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Potential issue in RoomTile removeUnit fixed.

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This commit is contained in:
Beny 2019-05-14 18:47:57 +01:00
parent 419c3d07af
commit 23ae60119b
1 changed files with 14 additions and 7 deletions
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21
src/main/java/com/eu/habbo/habbohotel/rooms/RoomTile.java
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@ -2,7 +2,6 @@ package com.eu.habbo.habbohotel.rooms;
import gnu.trove.set.hash.THashSet; import gnu.trove.set.hash.THashSet;
import java.lang.reflect.Array;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.List; import java.util.List;
@ -21,7 +20,7 @@ public class RoomTile
private short gCosts; private short gCosts;
private short hCosts; private short hCosts;
private THashSet<RoomUnit> units; private final THashSet<RoomUnit> units;
public RoomTile(short x, short y, short z, RoomTileState state, boolean allowStack) public RoomTile(short x, short y, short z, RoomTileState state, boolean allowStack)
@ -210,20 +209,28 @@ public class RoomTile
} }
public List<RoomUnit> getUnits() { public List<RoomUnit> getUnits() {
return new ArrayList<RoomUnit>(this.units); synchronized (this.units) {
return new ArrayList<RoomUnit>(this.units);
}
} }
public void addUnit(RoomUnit unit) { public void addUnit(RoomUnit unit) {
if(!this.units.contains(unit)) { synchronized (this.units) {
this.units.add(unit); if (!this.units.contains(unit)) {
this.units.add(unit);
}
} }
} }
public void removeUnit(RoomUnit unit) { public void removeUnit(RoomUnit unit) {
this.units.remove(unit); synchronized (this.units) {
this.units.remove(unit);
}
} }
public boolean hasUnits() { public boolean hasUnits() {
return this.units.size() > 0; synchronized (this.units) {
return this.units.size() > 0;
}
} }
} }