src/share/jaxws_classes/com/oracle/webservices/internal/api/message/DistributedPropertySet.java

Thu, 31 Aug 2017 15:18:52 +0800

author
aoqi
date
Thu, 31 Aug 2017 15:18:52 +0800
changeset 637
9c07ef4934dd
parent 374
72e03566f0a6
parent 0
373ffda63c9a
permissions
-rw-r--r--

merge

     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.oracle.webservices.internal.api.message;
    28 import java.util.Map;
    30 import com.sun.istack.internal.Nullable;
    32 /**
    33  * {@link PropertySet} that combines properties exposed from multiple
    34  * {@link PropertySet}s into one.
    35  *
    36  * <p>
    37  * This implementation allows one {@link PropertySet} to assemble
    38  * all properties exposed from other "satellite" {@link PropertySet}s.
    39  * (A satellite may itself be a {@link DistributedPropertySet}, so
    40  * in general this can form a tree.)
    41  *
    42  * <p>
    43  * This is useful for JAX-WS because the properties we expose to the application
    44  * are contributed by different pieces, and therefore we'd like each of them
    45  * to have a separate {@link PropertySet} implementation that backs up
    46  * the properties. For example, this allows FastInfoset to expose its
    47  * set of properties to {@link RequestContext} by using a strongly-typed fields.
    48  *
    49  * <p>
    50  * This is also useful for a client-side transport to expose a bunch of properties
    51  * into {@link ResponseContext}. It simply needs to create a {@link PropertySet}
    52  * object with methods for each property it wants to expose, and then add that
    53  * {@link PropertySet} to {@link Packet}. This allows property values to be
    54  * lazily computed (when actually asked by users), thus improving the performance
    55  * of the typical case where property values are not asked.
    56  *
    57  * <p>
    58  * A similar benefit applies on the server-side, for a transport to expose
    59  * a bunch of properties to {@link WebServiceContext}.
    60  *
    61  * <p>
    62  * To achieve these benefits, access to {@link DistributedPropertySet} is slower
    63  * compared to {@link PropertySet} (such as get/set), while adding a satellite
    64  * object is relatively fast.
    65  *
    66  * @author Kohsuke Kawaguchi
    67  */
    68 public interface DistributedPropertySet extends com.oracle.webservices.internal.api.message.PropertySet {
    70     public @Nullable <T extends com.oracle.webservices.internal.api.message.PropertySet> T getSatellite(Class<T> satelliteClass);
    72     public Map<Class<? extends com.oracle.webservices.internal.api.message.PropertySet>, com.oracle.webservices.internal.api.message.PropertySet> getSatellites();
    74     public void addSatellite(com.oracle.webservices.internal.api.message.PropertySet satellite);
    76     public void addSatellite(Class<? extends com.oracle.webservices.internal.api.message.PropertySet> keyClass, com.oracle.webservices.internal.api.message.PropertySet satellite);
    78     public void removeSatellite(com.oracle.webservices.internal.api.message.PropertySet satellite);
    80     public void copySatelliteInto(com.oracle.webservices.internal.api.message.MessageContext r);
    81 }

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