org.apache.cxf.bus.extension.ExtensionRegistry Maven / Gradle / Ivy
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.cxf.bus.extension;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
/**
* Static registry of extensions that are loaded in addition to the
* extensions the Bus will automatically detect. Mostly used by
* the OSGi bundle activator to detect extensions in bundles outside
* the CXF bundle.
*/
public final class ExtensionRegistry {
private static ConcurrentMap extensions
= new ConcurrentHashMap(16, 0.75f, 4);
private ExtensionRegistry() {
//singleton
}
public static Map getRegisteredExtensions() {
Map exts = new HashMap(extensions.size());
for (Map.Entry ext : extensions.entrySet()) {
exts.put(ext.getKey(), ext.getValue().cloneNoObject());
}
return exts;
}
public static void removeExtensions(List list) {
for (Extension e : list) {
extensions.remove(e.getName(), e);
}
}
public static void addExtensions(List list) {
for (Extension e : list) {
extensions.putIfAbsent(e.getName(), e);
}
}
}