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The emptyIterator() method is a static method provided by the Collections class in the java.util package. It returns an empty iterator, which can be used in scenarios where you need to handle the case of an empty collection in a more elegant and consistent manner.
Jan 3, 2022 · The emptyIterator () method of Java Collections returns an iterator with no elements. This method is immutable. That is, we can not do any modifications after creating this method. Syntax: Iterator<data_type> object = Collections.emptyIterator(); where, data_type is the type of iterator object object is the data to create an iterator Parameters: It will accept no parameters. Return Type: It ...
The Java Collections emptyIterator() method is used to get the empty iterator. Iterator is empty and its hasNext method always returns false. next() method call throws NoSuchElementException and remove() throws IllegalStateException.
Aug 7, 2024 · The emptyIterator() method in Java is a utility method that returns an iterator with no elements. It is part of the java.util.Collections class and provides a convenient way to obtain an empty Iterator object, which is useful in scenarios where a method requires an iterator but no elements are available. Table of Contents Introduction emptyIterator() … Java Collections emptyIterator() Method ...
java.lang.Object org.hibernate.util.EmptyIterator All Implemented Interfaces: Iterator public final class extends Object implements Iterator Author: Gavin King Field Summary
public final class EmptyIterator<T> extends java.lang.Object implements java.util.ListIterator<T> A Singleton iterator which is empty and can be used by all empty collections.
Apr 14, 2015 · The annoyance of Collections.<Foo>emptyList().iterator() is the main reason we provide Iterators.emptyIterator() in google-collections. No type parameter needed, in cases like yours.
