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package java.util; |
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/** |
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* Mixin interface used by collections, maps, and similar objects to |
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* indicate that their elements or mappings are stored in sorted |
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* order. This allows consumers of collections to determine if the collection |
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* is sorted, and if so, retrieve the sort comparator. |
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* @since 1.5 |
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* @author Josh Bloch |
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*/ |
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public interface Sorted { |
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/** |
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* Returns the comparator used to order this collection, or <tt>null</tt> |
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* if this collection is sorted according to its elements natural ordering |
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* (using <tt>Comparable</tt>.) |
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* |
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* @return the comparator used to order this collection, or <tt>null</tt> |
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* if this collection is sorted according to its elements natural ordering. |
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*/ |
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Comparator comparator(); |
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} |