jdk8-mips64-public/jaxws: src/share/jaxws_classes/com/sun/xml/internal/ws/binding/FeatureListUtil.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.binding;

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

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

    31 import javax.xml.ws.WebServiceException;

    32 import javax.xml.ws.WebServiceFeature;

    34 /**

    35  * Experimental: Utility methods that operate on WebServiceFeatureLists.

    36  *

    37  * @author WS Development Team

    38  */

    39 public class FeatureListUtil {

    41     /**

    42      * Merge all features into one list. Returns an empty list if no lists were

    43      * passed as parameter.

    44      *

    45      * @param lists The WebServiceFeatureLists.

    46      * @return A new WebServiceFeatureList that contains all features.

    47      */

    48     public static @NotNull WebServiceFeatureList mergeList(WebServiceFeatureList... lists) {

    49         final WebServiceFeatureList result = new WebServiceFeatureList();

    50         for (WebServiceFeatureList list : lists) {

    51             result.addAll(list);

    52         }

    53         return result;

    54     }

    56     public static @Nullable <F extends WebServiceFeature> F mergeFeature(final @NotNull Class<F> featureType,

    57             @Nullable WebServiceFeatureList list1, @Nullable WebServiceFeatureList list2)

    58             throws WebServiceException {

    59         final F feature1 = list1 != null ? list1.get(featureType) : null;

    60         final F feature2 = list2 != null ? list2.get(featureType) : null;

    61         if (feature1 == null) {

    62             return feature2;

    63         }

    64         else if (feature2 == null) {

    65             return feature1;

    66         }

    67         else {

    68             if (feature1.equals(feature2)) {

    69                 return feature1;

    70             }

    71             else {

    72                 // TODO exception text

    73                 throw new WebServiceException(feature1 + ", " + feature2);

    74             }

    75         }

    76     }

    78     public static boolean isFeatureEnabled(@NotNull Class<? extends WebServiceFeature> featureType,

    79             @Nullable WebServiceFeatureList list1, @Nullable WebServiceFeatureList list2)

    80             throws WebServiceException {

    81         final WebServiceFeature mergedFeature = mergeFeature(featureType, list1, list2);

    82         return (mergedFeature != null) && mergedFeature.isEnabled();

    83     }

    85 }

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