jdk8-mips64-public/jaxws: src/share/jaxws_classes/com/sun/xml/internal/ws/api/client/ServiceInterceptorFactory.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

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     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

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    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.client;

    28 import com.sun.istack.internal.NotNull;

    29 import com.sun.istack.internal.Nullable;

    30 import com.sun.xml.internal.ws.api.WSService;

    31 import com.sun.xml.internal.ws.util.ServiceFinder;

    33 import javax.xml.ws.Service;

    34 import java.util.ArrayList;

    35 import java.util.HashSet;

    36 import java.util.List;

    37 import java.util.Set;

    39 /**

    40  * Creates {@link ServiceInterceptor}.

    41  *

    42  * <p>

    43  * Code that wishes to inject {@link ServiceInterceptor} into {@link WSService}

    44  * must implement this class. There are two ways to have the JAX-WS RI

    45  * recognize your {@link ServiceInterceptor}s.

    46  *

    47  * <h3>Use {@link ServiceFinder}</h3>

    48  * <p>

    49  * {@link ServiceInterceptorFactory}s discovered via {@link ServiceFinder}

    50  * will be incorporated to all {@link WSService} instances.

    51  *

    52  * <h3>Register per-thread</h3>

    53  *

    54  *

    55  * @author Kohsuke Kawaguchi

    56  * @see ServiceInterceptor

    57  * @see 2.1 EA3

    58  */

    59 public abstract class ServiceInterceptorFactory {

    60     public abstract ServiceInterceptor create(@NotNull WSService service);

    62     /**

    63      * Loads all {@link ServiceInterceptor}s and return aggregated one.

    64      */

    65     public static @NotNull ServiceInterceptor load(@NotNull WSService service, @Nullable ClassLoader cl) {

    66         List<ServiceInterceptor> l = new ArrayList<ServiceInterceptor>();

    68         // first service look-up

    69         for( ServiceInterceptorFactory f : ServiceFinder.find(ServiceInterceptorFactory.class))

    70             l.add(f.create(service));

    72         // then thread-local

    73         for( ServiceInterceptorFactory f : threadLocalFactories.get())

    74             l.add(f.create(service));

    76         return ServiceInterceptor.aggregate(l.toArray(new ServiceInterceptor[l.size()]));

    77     }

    79     private static ThreadLocal<Set<ServiceInterceptorFactory>> threadLocalFactories = new ThreadLocal<Set<ServiceInterceptorFactory>>() {

    80         protected Set<ServiceInterceptorFactory> initialValue() {

    81             return new HashSet<ServiceInterceptorFactory>();

    82         }

    83     };

    85     /**

    86      * Registers {@link ServiceInterceptorFactory} for this thread.

    87      *

    88      * <p>

    89      * Once registered, {@link ServiceInterceptorFactory}s are consulted for every

    90      * {@link Service} created in this thread, until it gets unregistered.

    91      */

    92     public static boolean registerForThread(ServiceInterceptorFactory factory) {

    93         return threadLocalFactories.get().add(factory);

    94     }

    96     /**

    97      * Removes previously registered {@link ServiceInterceptorFactory} for this thread.

    98      */

    99     public static boolean unregisterForThread(ServiceInterceptorFactory factory) {

   100         return threadLocalFactories.get().remove(factory);

   101     }

   102 }

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