001/*
002 *  Copyright 2025 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.odf.content.code;
017
018import java.io.IOException;
019import java.net.MalformedURLException;
020import java.util.Map;
021import java.util.stream.Collectors;
022
023import org.apache.avalon.framework.service.ServiceException;
024import org.apache.avalon.framework.service.ServiceManager;
025import org.apache.avalon.framework.service.Serviceable;
026
027import org.ametys.runtime.i18n.I18nizableText;
028import org.ametys.runtime.model.Enumerator;
029
030/**
031 * An enumeration that list the providers for program items' display code
032 */
033public class DisplayCodeProviderEnumerator implements Enumerator<String>, Serviceable
034{
035    /** The display code extension point */
036    private DisplayCodeProviderExtensionPoint _displayCodeProviderEP;
037    
038    @Override
039    public void service(ServiceManager manager) throws ServiceException
040    {
041        _displayCodeProviderEP = (DisplayCodeProviderExtensionPoint) manager.lookup(DisplayCodeProviderExtensionPoint.ROLE);
042    }
043    
044    public Map<String, I18nizableText> getEntries() throws MalformedURLException, IOException
045    {
046        return _displayCodeProviderEP.getExtensionsIds()
047            .stream()
048            .map(_displayCodeProviderEP::getExtension)
049            .filter(DisplayCodeProvider::isActive)
050            .collect(Collectors.toMap(DisplayCodeProvider::getId, DisplayCodeProvider::getLabel));
051    }
052
053    public I18nizableText getEntry(String value) throws Exception
054    {
055        DisplayCodeProvider displayCode = _displayCodeProviderEP.getExtension(value);
056        return displayCode != null ? displayCode.getLabel() : null;
057    }
058}