/*
* 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 javax.naming;
import java.util.Enumeration;
import javax.naming.NamingException;
/**
* A <code>NamingEnumeration</code> interface is an <code>Enumeration</code>
* which has been extended to support <code>NamingException</code>s. They can
* be thrown when getting the next element, checking if the Enumeration has more
* elements or on closing the <code>Enumeration</code>.
*/
public interface NamingEnumeration<T> extends Enumeration<T> {
/**
* Get the next element.
*
* @return the next element - can be null.
* @exception NamingException
* if a naming error occurs
* @exception java.util.NoSuchElementException
* when no more elements exist.
*/
public T next() throws NamingException;
/**
* Check for more elements.
*
* @return if more elements exist return true else return false.
* @exception NamingException
* if a naming error occurs
*/
public boolean hasMore() throws NamingException;
/**
* Close the enumeration.
*
* @exception NamingException
* if a naming error occurs
*/
public void close() throws NamingException;
}