Java tutorial
/* * Copyright (c) 1995, 2013, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package java.net; /** * This interface defines a factory for {@code URL} stream * protocol handlers. * * <p> A URL stream handler factory is used as specified in the * {@linkplain java.net.URL#URL(String,String,int,String) URL constructor}. * * @author Arthur van Hoff * @see java.net.URL * @see java.net.URLStreamHandler * @since 1.0 */ public interface URLStreamHandlerFactory { /** * Creates a new {@code URLStreamHandler} instance with the specified * protocol. * * @param protocol the protocol ("{@code ftp}", * "{@code http}", "{@code nntp}", etc.). * @return a {@code URLStreamHandler} for the specific protocol, or {@code * null} if this factory cannot create a handler for the specific * protocol * @see java.net.URLStreamHandler */ URLStreamHandler createURLStreamHandler(String protocol); }