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Copyright (C) FuseSource, Inc. Licensed 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 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.fusesource.fabric.dosgi.impl;
public class ImportRegistration {
    boolean closed;
    public ImportRegistration(ServiceRegistration importedServiceEndpointDescription importedEndpoint) {
        this. = new HashSet<ListenerHook.ListenerInfo>();
        this. = importedService;
        this. = importedEndpoint;
        return  ? null : ;
        return  ? null : ;
    public boolean addReference(ListenerHook.ListenerInfo listener) {
        return this..add(listener);
    public boolean removeReference(ListenerHook.ListenerInfo listener) {
        return this..remove(listener);
    public boolean hasReferences() {
        return !this..isEmpty();
    public void close() {
         = true;
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