFault {
if (args.length != 1) {
log.info("java SimpleMailListener <repository>");
} else {
String dir = args[0];
ConfigurationContext configurationContext;
File repo = new File(dir);
if (repo.exists()) {
File axis2xml = new File(repo, "axis2.xml");
configurationContext = ConfigurationContextFactory.createConfigurationContextFromFileSystem(
dir, axis2xml.getName());
} else {
throw new AxisFault("repository not found");
}
SimpleMailListener sas = new SimpleMailListener();
TransportInDescription transportIn =
configurationContext.getAxisConfiguration().getTransportIn(
new QName(Constants.TRANSPORT_MAIL));
if (transportIn != null) {
sas.init(configurationContext, transportIn);
log.info("Starting the SimpleMailListener with repository "
+ new File(args[0]).getAbsolutePath());
sas.start();
} else {
log.info(
"Startup failed, mail transport not configured, Configure the mail trnasport in the axis2.xml file");
}
}
}
/**
* Accept requests from a given TCP port and send them through the Axis
* engine for processing.
*/
public void run() {
// Accept and process requests from the socket
if (!stopped) {
String logMessage = "Mail listner is being setup to listen to the address " + user
+ "@" + host + " On port " + port;
log.info(logMessage);
}
while (!stopped) {
try {
EmailReceiver receiver = new EmailReceiver(user, host, port, password);
receiver.connect();
Message[] msgs = receiver.receive();
if ((msgs != null) && (msgs.length > 0)) {
log.info(msgs.length + " Message Found");
for (int i = 0; i < msgs.length; i++) {
MimeMessage msg = (MimeMessage) msgs[i];
if (msg != null) {
MailWorker worker = new MailWorker(msg, configurationContext);
worker.run();
}
msg.setFlag(Flags.Flag.DELETED, true);
}
}
receiver.disconnect();
// Waiting for 3 seconds.
Thread.sleep(3000);
} catch (Exception e) {
log.debug("An error occured when running the mail listner." + e.getMessage(), e);
break;
}
}
log.info("Mail listener has been stoped.");
}
/**
* Start this server as a NON-daemon.
*/
public void start() throws AxisFault {
start(false);
}
/**
* Start this server.
* <p/>
* Spawns a worker thread to listen for HTTP requests.
*
* @param daemon a boolean indicating if the thread should be a daemon.
*/
public void start(boolean daemon) throws AxisFault {
if (this.user == null) {
throw new AxisFault(Messages.getMessage("canNotBeNull", "User"));
}
if (this.host == null) {
throw new AxisFault(Messages.getMessage("canNotBeNull", "Host"));
}
if (this.port == null) {
throw new AxisFault(Messages.getMessage("canNotBeNull", "Port"));
}
if (this.password == null) {
throw new AxisFault(Messages.getMessage("canNotBeNull", "Password"));
}
if (doThreads) {
this.configurationContext.getThreadPool().execute(this);
} else {
run();
}
}
/**
* Stop this server.
* <p/>
* This will interrupt any pending accept().
*/
public void stop() {
/*
* Close the server socket cleanly, but avoid fresh accepts while the
* socket is closing.
*/
stopped = true;
log.info("Quiting the mail listner");
}
public boolean getDoThreads() {
return doThreads;
}
/*
* (non-Javadoc)
* @see org.apache.axis2.transport.TransportListener#replyToEPR(java.lang.String)
*/
public EndpointReference getEPRForService(String serviceName, String ip) throws AxisFault {
return new EndpointReference(replyTo + "/services/" + serviceName);
}
public void setDoThreads(boolean value) {
doThreads = value;
}
}