001/* 002 * Copyright 2016 Anyware Services 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016package org.ametys.core.user.population; 017 018import java.util.Iterator; 019 020import org.ametys.core.ui.Callable; 021import org.ametys.runtime.plugin.component.AbstractThreadSafeComponentExtensionPoint; 022 023/** 024 * This class is in charge to load and initialize the various {@link PopulationConsumer} 025 */ 026public class PopulationConsumerExtensionPoint extends AbstractThreadSafeComponentExtensionPoint<PopulationConsumer> 027{ 028 /** Avalon Role */ 029 public static final String ROLE = PopulationConsumerExtensionPoint.class.getName(); 030 031 /** 032 * Determines if a user population is in use by a {@link PopulationConsumer} 033 * @param id The id of the user population to check 034 * @return true if the user population is used by at least one of the {@link PopulationConsumer} 035 */ 036 @Callable 037 public boolean isInUse(String id) 038 { 039 boolean inUse = false; 040 Iterator<String> iterator = getExtensionsIds().iterator(); 041 042 while (iterator.hasNext() && !inUse) 043 { 044 PopulationConsumer consumer = getExtension(iterator.next()); 045 inUse = consumer.isInUse(id); 046 } 047 048 return inUse; 049 } 050 051}