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package com.juick.xmpp.s2s;
import com.juick.xmpp.Stanza;
import com.juick.xmpp.StanzaChild;
import com.juick.xmpp.extensions.JuickMessage;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import java.io.FileInputStream;
import java.io.IOException;
import java.sql.DriverManager;
import java.util.Collections;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Properties;
/**
*
* @author ugnich
*/
public class XMPPComponent implements ServletContextListener {
public static String HOSTNAME = null;
public static String COMPONENTNAME = null;
public static String LOGFILE = null;
public static String STATSFILE = null;
public static ConnectionRouter connRouter;
static final List<ConnectionIn> inConnections = Collections.synchronizedList(new ArrayList<ConnectionIn>());
static final List<ConnectionOut> outConnections = Collections.synchronizedList(new ArrayList<ConnectionOut>());
static final List<CacheEntry> outCache = Collections.synchronizedList(new ArrayList<CacheEntry>());
static final Integer sqlSync = 0;
static java.sql.Connection sql;
final public static HashMap<String, StanzaChild> childParsers = new HashMap<String, StanzaChild>();
public static void main(String[] args) {
new XMPPComponent().start();
}
public static void addConnectionIn(ConnectionIn c) {
synchronized (inConnections) {
inConnections.add(c);
}
}
public static void addConnectionOut(ConnectionOut c) {
synchronized (outConnections) {
outConnections.add(c);
}
}
public static void removeConnectionIn(ConnectionIn c) {
synchronized (inConnections) {
inConnections.remove(c);
}
}
public static void removeConnectionOut(ConnectionOut c) {
synchronized (outConnections) {
outConnections.remove(c);
}
}
public static String getFromCache(String hostname) {
CacheEntry ret = null;
synchronized (outCache) {
for (Iterator<CacheEntry> i = outCache.iterator(); i.hasNext();) {
CacheEntry c = i.next();
if (c.hostname != null && c.hostname.equals(hostname)) {
ret = c;
i.remove();
break;
}
}
}
return (ret != null) ? ret.xml : null;
}
public static ConnectionOut getConnectionOut(String hostname, boolean needReady) {
synchronized (outConnections) {
for (Iterator<ConnectionOut> i = outConnections.iterator(); i.hasNext();) {
ConnectionOut c = i.next();
if (c.to != null && c.to.equals(hostname) && (!needReady || c.streamReady)) {
return c;
}
}
}
return null;
}
public static ConnectionIn getConnectionIn(String streamID) {
synchronized (inConnections) {
for (Iterator<ConnectionIn> i = inConnections.iterator(); i.hasNext();) {
ConnectionIn c = i.next();
if (c.streamID != null && c.streamID.equals(streamID)) {
return c;
}
}
}
return null;
}
public static void sendOut(Stanza s) {
sendOut(s.to.Host, s.toString());
}
public static void sendOut(String hostname, String xml) {
boolean haveAnyConn = false;
ConnectionOut connOut = null;
synchronized (outConnections) {
for (Iterator<ConnectionOut> i = outConnections.iterator(); i.hasNext();) {
ConnectionOut c = i.next();
if (c.to != null && c.to.equals(hostname)) {
if (c.streamReady) {
connOut = c;
break;
} else {
haveAnyConn = true;
break;
}
}
}
}
if (connOut != null) {
try {
connOut.sendStanza(xml);
} catch (IOException e) {
System.err.println("STREAM TO " + connOut.to + " " + connOut.streamID + " ERROR: " + e.toString());
}
return;
}
boolean haveCache = false;
synchronized (outCache) {
for (Iterator<CacheEntry> i = outCache.iterator(); i.hasNext();) {
CacheEntry c = i.next();
if (c.hostname != null && c.hostname.equals(hostname)) {
c.xml += xml;
c.tsUpdated = System.currentTimeMillis();
haveCache = true;
break;
}
}
if (!haveCache) {
outCache.add(new CacheEntry(hostname, xml));
}
}
if (!haveAnyConn) {
new Thread(new ConnectionOut(hostname)).start();
}
}
public void start() {
try {
Properties conf = new Properties();
conf.load(new FileInputStream("/etc/juick/s2s.conf"));
HOSTNAME = conf.getProperty("hostname");
COMPONENTNAME = conf.getProperty("componentname");
LOGFILE = conf.getProperty("logfile");
STATSFILE = conf.getProperty("statsfile");
Class.forName("com.mysql.jdbc.Driver");
sql = DriverManager.getConnection("jdbc:mysql://localhost/juick?autoReconnect=true&user=" + conf.getProperty("mysql_username", "") + "&password=" + conf.getProperty("mysql_password", ""));
Runtime.getRuntime().addShutdownHook(new Shutdown());
childParsers.put(JuickMessage.XMLNS, new JuickMessage());
connRouter = new ConnectionRouter();
new Thread(connRouter).start();
new Thread(new ConnectionListener()).start();
new Thread(new CleaningUp()).start();
} catch (Exception e) {
System.err.println(e);
}
}
@Override
public void contextInitialized(ServletContextEvent sce) {
}
@Override
public void contextDestroyed(ServletContextEvent sce) {
}
}
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