86 lines
1.9 KiB
GDScript3
86 lines
1.9 KiB
GDScript3
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extends DisposableBase
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class_name RefCountDisposable
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class InnerDisposable extends DisposableBase:
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var parent : RefCountDisposable
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var is_disposed : bool
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var lock : RLock
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func _init(parent_ : RefCountDisposable):
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self.parent = parent_
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self.is_disposed = false
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self.lock = RLock.new()
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super._init()
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func dispose():
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var _parent
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if true:
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var __ = LockGuard.new(this.lock)
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_parent = this.parent
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this.parent = null
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if _parent != null:
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_parent.release()
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var underlying_disposable : DisposableBase
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var is_primary_disposed : bool
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var is_disposed : bool
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var lock : RLock
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var count : int
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func _init(disposable_ : DisposableBase):
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self.underlying_disposable = disposable_
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self.is_primary_disposed = false
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self.is_disposed = false
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self.lock = RLock.new()
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self.count = 0
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super._init()
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func dispose():
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if this.is_disposed:
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return
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var _underlying_disposable = null
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if true:
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var __ = LockGuard.new(this.lock)
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if not this.is_primary_disposed:
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this.is_primary_disposed = true
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if not bool(this.count):
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this.is_disposed = true
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_underlying_disposable = this.underlying_disposable
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if _underlying_disposable != null:
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_underlying_disposable.dispose()
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func release():
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if self.is_disposed:
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return
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var should_dispose = false
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if true:
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var __ = LockGuard.new(self.lock)
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self.count -= 1
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if not bool(self.count) and self.is_primary_disposed:
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self.is_disposed = true
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should_dispose = true
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if should_dispose:
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self.underlying_disposable.dispose()
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func get_disposable() -> DisposableBase:
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var __ = LockGuard.new(self.lock)
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if self.is_disposed:
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return Disposable.new()
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self.count += 1
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return InnerDisposable.new(self)
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var disposable : DisposableBase:
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get: return get_disposable()
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## Links disposable to [Object] lifetime via an [AutoDisposer]
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func dispose_with(obj : Object) -> DisposableBase:
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AutoDisposer.add(obj, self)
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return self
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