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59 lines
1.3 KiB
Java
59 lines
1.3 KiB
Java
package java.util;
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public class Arrays {
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private Arrays() { }
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public static String toString(Object[] a) {
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return asList(a).toString();
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}
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private static boolean equal(Object a, Object b) {
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return (a == null && b == null) || (a != null && a.equals(b));
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}
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public static <T> List<T> asList(final T ... array) {
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return new List<T>() {
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public String toString() {
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return Collections.toString(this);
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}
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public int size() {
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return array.length;
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}
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public boolean add(T element) {
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throw new UnsupportedOperationException();
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}
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public boolean contains(T element) {
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for (int i = 0; i < array.length; ++i) {
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if (equal(element, array[i])) {
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return true;
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}
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}
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return false;
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}
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public T get(int index) {
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return array[index];
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}
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public T remove(int index) {
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throw new UnsupportedOperationException();
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}
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public boolean remove(T element) {
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throw new UnsupportedOperationException();
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}
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public void clear() {
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throw new UnsupportedOperationException();
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}
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public Iterator<T> iterator() {
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return new Collections.ArrayListIterator(this);
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}
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};
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}
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}
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