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26600
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sandro.lab
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package eu.dnetlib.msro.notification;
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import java.util.Arrays;
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import java.util.Date;
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import java.util.Map;
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import java.util.Properties;
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27587
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claudio.at
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import java.util.Set;
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sandro.lab
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import java.util.concurrent.BlockingQueue;
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import java.util.concurrent.LinkedBlockingQueue;
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import javax.mail.Authenticator;
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import javax.mail.Message;
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import javax.mail.MessagingException;
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import javax.mail.PasswordAuthentication;
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import javax.mail.Session;
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import javax.mail.Transport;
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import javax.mail.internet.InternetAddress;
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import javax.mail.internet.MimeMessage;
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import org.antlr.stringtemplate.StringTemplate;
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import org.apache.commons.io.IOUtils;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.springframework.beans.factory.annotation.Required;
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import com.google.common.base.Splitter;
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import com.google.common.collect.Maps;
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public class EmailDispatcher {
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private String from;
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private String fromName;
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private String cc;
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private String smtpHost;
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private int smtpPort = 587;
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private String smtpUser;
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private String smtpPassword;
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private String baseUrl;
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alessia.ba
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private String infrastructure;
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private static final Log log = LogFactory.getLog(EmailDispatcher.class);
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private final BlockingQueue<Message> queue = new LinkedBlockingQueue<Message>();
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public StringTemplate prepareMessage(final String template, final Map<String, Object> tmplParams) {
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final StringTemplate st = new StringTemplate(template);
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st.setAttributes(tmplParams);
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st.setAttribute("baseUrl", baseUrl);
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st.setAttribute("infrastructure", infrastructure);
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return st;
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}
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claudio.at
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public void sendMail(final Set<String> to, final String subject, final String template, final Map<String, Object> tmplParams) {
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try {
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final StringTemplate st = prepareMessage(template, tmplParams);
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final Session session = Session.getInstance(obtainProperties(), obtainAuthenticator());
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final MimeMessage message = new MimeMessage(session);
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message.setFrom(new InternetAddress(from, fromName));
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message.setSubject(subject);
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message.setContent(st.toString(), "text/html; charset=utf-8");
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message.setSentDate(new Date());
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for (String s : to) {
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message.addRecipient(Message.RecipientType.TO, new InternetAddress(s));
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}
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if ((cc != null) && !cc.isEmpty()) {
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claudio.at
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for (String aCC : Splitter.on(",").omitEmptyStrings().trimResults().split(getCc())) {
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message.addRecipient(Message.RecipientType.CC, new InternetAddress(aCC));
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}
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}
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queue.add(message);
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log.info("Mail to " + Arrays.toString(to.toArray()) + " in queue");
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} catch (Exception e) {
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log.error("Error sending mail", e);
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}
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}
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public void processMailQueue() {
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while (true) {
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final Message message = queue.poll();
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if (message == null) return;
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else {
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try {
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log.info("Sending mail...");
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Transport.send(message);
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log.info("...sent");
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} catch (MessagingException e) {
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log.error("Error sending email", e);
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queue.add(message);
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return;
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}
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}
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}
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}
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private void sendWfStatusMail(final boolean success,
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final Set<String> to,
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final String wfId,
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final String procId,
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final String wfName,
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final Map<String, String> pendingWfs,
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final Map<String, String> responses,
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final String error) {
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try {
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final Map<String, Object> map = Maps.newHashMap();
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map.put("wfId", wfId);
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map.put("wfName", wfName);
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map.put("procId", procId);
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if ((pendingWfs != null) && !pendingWfs.isEmpty()) {
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map.put("pendingWfs", pendingWfs);
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}
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if ((responses != null) && !responses.isEmpty()) {
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map.put("responses", responses);
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}
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if ((error != null) && !error.isEmpty()) {
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map.put("error", error);
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}
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String subject = success ? "[D-NET WORKFLOW] -- SUCCESS: " : "WF FAILURE: ";
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subject += wfName + " on " + infrastructure;
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final String tmplName = success ? "wf_success.mail.st" : "wf_failed.mail.st";
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final String template = IOUtils.toString(getClass().getResourceAsStream("/eu/dnetlib/msro/mail/" + tmplName));
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sendMail(to, subject, template, map);
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} catch (Exception e) {
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log.error("Error generating success-mail", e);
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}
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}
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claudio.at
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public void sendSuccessMail(final Set<String> to,
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final String wfId,
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final String procId,
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final String wfName,
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final Map<String, String> pendingWfs,
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final Map<String, String> responses) {
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sendWfStatusMail(true, to, wfId, procId, wfName, pendingWfs, responses, "");
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}
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public void sendFailedMail(final Set<String> to,
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final String wfId,
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final String procId,
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final String wfName,
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final Map<String, String> pendingWfs,
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final Map<String, String> responses,
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final String error) {
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sendWfStatusMail(false, to, wfId, procId, wfName, pendingWfs, responses, error);
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}
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private Properties obtainProperties() {
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final Properties props = new Properties();
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props.put("mail.transport.protocol", "smtp");
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props.put("mail.smtp.host", smtpHost);
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props.put("mail.smtp.port", smtpPort);
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props.put("mail.smtp.auth", Boolean.toString((smtpUser != null) && !smtpUser.isEmpty()));
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return props;
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}
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private Authenticator obtainAuthenticator() {
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if ((smtpUser == null) || smtpUser.isEmpty()) return null;
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return new Authenticator() {
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private final PasswordAuthentication authentication = new PasswordAuthentication(smtpUser, smtpPassword);
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@Override
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protected PasswordAuthentication getPasswordAuthentication() {
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return authentication;
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}
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};
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}
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public String getFrom() {
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return from;
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}
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@Required
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public void setFrom(final String from) {
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this.from = from;
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}
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public String getFromName() {
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return fromName;
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}
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@Required
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public void setFromName(final String fromName) {
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this.fromName = fromName;
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}
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public String getCc() {
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return cc;
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}
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@Required
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public void setCc(final String cc) {
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this.cc = cc;
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}
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public String getSmtpHost() {
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return smtpHost;
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}
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@Required
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public void setSmtpHost(final String smtpHost) {
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this.smtpHost = smtpHost;
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}
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public int getSmtpPort() {
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return smtpPort;
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}
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public void setSmtpPort(final int smtpPort) {
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this.smtpPort = smtpPort;
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}
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public String getSmtpUser() {
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return smtpUser;
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}
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public void setSmtpUser(final String smtpUser) {
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this.smtpUser = smtpUser;
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}
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public String getSmtpPassword() {
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return smtpPassword;
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}
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public void setSmtpPassword(final String smtpPassword) {
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this.smtpPassword = smtpPassword;
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}
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public String getBaseUrl() {
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return baseUrl;
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}
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@Required
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public void setBaseUrl(final String baseUrl) {
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this.baseUrl = baseUrl;
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}
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alessia.ba
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public String getInfrastructure() {
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return infrastructure;
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}
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@Required
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public void setInfrastructure(final String infrastructure) {
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this.infrastructure = infrastructure;
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}
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sandro.lab
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}
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