mirror of git://gcc.gnu.org/git/gcc.git
90 lines
3.6 KiB
Java
90 lines
3.6 KiB
Java
/* NamingEnumeration.java -- The JNDI enumeration
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Copyright (C) 2000, 2006 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package javax.naming;
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import java.util.Enumeration;
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/**
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* <p>The specific type of enumeration that supports throwing various exceptions by
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* the hasMore method. The exceptions are only thrown if the enumeration is
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* scanned using {@link #next()} and {@link #hasMore()}. If the inherited
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* {@link java.util.Enumeration#nextElement()} and
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* {@link Enumeration#hasMoreElements()} are used instead, the exceptions are
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* not throwed, and the enumeration is just iterated over available elements.
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* </p>
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* <p>This enumeration becomes invalid after throwing the exception. If the
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* exception has been thrown, not other method should be called of that
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* enumeration.</p>
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*/
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public interface NamingEnumeration<T> extends Enumeration<T>
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{
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/**
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* Returns the next element in this enumeration. The naming - specific
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* exceptions are only throws after returning all still available elements of
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* the enumeration.
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*
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* @return the next element of this enumeration
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* @throws NamingException
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*/
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T next() throws NamingException;
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/**
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* Checks if there are more unvisited elements in the enumeration, throwing
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* exceptions if there are some unvisited, but not available elements.
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*
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* @return true if there are some unvisited elements, false otherwise.
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* @throws PartialResultException if the enumeration, returned by the
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* {@link Context#list(Name)} or other similar method contains only
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* partial answer.
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* @throws SizeLimitExceededException if remaining elements are not available
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* because of the previously specified size limit.
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* @throws NamingException
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*/
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boolean hasMore() throws NamingException;
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/**
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* Immediately frees all resources, owned by this enumeration. If invoked, it
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* must be the last method called for that enumeration.
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*
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* @throws NamingException
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*/
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void close() throws NamingException;
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}
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