java.util.Enumeration Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package java.util;
/**
* A legacy iteration interface.
*
* New code should use {@link Iterator} instead. {@code Iterator} replaces the
* enumeration interface and adds a way to remove elements from a collection.
*
*
If you have an {@code Enumeration} and want a {@code Collection}, you
* can use {@link Collections#list} to get a {@code List}.
*
*
If you need an {@code Enumeration} for a legacy API and have a
* {@code Collection}, you can use {@link Collections#enumeration}.
*
* @version 1.0
* @see Iterator
*/
public interface Enumeration {
/**
* Returns whether this {@code Enumeration} has more elements.
*
* @return {@code true} if there are more elements, {@code false} otherwise.
* @see #nextElement
*/
public boolean hasMoreElements();
/**
* Returns the next element in this {@code Enumeration}.
*
* @return the next element..
* @throws NoSuchElementException
* if there are no more elements.
* @see #hasMoreElements
*/
public E nextElement();
}