com.sun.xml.ws.binding.FeatureListUtil Maven / Gradle / Ivy
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2017 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://oss.oracle.com/licenses/CDDL+GPL-1.1
* or LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.xml.ws.binding;
import com.sun.istack.NotNull;
import com.sun.istack.Nullable;
import javax.xml.ws.WebServiceException;
import javax.xml.ws.WebServiceFeature;
/**
* Experimental: Utility methods that operate on WebServiceFeatureLists.
*
* @author WS Development Team
*/
public class FeatureListUtil {
/**
* Merge all features into one list. Returns an empty list if no lists were
* passed as parameter.
*
* @param lists The WebServiceFeatureLists.
* @return A new WebServiceFeatureList that contains all features.
*/
public static @NotNull WebServiceFeatureList mergeList(WebServiceFeatureList... lists) {
final WebServiceFeatureList result = new WebServiceFeatureList();
for (WebServiceFeatureList list : lists) {
result.addAll(list);
}
return result;
}
public static @Nullable F mergeFeature(final @NotNull Class featureType,
@Nullable WebServiceFeatureList list1, @Nullable WebServiceFeatureList list2)
throws WebServiceException {
final F feature1 = list1 != null ? list1.get(featureType) : null;
final F feature2 = list2 != null ? list2.get(featureType) : null;
if (feature1 == null) {
return feature2;
}
else if (feature2 == null) {
return feature1;
}
else {
if (feature1.equals(feature2)) {
return feature1;
}
else {
// TODO exception text
throw new WebServiceException(feature1 + ", " + feature2);
}
}
}
public static boolean isFeatureEnabled(@NotNull Class featureType,
@Nullable WebServiceFeatureList list1, @Nullable WebServiceFeatureList list2)
throws WebServiceException {
final WebServiceFeature mergedFeature = mergeFeature(featureType, list1, list2);
return (mergedFeature != null) && mergedFeature.isEnabled();
}
}