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ThreadTracker + Attempt on NPC Disappearing fix

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Engineered the ThreadTracker: server-embedded deadlock auditing tool, which will print error messages in case of found deadlocks (also showing all in-use locks on the time of the issue).
Changed the player's id on DB now starting from 20mil, thus preventing players from overwriting NPC/mobs with same oid in-game. Requires proper testing to see if the issue has been cleared.
This commit is contained in:
ronancpl
2017-11-16 12:22:32 -02:00
parent aecc3e300a
commit 2b38b62683
50 changed files with 1099 additions and 123 deletions
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19
src/net/server/channel/handlers/TakeDamageHandler.java
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@@ -51,6 +51,7 @@ import server.life.MobAttackInfoFactory;
import server.life.MobSkill;
import server.life.MobSkillFactory;
import server.maps.MapleMap;
import server.maps.MapleMapObject;
import tools.FilePrinter;
import tools.MaplePacketCreator;
import tools.Randomizer;
@@ -78,9 +79,17 @@ public final class TakeDamageHandler extends AbstractMaplePacketHandler {
oid = slea.readInt();
try {
attacker = (MapleMonster) map.getMapObject(oid);
List<loseItem> loseItems;
MapleMapObject mmo = map.getMapObject(oid);
if(mmo instanceof MapleMonster) {
attacker = (MapleMonster) mmo;
if(attacker.getId() != monsteridfrom) {
attacker = null;
}
}
if (attacker != null) {
List<loseItem> loseItems;
if (attacker.isBuffed(MonsterStatus.NEUTRALISE)) {
return;
}
@@ -119,10 +128,8 @@ public final class TakeDamageHandler extends AbstractMaplePacketHandler {
} catch(ClassCastException e) {
//this happens due to mob on last map damaging player just before changing maps
if(ServerConstants.USE_DEBUG) {
e.printStackTrace();
FilePrinter.printError(FilePrinter.EXCEPTION_CAUGHT, "Attacker is not a mob-type, rather is a " + map.getMapObject(oid).getClass().getName() + " entity.");
}
e.printStackTrace();
FilePrinter.printError(FilePrinter.EXCEPTION_CAUGHT, "Attacker is not a mob-type, rather is a " + map.getMapObject(oid).getClass().getName() + " entity.");
return;
}