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finish up collection interface methods

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2020-03-06 19:24:35 -06:00
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study/COLLECTIONS.MD
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@@ -45,4 +45,8 @@ All datastructures referenced here can be imported using `import java.util.<stru
| **default Stream<E> stream()** | It returns a sequential Stream with the collection as its source. |
| **default Spliterator<E> spliterator()** | It generates a Spliterator over the specified elements in the collection. |
| **public boolean equals(Object element)** | It matches two collections. |
| **public int hashCode()** | It returns the hash code number of the collection. |
| **public int hashCode()** | It returns the hash code number of the collection. |
Since all classes discussed onward inherit the `Collections` interface, you can be sure that a valid, working implementation exists for every single one of these methods.
However, the real power comes from the next set of interfaces, and the special methods devised by each class to manipulate these complex data structures.