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6 Commits

Author SHA1 Message Date
FatBoy 2fa9030682 AI branches initial commit 2025-02-12 20:04:35 -06:00
FatBoy 6961b186a9 disable gimme command 2025-02-12 17:20:15 -06:00
FatBoy bee91a6aa7 catch weird city null error 2025-02-12 17:14:04 -06:00
FatBoy 8c5b1d56c2 proper XP group scaling 2025-02-12 17:06:44 -06:00
FatBoy f21e8c130b stam ticks 2025-02-11 20:15:45 -06:00
FatBoy 345c451ac8 stam ticks 2025-02-11 20:13:32 -06:00
17 changed files with 443 additions and 115 deletions
-5
View File
@@ -27,7 +27,6 @@ import engine.objects.*;
import engine.server.MBServerStatics;
import engine.server.world.WorldServer;
import engine.session.Session;
import engine.util.KeyCloneAudit;
import org.pmw.tinylog.Logger;
import java.util.ArrayList;
@@ -85,10 +84,6 @@ public enum ChatManager {
if ((checkTime > 0L) && (curMsgTime - checkTime < FLOOD_TIME_THRESHOLD))
isFlood = true;
if(KeyCloneAudit.auditChatMsg(pc,msg.getMessage())){
return;
}
switch (protocolMsg) {
case CHATSAY:
ChatManager.chatSay(pc, msg.getMessage(), isFlood);
-11
View File
@@ -301,17 +301,6 @@ public enum CombatManager {
if (target == null)
return 0;
//pet to assist in attacking target
if(abstractCharacter.getObjectType().equals(GameObjectType.PlayerCharacter)){
PlayerCharacter attacker = (PlayerCharacter)abstractCharacter;
if(attacker.getPet() != null){
Mob pet = attacker.getPet();
if(pet.combatTarget == null && pet.assist)
pet.setCombatTarget(attacker.combatTarget);
}
}
//target must be valid type
if (AbstractWorldObject.IsAbstractCharacter(target)) {
@@ -1627,7 +1627,6 @@ public enum PowersManager {
case 431511776:
case 429578587:
case 429503360:
case 44106356:
trackChars = getTrackList(playerCharacter);
break;
default:
-14
View File
@@ -9,7 +9,6 @@
package engine.mobileAI;
import engine.Enum;
import engine.InterestManagement.InterestManager;
import engine.InterestManagement.WorldGrid;
import engine.gameManager.*;
import engine.math.Vector3f;
@@ -107,12 +106,6 @@ public class MobAI {
return;
}
if(target.getPet() != null && target.getPet().isAlive() && !target.getPet().isSiege()){
mob.setCombatTarget(target.getPet());
AttackTarget(mob,mob.combatTarget);
return;
}
if (mob.BehaviourType.callsForHelp)
MobCallForHelp(mob);
@@ -163,12 +156,6 @@ public class MobAI {
if (target.getPet().getCombatTarget() == null && target.getPet().assist == true)
target.getPet().setCombatTarget(mob);
try{
InterestManager.forceLoad(mob);
}catch(Exception e){
}
} catch (Exception e) {
Logger.info(mob.getObjectUUID() + " " + mob.getName() + " Failed At: AttackPlayer" + " " + e.getMessage());
}
@@ -1229,7 +1216,6 @@ public class MobAI {
if (!mob.BehaviourType.isWimpy && mob.getCombatTarget() != null)
CheckForAttack(mob);
} catch (Exception e) {
Logger.info(mob.getObjectUUID() + " " + mob.getName() + " Failed At: DefaultLogic" + " " + e.getMessage());
}
@@ -3,6 +3,8 @@ package engine.mobileAI.Threads;
import engine.gameManager.ConfigManager;
import engine.mobileAI.MobAI;
import engine.gameManager.ZoneManager;
import engine.mobileAI.behaviours.GuardAI;
import engine.mobileAI.behaviours.SiegeEngineAI;
import engine.objects.Mob;
import engine.objects.Zone;
import engine.server.MBServerStatics;
@@ -33,6 +35,13 @@ public class MobAIThread implements Runnable{
for (Mob mob : zone.zoneMobSet) {
try {
if (mob != null) {
if(mob.isSiege()){
SiegeEngineAI.run(mob);
continue;
}else if(mob.isPlayerGuard){
GuardAI.run(mob);
continue;
}
MobAI.DetermineAction(mob);
}
} catch (Exception e) {
@@ -43,13 +43,14 @@ public class MobRespawnThread implements Runnable {
if (zones != null) {
for (Zone zone : zones) {
synchronized (zone) { // Optional: Synchronize on zone
if (!Zone.respawnQue.isEmpty() && Zone.lastRespawn + RESPAWN_INTERVAL < System.currentTimeMillis()) {
if (!zone.respawnQue.isEmpty() &&
zone.lastRespawn + RESPAWN_INTERVAL < System.currentTimeMillis()) {
Mob respawner = Zone.respawnQue.iterator().next();
Mob respawner = zone.respawnQue.iterator().next();
if (respawner != null) {
respawner.respawn();
Zone.respawnQue.remove(respawner);
Zone.lastRespawn = System.currentTimeMillis();
zone.respawnQue.remove(respawner);
zone.lastRespawn = System.currentTimeMillis();
Thread.sleep(100);
}
}
+259
View File
@@ -0,0 +1,259 @@
package engine.mobileAI.behaviours;
import engine.Enum;
import engine.gameManager.MovementManager;
import engine.gameManager.PowersManager;
import engine.gameManager.ZoneManager;
import engine.math.Vector3f;
import engine.math.Vector3fImmutable;
import engine.mobileAI.utilities.CombatUtilities;
import engine.mobileAI.utilities.MovementUtilities;
import engine.objects.*;
import engine.powers.MobPowerEntry;
import engine.powers.PowersBase;
import org.pmw.tinylog.Logger;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ThreadLocalRandom;
public class GuardAI {
public static HashMap<Mob,PowersBase> quedPowerCasts = new HashMap<>();
public static void run(Mob guard){
//1. check for players nearby to aggro to
if(guard.combatTarget == null)
CheckForPlayerGuardAggro(guard);
//2. patrol if no target acquired
if(guard.combatTarget == null) {
patrol(guard);
return;
}
//3. attack based on whether spellcaster, archer or mele
if(guard.mobPowers.isEmpty()){
if(guard.getEquip().get(2) != null && guard.getEquip().get(2).getItemBase().getRange() > 20) {
runArcher(guard);
}else {
runMele(guard);
}
}else{
runCaster(guard);
}
}
public static void runCaster(Mob guard){
}
public static void runMele(Mob guard){
}
public static void runArcher(Mob guard){
}
public static void CheckForPlayerGuardAggro(Mob mob) {
try {
//looks for and sets mobs combatTarget
if (!mob.isAlive())
return;
ConcurrentHashMap<Integer, Boolean> loadedPlayers = mob.playerAgroMap;
for (Map.Entry playerEntry : loadedPlayers.entrySet()) {
int playerID = (int) playerEntry.getKey();
PlayerCharacter loadedPlayer = PlayerCharacter.getFromCache(playerID);
//Player is null, let's remove them from the list.
if (loadedPlayer == null) {
loadedPlayers.remove(playerID);
continue;
}
//Player is Dead, Mob no longer needs to attempt to aggro. Remove them from aggro map.
if (!loadedPlayer.isAlive()) {
loadedPlayers.remove(playerID);
continue;
}
//Can't see target, skip aggro.
if (!mob.canSee(loadedPlayer))
continue;
// No aggro for this player
if (GuardCanAggro(mob, loadedPlayer) == false)
continue;
if (MovementUtilities.inRangeToAggro(mob, loadedPlayer) && mob.getCombatTarget() == null) {
mob.setCombatTarget(loadedPlayer);
return;
}
}
} catch (Exception e) {
Logger.info(mob.getObjectUUID() + " " + mob.getName() + " Failed At: CheckForPlayerGuardAggro" + e.getMessage());
}
}
public static Boolean GuardCanAggro(Mob mob, PlayerCharacter target) {
try {
if (mob.getGuild().getNation().equals(target.getGuild().getNation()))
return false;
if (mob.BehaviourType.ordinal() == Enum.MobBehaviourType.GuardMinion.ordinal()) {
if (((Mob) mob.npcOwner).building.getCity().cityOutlaws.contains(target.getObjectUUID()) == true) {
return true;
}
} else if (mob.building.getCity().cityOutlaws.contains(target.getObjectUUID()) == true) {
return true;
}
//first check condemn list for aggro allowed (allies button is checked)
if (ZoneManager.getCityAtLocation(mob.getLoc()).getTOL().reverseKOS) {
for (Map.Entry<Integer, Condemned> entry : ZoneManager.getCityAtLocation(mob.getLoc()).getTOL().getCondemned().entrySet()) {
//target is listed individually
if (entry.getValue().getPlayerUID() == target.getObjectUUID() && entry.getValue().isActive())
return false;
//target's guild is listed
if (Guild.getGuild(entry.getValue().getGuildUID()) == target.getGuild())
return false;
//target's nation is listed
if (Guild.getGuild(entry.getValue().getGuildUID()) == target.getGuild().getNation())
return false;
}
return true;
} else {
//allies button is not checked
for (Map.Entry<Integer, Condemned> entry : ZoneManager.getCityAtLocation(mob.getLoc()).getTOL().getCondemned().entrySet()) {
//target is listed individually
if (entry.getValue().getPlayerUID() == target.getObjectUUID() && entry.getValue().isActive())
return true;
//target's guild is listed
if (Guild.getGuild(entry.getValue().getGuildUID()) == target.getGuild())
return true;
//target's nation is listed
if (Guild.getGuild(entry.getValue().getGuildUID()) == target.getGuild().getNation())
return true;
}
}
} catch (Exception e) {
Logger.info(mob.getObjectUUID() + " " + mob.getName() + " Failed At: GuardCanAggro" + " " + e.getMessage());
}
return false;
}
public static void randomGuardPatrolPoint(Mob mob) {
try {
//early exit for a mob who is already moving to a patrol point
//while mob moving, update lastPatrolTime so that when they stop moving the 10 second timer can begin
if (mob.isMoving() == true) {
mob.stopPatrolTime = System.currentTimeMillis();
return;
}
//wait between 10 and 15 seconds after reaching patrol point before moving
int patrolDelay = ThreadLocalRandom.current().nextInt(10000) + 5000;
//early exit while waiting to patrol again
if (mob.stopPatrolTime + patrolDelay > System.currentTimeMillis())
return;
float xPoint = ThreadLocalRandom.current().nextInt(400) - 200;
float zPoint = ThreadLocalRandom.current().nextInt(400) - 200;
Vector3fImmutable TreePos = mob.getGuild().getOwnedCity().getLoc();
mob.destination = new Vector3fImmutable(TreePos.x + xPoint, TreePos.y, TreePos.z + zPoint);
MovementUtilities.aiMove(mob, mob.destination, true);
if (mob.BehaviourType.ordinal() == Enum.MobBehaviourType.GuardCaptain.ordinal()) {
for (Map.Entry<Mob, Integer> minion : mob.siegeMinionMap.entrySet()) {
//make sure mob is out of combat stance
if (minion.getKey().despawned == false) {
if (MovementUtilities.canMove(minion.getKey())) {
Vector3f minionOffset = Formation.getOffset(2, minion.getValue() + 3);
minion.getKey().updateLocation();
Vector3fImmutable formationPatrolPoint = new Vector3fImmutable(mob.destination.x + minionOffset.x, mob.destination.y, mob.destination.z + minionOffset.z);
MovementUtilities.aiMove(minion.getKey(), formationPatrolPoint, true);
}
}
}
}
} catch (Exception e) {
Logger.info(mob.getObjectUUID() + " " + mob.getName() + " Failed At: randomGuardPatrolPoints" + " " + e.getMessage());
}
}
public static void patrol(Mob guard){
if (!guard.BehaviourType.equals(Enum.MobBehaviourType.GuardCaptain) && guard.npcOwner.isAlive())
return;
//patrol
Building barracks = guard.building;
if (barracks != null && barracks.patrolPoints != null && !barracks.getPatrolPoints().isEmpty()) {
guard.patrolPoints = barracks.patrolPoints;
} else {
randomGuardPatrolPoint(guard);
return;
}
if (guard.lastPatrolPointIndex > guard.patrolPoints.size() - 1)
guard.lastPatrolPointIndex = 0;
guard.destination = guard.patrolPoints.get(guard.lastPatrolPointIndex);
guard.lastPatrolPointIndex += 1;
MovementUtilities.aiMove(guard, guard.destination, true);
if (guard.BehaviourType.equals(Enum.MobBehaviourType.GuardCaptain)) {
for (Map.Entry<Mob, Integer> minion : guard.siegeMinionMap.entrySet())
//make sure mob is out of combat stance
if (!minion.getKey().despawned) {
if (MovementUtilities.canMove(minion.getKey())) {
Vector3f minionOffset = Formation.getOffset(2, minion.getValue() + 3);
minion.getKey().updateLocation();
Vector3fImmutable formationPatrolPoint = new Vector3fImmutable(guard.destination.x + minionOffset.x, guard.destination.y, guard.destination.z + minionOffset.z);
MovementUtilities.aiMove(minion.getKey(), formationPatrolPoint, true);
}
}
}
}
}
+17
View File
@@ -0,0 +1,17 @@
package engine.mobileAI.behaviours;
import engine.objects.Mob;
public class PetAI {
public static void run(Mob pet){
//1. check for combat
//2. check for distance from player
//3. follow player
//4. chase combat target
}
}
@@ -0,0 +1,89 @@
package engine.mobileAI.behaviours;
import engine.Enum;
import engine.gameManager.BuildingManager;
import engine.gameManager.CombatManager;
import engine.gameManager.MovementManager;
import engine.gameManager.ZoneManager;
import engine.mobileAI.utilities.CombatUtilities;
import engine.objects.Building;
import engine.objects.City;
import engine.objects.Mob;
import engine.server.MBServerStatics;
import org.pmw.tinylog.Logger;
public class SiegeEngineAI {
public static void run(Mob engine) {
//1. check to respawn if engine is dead or initially spawning
if (!engine.isAlive() || engine.despawned) {
if (System.currentTimeMillis() - engine.deathTime > MBServerStatics.FIFTEEN_MINUTES) {
engine.respawn();
return;
}
}
//2. early exit if owner is null, siege engines cannot act with player intervention
if (engine.getOwner() == null)
return;
//3. early exit if target is null, siege engines have no purpose without a target
if (engine.combatTarget == null)
return;
//4. early exit if target is not a building, siege engines can only attack buildings
if (!engine.combatTarget.getObjectType().equals(Enum.GameObjectType.Building)) {
engine.setCombatTarget(null);
return;
}
//5. early exit if target is out of range, engines don't move and neither do buildings, avoid infinite loop
if(CombatManager.NotInRange(engine,engine.combatTarget,engine.getRange())) {
engine.setCombatTarget(null);
return;
}
//6. attack target, sanity checks passed, attack target
AttackBuilding(engine,(Building) engine.combatTarget);
}
public static void AttackBuilding(Mob engine, Building target) {
try {
if (engine == null || target == null)
return;
if (target.getRank() == -1 || !target.isVulnerable() || BuildingManager.getBuildingFromCache(target.getObjectUUID()) == null) {
engine.setCombatTarget(null);
return;
}
City playercity = ZoneManager.getCityAtLocation(engine.getLoc());
if (playercity != null)
for (Mob guard : playercity.getParent().zoneMobSet)
if (guard.BehaviourType != null && guard.BehaviourType.equals(Enum.MobBehaviourType.GuardCaptain))
if (guard.getCombatTarget() == null && guard.getGuild() != null && engine.getGuild() != null && !guard.getGuild().equals(engine.getGuild()))
guard.setCombatTarget(engine);
MovementManager.sendRWSSMsg(engine);
CombatUtilities.combatCycle(engine, target, true, null);
int delay = 15000;
engine.setLastAttackTime(System.currentTimeMillis() + delay);
//if (mob.isSiege()) {
// PowerProjectileMsg ppm = new PowerProjectileMsg(mob, target);
// ppm.setRange(50);
// DispatchMessage.dispatchMsgToInterestArea(mob, ppm, DispatchChannel.SECONDARY, MBServerStatics.CHARACTER_LOAD_RANGE, false, false);
//}
} catch (Exception e) {
Logger.info(engine.getObjectUUID() + " " + engine.getName() + " Failed At: AttackBuilding" + " " + e.getMessage());
}
}
}
@@ -0,0 +1,10 @@
package engine.mobileAI.behaviours;
import engine.objects.Mob;
public class StandardAI {
public static void run(Mob mob){
}
}
@@ -201,10 +201,12 @@ public class CombatUtilities {
return;
int anim = 75;
float speed;
//handle the retaliate here because even if the mob misses you can still retaliate
if (AbstractWorldObject.IsAbstractCharacter(target))
CombatManager.handleRetaliate((AbstractCharacter) target, agent);
if (mainHand)
speed = agent.getSpeedHandOne();
else
speed = agent.getSpeedHandTwo();
DamageType dt = DamageType.Crush;
@@ -286,6 +288,11 @@ public class CombatUtilities {
if (((Mob) target).isSiege())
return;
//handle the retaliate
if (AbstractWorldObject.IsAbstractCharacter(target))
CombatManager.handleRetaliate((AbstractCharacter) target, agent);
if (target.getObjectType() == GameObjectType.Mob) {
Mob targetMob = (Mob) target;
if (targetMob.isSiege())
+2 -7
View File
@@ -620,7 +620,6 @@ public class Mob extends AbstractIntelligenceAgent {
DbManager.addToCache(mob);
mob.setPet(owner, true);
mob.setWalkMode(false);
mob.level = level;
mob.runAfterLoad();
} catch (Exception e) {
@@ -629,12 +628,8 @@ public class Mob extends AbstractIntelligenceAgent {
createLock.writeLock().unlock();
}
parent.zoneMobSet.add(mob);
// mob.level = level;
float healthMax = mob.getMobBase().getHealthMax();
if(mob.bonuses != null){
healthMax += mob.bonuses.getFloat(ModType.HealthFull,SourceType.None);
}
mob.healthMax = healthMax;
mob.level = level;
mob.healthMax = mob.getMobBase().getHealthMax() * (mob.level * 0.5f);
mob.health.set(mob.healthMax);
return mob;
}
-4
View File
@@ -308,10 +308,6 @@ public class MobBase extends AbstractGameObject {
}
public static void applyMobbaseEffects(Mob mob){
if(mob.getMobBaseID() == 12008)
mob.level = 65;
else if(mob.getMobBaseID() == 12019)
mob.level = 80;
for(MobBaseEffects mbe : mob.mobBase.mobbaseEffects){
if(mob.level >= mbe.getReqLvl()){
try {
+31 -31
View File
@@ -5147,6 +5147,26 @@ public class PlayerCharacter extends AbstractCharacter {
forceRespawn(this);
return;
}
if(!this.timestamps.containsKey("stamTick")){
this.timestamps.put("stamTick", System.currentTimeMillis());
}else{
if(this.containsEffect(441156479) || this.containsEffect(441156455)) {
if(System.currentTimeMillis() - this.timestamps.get("stamTick") > 5000){
boolean worked = false;
while(!worked) {
float old = this.stamina.get();
float mod = old + 4;
if (mod > this.staminaMax)
mod = this.staminaMax;
worked = this.stamina.compareAndSet(old, mod);
}
this.timestamps.put("stamTick", System.currentTimeMillis());
}
}else{
this.timestamps.put("stamTick", System.currentTimeMillis());
}
}
if (this.isAlive() && this.isActive && this.enteredWorld) {
@@ -5184,14 +5204,8 @@ public class PlayerCharacter extends AbstractCharacter {
}
}
if (this.isBoxed && !this.containsEffect(508555434)) {
PowersManager.applyPower(this, this, Vector3fImmutable.ZERO, 508555434, 40, false);
}
if (this.ZergMultiplier != 1.0f && !this.containsEffect(-906894951)) {
PowersManager.applyPower(this, this, Vector3fImmutable.ZERO, -906894951, 40, false);
}else if(this.containsEffect(-906894951)){
this.effects.remove("Zerg Penalty");
if (this.isBoxed && !this.containsEffect(1672601862)) {
PowersManager.applyPower(this, this, Vector3fImmutable.ZERO, 1672601862, 40, false);
}
if (this.isFlying()) {
@@ -5235,22 +5249,14 @@ public class PlayerCharacter extends AbstractCharacter {
}
}
boolean valid = true;
for(PlayerCharacter pc : sameMachine){
if(!pc.safeZone)
valid = false;
}
if(valid) {
for (PlayerCharacter pc : sameMachine)
pc.isBoxed = true;
for(PlayerCharacter pc : sameMachine)
pc.isBoxed = true;
player.isBoxed = false;
if (player.containsEffect(1672601862)) {
player.removeEffectBySource(EffectSourceType.DeathShroud, 41, false);
}
}else{
ChatManager.chatSystemInfo(player, "All Boxes Must Be In Safezone To Switch");
player.isBoxed = false;
if(player.containsEffect(1672601862)) {
player.removeEffectBySource(EffectSourceType.DeathShroud,41,false);
}
}
public static boolean checkIfBoxed(PlayerCharacter player){
if(ConfigManager.MB_WORLD_BOXLIMIT.getValue().equals("false")) {
@@ -5899,16 +5905,10 @@ public class PlayerCharacter extends AbstractCharacter {
// Reset this char's frame time.
this.lastUpdateTime = System.currentTimeMillis();
this.lastStamUpdateTime = System.currentTimeMillis();
//this.updateMovementState();
///boolean updateHealth = this.regenerateHealth();
//boolean updateMana = this.regenerateMana();
//boolean updateStamina = this.regenerateStamina();
//boolean consumeStamina = this.consumeStamina();
if (this.timestamps.get("SyncClient") + 5000L < System.currentTimeMillis()) {
//if (updateHealth || updateMana || updateStamina || consumeStamina) {
this.syncClient();
this.timestamps.put("SyncClient", System.currentTimeMillis());
//}
this.syncClient();
this.timestamps.put("SyncClient", System.currentTimeMillis());
}
}
+1 -11
View File
@@ -164,17 +164,7 @@ public class WorldServer {
long uptimeSeconds = Math.abs(uptimeDuration.getSeconds());
String uptime = String.format("%d hours %02d minutes %02d seconds", uptimeSeconds / 3600, (uptimeSeconds % 3600) / 60, (uptimeSeconds % 60));
outString += "uptime: " + uptime;
int activePop = 0;
int boxedPop = 0;
for(PlayerCharacter pc : SessionManager.getAllActivePlayerCharacters()){
if(pc.isBoxed){
boxedPop ++;
}else{
activePop ++;
}
}
//outString += " pop: " + SessionManager.getActivePlayerCharacterCount() + " max pop: " + SessionManager._maxPopulation;
outString += "Active Players: " + activePop + " Boxed Players: " + boxedPop;
outString += " pop: " + SessionManager.getActivePlayerCharacterCount() + " max pop: " + SessionManager._maxPopulation;
} catch (Exception e) {
Logger.error("Failed to build string");
}
-20
View File
@@ -2,7 +2,6 @@ package engine.util;
import engine.gameManager.ConfigManager;
import engine.gameManager.DbManager;
import engine.gameManager.GroupManager;
import engine.gameManager.SessionManager;
import engine.net.client.ClientConnection;
import engine.net.client.Protocol;
@@ -16,25 +15,6 @@ import org.pmw.tinylog.Logger;
public enum KeyCloneAudit {
KEYCLONEAUDIT;
public static boolean auditChatMsg(PlayerCharacter pc, String message) {
if(pc.combatTarget != null && message.contains(String.valueOf(pc.combatTarget.getObjectUUID()))) {
//targeting software detected
Group g = GroupManager.getGroup(pc);
if (g == null)
pc.getClientConnection().forceDisconnect();
else
for (PlayerCharacter member : g.members)
member.getClientConnection().forceDisconnect();
return true;
}
return false;
}
public void audit(PlayerCharacter player, Group group) {
int machineCount = 0;
+10 -4
View File
@@ -45,12 +45,18 @@ public class UpdateThread implements Runnable {
public void run() {
lastRun = System.currentTimeMillis();
while (true) {
try {
if (System.currentTimeMillis() >= lastRun + instancedelay) { // Correct condition
this.processPlayerUpdate();
Thread.sleep(100); // Pause for 100ms to reduce CPU usage
} catch (InterruptedException e) {
Logger.error("Thread interrupted", e);
lastRun = System.currentTimeMillis(); // Update lastRun after processing
}else {
try {
Thread.sleep(100); // Pause for 100ms to reduce CPU usage
} catch (InterruptedException e) {
Logger.error("Thread interrupted", e);
Thread.currentThread().interrupt();
}
}
Thread.yield();
}
}