22 lines
706 B
Java
22 lines
706 B
Java
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package uulm.teamname.marvelous.gamelibrary;
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import java.util.ArrayList;
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/** Provides various tools for Arrays. */
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public class ArrayTools {
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/**
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* Returns a variable-size array list backed by the specified array without allocating more memory than necessary.
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* @param <E> the class of the objects in the array
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* @param a the array by which the list will be backed
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* @return a list view of the specified array
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* @throws NullPointerException if the specified array is {@code null}
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*/
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public static <E> ArrayList<E> toArrayList(E[] a) {
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ArrayList<E> l = new ArrayList<>(a.length);
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for(E e: a) {
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l.add(e);
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}
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return l;
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}
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}
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