@Test public void peekingIteratorWhenAbsent() { PeekingIterator<Object> it = peekingIterator(Arrays.asList().iterator()); assertThat(it).isEmpty(); }
public static <T> PeekingIterator<T> peekingIterator(final Iterator<T> iterator) { checkNotNull(iterator, "iterator"); return new PeekingIterator<T>() { protected T computeNext() { if (iterator.hasNext()) { return iterator.next(); } return endOfData(); } }; }
Util { public static <T> PeekingIterator<T> peekingIterator(final Iterator<T> iterator) { checkNotNull(iterator, "iterator"); return new PeekingIterator<T>() { protected T computeNext() { if (iterator.hasNext()) { return iterator.next(); } return endOfData(); } }; } }
Util { public static <T> PeekingIterator<T> peekingIterator(final Iterator<T> iterator) { checkNotNull(iterator, "iterator"); return new PeekingIterator<T>() { protected T computeNext() { if (iterator.hasNext()) { return iterator.next(); } return endOfData(); } }; } private  Util(); }
Util { public static <T> PeekingIterator<T> peekingIterator(final Iterator<T> iterator) { checkNotNull(iterator, "iterator"); return new PeekingIterator<T>() { protected T computeNext() { if (iterator.hasNext()) { return iterator.next(); } return endOfData(); } }; } private  Util(); static boolean equal(Object a, Object b); static String slurp(Reader reader); static String join(char delim, Object... parts); static List<String> split(char delim, String toSplit); static T nextOrNull(Iterator<T> it); static Iterator<T> singletonIterator(final T nullableValue); static PeekingIterator<T> peekingIterator(final Iterator<T> iterator); static Iterator<T> concat(final Iterator<T> first, final Iterator<T> second); static Iterator<T> concat(final Iterable<? extends Iterable<? extends T>> i); static Iterator<T> filter(final Iterator<T> unfiltered,
                                       final Filter<? super T> filter); static Filter<T> and(final Filter<T> first, final Filter<? super T> second); static String flatten(Map<String, Object> input); static Map<String, Object> toMap(String type, String rdata); static Map<String, Object> toMap(String type, List<String> parts); }
Util { public static <T> PeekingIterator<T> peekingIterator(final Iterator<T> iterator) { checkNotNull(iterator, "iterator"); return new PeekingIterator<T>() { protected T computeNext() { if (iterator.hasNext()) { return iterator.next(); } return endOfData(); } }; } private  Util(); static boolean equal(Object a, Object b); static String slurp(Reader reader); static String join(char delim, Object... parts); static List<String> split(char delim, String toSplit); static T nextOrNull(Iterator<T> it); static Iterator<T> singletonIterator(final T nullableValue); static PeekingIterator<T> peekingIterator(final Iterator<T> iterator); static Iterator<T> concat(final Iterator<T> first, final Iterator<T> second); static Iterator<T> concat(final Iterable<? extends Iterable<? extends T>> i); static Iterator<T> filter(final Iterator<T> unfiltered,
                                       final Filter<? super T> filter); static Filter<T> and(final Filter<T> first, final Filter<? super T> second); static String flatten(Map<String, Object> input); static Map<String, Object> toMap(String type, String rdata); static Map<String, Object> toMap(String type, List<String> parts);  }