/** Main function called by run() every loop. */
public void tick() {
long var1 = System.nanoTime();
++this.tickCounter;
if (this.startProfiling) {
this.startProfiling = false;
this.theProfiler.profilingEnabled = true;
this.theProfiler.clearProfiling();
}
this.theProfiler.startSection("root");
this.updateTimeLightAndEntities();
if (var1 - this.nanoTimeSinceStatusRefresh >= 5000000000L) {
this.nanoTimeSinceStatusRefresh = var1;
this.statusResponse.setPlayerCountData(
new ServerStatusResponse.PlayerCountData(
this.getMaxPlayers(), this.getCurrentPlayerCount()));
GameProfile[] var3 = new GameProfile[Math.min(this.getCurrentPlayerCount(), 12)];
int var4 =
MathHelper.getRandomIntegerInRange(
this.random, 0, this.getCurrentPlayerCount() - var3.length);
for (int var5 = 0; var5 < var3.length; ++var5) {
var3[var5] =
((EntityPlayerMP) this.serverConfigManager.playerEntityList.get(var4 + var5))
.getGameProfile();
}
Collections.shuffle(Arrays.asList(var3));
this.statusResponse.getPlayerCountData().setPlayers(var3);
}
if (this.tickCounter % 900 == 0) {
this.theProfiler.startSection("save");
this.serverConfigManager.saveAllPlayerData();
this.saveAllWorlds(true);
this.theProfiler.endSection();
}
this.theProfiler.startSection("tallying");
this.tickTimeArray[this.tickCounter % 100] = System.nanoTime() - var1;
this.theProfiler.endSection();
this.theProfiler.startSection("snooper");
if (!this.usageSnooper.isSnooperRunning() && this.tickCounter > 100) {
this.usageSnooper.startSnooper();
}
if (this.tickCounter % 6000 == 0) {
this.usageSnooper.addMemoryStatsToSnooper();
}
this.theProfiler.endSection();
this.theProfiler.endSection();
}
public void run() {
try {
if (this.startServer()) {
this.currentTime = getCurrentTimeMillis();
long var1 = 0L;
this.statusResponse.setServerDescription(new ChatComponentText(this.motd));
this.statusResponse.setProtocolVersionInfo(
new ServerStatusResponse.MinecraftProtocolVersionIdentifier("1.8", 47));
this.addFaviconToStatusResponse(this.statusResponse);
while (this.serverRunning) {
long var48 = getCurrentTimeMillis();
long var5 = var48 - this.currentTime;
if (var5 > 2000L && this.currentTime - this.timeOfLastWarning >= 15000L) {
logger.warn(
"Can\'t keep up! Did the system time change, or is the server overloaded? Running {}ms behind, skipping {} tick(s)",
new Object[] {Long.valueOf(var5), Long.valueOf(var5 / 50L)});
var5 = 2000L;
this.timeOfLastWarning = this.currentTime;
}
if (var5 < 0L) {
logger.warn("Time ran backwards! Did the system time change?");
var5 = 0L;
}
var1 += var5;
this.currentTime = var48;
if (this.worldServers[0].areAllPlayersAsleep()) {
this.tick();
var1 = 0L;
} else {
while (var1 > 50L) {
var1 -= 50L;
this.tick();
}
}
Thread.sleep(Math.max(1L, 50L - var1));
this.serverIsRunning = true;
}
} else {
this.finalTick((CrashReport) null);
}
} catch (Throwable var46) {
logger.error("Encountered an unexpected exception", var46);
CrashReport var2 = null;
if (var46 instanceof ReportedException) {
var2 = this.addServerInfoToCrashReport(((ReportedException) var46).getCrashReport());
} else {
var2 =
this.addServerInfoToCrashReport(
new CrashReport("Exception in server tick loop", var46));
}
File var3 =
new File(
new File(this.getDataDirectory(), "crash-reports"),
"crash-"
+ (new SimpleDateFormat("yyyy-MM-dd_HH.mm.ss")).format(new Date())
+ "-server.txt");
if (var2.saveToFile(var3)) {
logger.error("This crash report has been saved to: " + var3.getAbsolutePath());
} else {
logger.error("We were unable to save this crash report to disk.");
}
this.finalTick(var2);
} finally {
try {
this.stopServer();
this.serverStopped = true;
} catch (Throwable var44) {
logger.error("Exception stopping the server", var44);
} finally {
this.systemExitNow();
}
}
}