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fix possible null reference exceptions

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This commit is contained in:
Matthias Mailänder
2015-05-31 15:55:28 +02:00
parent a12e6a191b
commit cd5c0eca79
1 changed files with 4 additions and 2 deletions
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6
OpenRA.Mods.Common/AI/StateMachine.cs
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@@ -17,7 +17,8 @@ namespace OpenRA.Mods.Common.AI
public void Update(Squad squad) public void Update(Squad squad)
{ {
currentState.Tick(squad); if (currentState != null)
currentState.Tick(squad);
} }
public void ChangeState(Squad squad, IState newState, bool rememberPrevious) public void ChangeState(Squad squad, IState newState, bool rememberPrevious)
@@ -31,7 +32,8 @@ namespace OpenRA.Mods.Common.AI
if (newState != null) if (newState != null)
currentState = newState; currentState = newState;
currentState.Activate(squad); if (currentState != null)
currentState.Activate(squad);
} }
public void RevertToPreviousState(Squad squad, bool saveCurrentState) public void RevertToPreviousState(Squad squad, bool saveCurrentState)