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47 lines
736 B
Java
47 lines
736 B
Java
package source.structural.defaultMethodsWithAnonymousClasses;
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interface MyIterator<K> {
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default boolean hasNext() {
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return false;
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}
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default K next() {
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return null;
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}
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default void remove() {
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}
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}
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interface MyEntry<K,V> {
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default K getKey() {
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return null;
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}
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}
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public class AnonymousClassWithDefaultMethod<K, V> {
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public MyIterator<K> iterator() {
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final MyIterator<MyEntry<K, V>> entryIterator = null;
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return new MyIterator<K>() {
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@Override
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public boolean hasNext() {
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return entryIterator.hasNext();
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}
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@Override
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public K next() {
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MyEntry<K, V> entry = entryIterator.next();
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return entry.getKey();
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}
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@Override
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public void remove() {
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entryIterator.remove();
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}
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};
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}
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}
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