Attributes
interface Attributes
Map of attributes accessible by AttributeKey in a typed manner
Properties
abstract val allKeys: List<AttributeKey<*>> Returns List of all AttributeKey instances in this map |
Functions
abstract fun <T : Any> computeIfAbsent( Gets a value of the attribute for the specified key, or calls supplied block to compute its value |
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abstract operator fun contains(key: AttributeKey<*>): Boolean Checks if an attribute with the specified key exists |
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open operator fun <T : Any> get(key: AttributeKey<T>): T Gets a value of the attribute for the specified key, or throws an exception if an attribute doesn’t exist |
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abstract fun <T : Any> getOrNull(key: AttributeKey<T>): T? Gets a value of the attribute for the specified key, or return |
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abstract fun <T : Any> put( Creates or changes an attribute with the specified key using value |
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abstract fun <T : Any> remove(key: AttributeKey<T>): Unit Removes an attribute with the specified key |
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open fun <T : Any> take(key: AttributeKey<T>): T Removes an attribute with the specified key and returns its current value, throws an exception if an attribute doesn’t exist |
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open fun <T : Any> takeOrNull(key: AttributeKey<T>): T? Removes an attribute with the specified key and returns its current value, returns |