jdk8-mips64-public/jaxws: src/share/jaxws_classes/com/sun/xml/internal/ws/api/ResourceLoader.java@9c07ef4934dd

     1 /*

     2  * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    26 package com.sun.xml.internal.ws.api;

    28 import com.sun.xml.internal.ws.api.server.Container;

    30 import java.net.MalformedURLException;

    31 import java.net.URL;

    33 /**

    34  * Used to locate resources for jax-ws extensions. Using this, extensions

    35  * do not to have to write container specific code to locate resources.

    36  *

    37  * @author Jitendra Kotamraju

    38  */

    39 public abstract class ResourceLoader {

    41     /**

    42      * Returns the actual location of the resource from the 'resource' arg

    43      * that represents a virtual locaion of a file understood by a container.

    44      * ResourceLoader impl for a Container knows how to map this

    45      * virtual location to actual location.

    46      * <p>

    47      * Extensions can get hold of this object using {@link Container}.

    48      * <p/>

    49      * for e.g.:

    50      * <pre>

    51      * ResourceLoader loader = container.getSPI(ResourceLoader.class);

    52      * URL catalog = loader.get("jax-ws-catalog.xml");

    53      * </pre>

    54      * A ResourceLoader for servlet environment, may do the following.

    55      * <pre>

    56      * URL getResource(String resource) {

    57      *     return servletContext.getResource("/WEB-INF/"+resource);

    58      * }

    59      * </pre>

    60      *

    61      * @param resource Designates a path that is understood by the container. The

    62      *             implementations must support "jax-ws-catalog.xml" resource.

    63      * @return the actual location, if found, or null if not found.

    64      * @throws MalformedURLException if there is an error in creating URL

    65      */

    66     public abstract URL getResource(String resource) throws MalformedURLException;

    68 }

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