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package dk.daoas.daoadresseservice;
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import java.util.Properties;
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import java.util.logging.Logger;
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import javax.mail.Message;
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import javax.mail.MessagingException;
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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 javax.servlet.ServletContext;
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import dk.daoas.daoadresseservice.admin.ServiceConfig;
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import dk.daoas.daoadresseservice.beans.DataStatisticsBean;
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import dk.daoas.daoadresseservice.db.DatabaseLayerImplementation;
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public class DataLoader {
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boolean isRunning = false;
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ServiceConfig config;
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ServletContext ctxt;
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public DataLoader(ServletContext ctxt,ServiceConfig conf) {
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this.ctxt = ctxt;
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config = conf;
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}
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public void doLoad(String trigger) {
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synchronized(this) {
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if (isRunning == false) {
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isRunning = true;
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Thread t = new Thread( new DataLoadWorker(this, trigger), "SearchDataLoader");
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t.start();
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}
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}
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}
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public boolean isRunning() {
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synchronized(this) {
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return isRunning;
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}
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}
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protected void setRunningFalse() {
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synchronized(this) {
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isRunning = false;
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}
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}
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public static class DataLoadWorker implements Runnable {
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static final Logger logger = Logger.getLogger(DataLoadWorker.class.getName());
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DataLoader loader;
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String trigger;
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public DataLoadWorker(DataLoader ld, String trigger) {
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this.loader = ld;
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this.trigger = trigger;
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}
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@Override
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public void run() {
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try {
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AddressSearch search = new AddressSearch(new DatabaseLayerImplementation(), loader.config);
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search.buildSearchStructures();
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AddressSearch oldSearch = (AddressSearch) loader.ctxt.getAttribute("search");
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loader.ctxt.setAttribute("search", search);
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if (loader.config.notifyEmail != null && loader.config.notifyEmail.length() > 0) {
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DataStatisticsBean oldStats = oldSearch != null ? oldSearch.getStatistics() : null;
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sendStatusEmail(search.getStatistics(), oldStats);
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}
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if (oldSearch != null) {
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oldSearch.clear();
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}
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} catch (Exception e) {
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sendEmail("Load errror", "Error loading data: " + e.getMessage() );
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System.out.println("Error loading data: " + e.getMessage() );
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e.printStackTrace();
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} finally {
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loader.setRunningFalse();
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}
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}
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protected void sendEmail(String subject, String body) {
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Properties props = new Properties();
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props.put("mail.smtp.host", "10.30.1.28");
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// create a message
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try {
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// create some properties and get the default Session
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Session session = Session.getDefaultInstance(props, null);
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session.setDebug(false);
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MimeMessage msg = new MimeMessage(session);
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msg.setFrom( new InternetAddress("no-reply@daoas.dk") );
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msg.setRecipient(Message.RecipientType.TO, new InternetAddress(loader.config.notifyEmail) );
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msg.setSubject(subject);
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msg.setText(body);
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Transport.send(msg);
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} catch (MessagingException e) {
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logger.warning("Unable to send CircuitBreaker notification mail " + e );
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}
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}
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protected void sendStatusEmail(DataStatisticsBean newStats, DataStatisticsBean oldStats) {
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String body = "Trigger: " + trigger + "\r\n\r\n";
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body += "New stats:\r\n";
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body += "Direkte: " + newStats.direkteCount + "\r\n";
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body += "Extended: " + newStats.extendedCount + "\r\n";
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body += "100%: " + newStats.hundredePctCount + "\r\n";
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body += "Ikke-daekket: " + newStats.ikkeDaekketCount + "\r\n";
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body += "Total: " + newStats.totalCount + "\r\n";
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body += "Elapsed: " + newStats.elapsed + "\r\n";
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if (oldStats != null) {
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body += "\r\n";
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body += "Delta to previous\r\n";
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body += "Direkte: " + (newStats.direkteCount-oldStats.direkteCount) + "\r\n";
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body += "Extended: " + (newStats.extendedCount-oldStats.extendedCount) + "\r\n";
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body += "100: " + (newStats.hundredePctCount-oldStats.hundredePctCount) + "\r\n";
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body += "Ikke-daekket: " + (newStats.ikkeDaekketCount-oldStats.ikkeDaekketCount) + "\r\n";
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body += "Total: " + (newStats.totalCount-oldStats.totalCount) + "\r\n";
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}
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sendEmail("DaoAdresseService load, trigger: " + trigger, body);
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}
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}
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}
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