Java tutorial
/* * Copyright (C) 2005-2013 ManyDesigns srl. All rights reserved. * http://www.manydesigns.com/ * * This is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation; either version 3 of * the License, or (at your option) any later version. * * This software is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this software; if not, write to the Free * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA, or see the FSF site: http://www.fsf.org. */ package com.manydesigns.elements.reflection; import org.apache.commons.configuration.Configuration; import java.lang.annotation.Annotation; import java.util.*; /** * @author Paolo Predonzani - paolo.predonzani@manydesigns.com * @author Angelo Lupo - angelo.lupo@manydesigns.com * @author Giampiero Granatella - giampiero.granatella@manydesigns.com * @author Alessio Stalla - alessio.stalla@manydesigns.com */ public class CommonsConfigurationAccessor implements ClassAccessor { public static final String copyright = "Copyright (c) 2005-2013, ManyDesigns srl"; protected final List<CommonsConfigurationEntryAccessor> accessors; public CommonsConfigurationAccessor(Configuration configuration) { accessors = new ArrayList<CommonsConfigurationEntryAccessor>(); int i = 0; Iterator keys = configuration.getKeys(); while (keys.hasNext()) { String name = (String) keys.next(); accessors.add(new CommonsConfigurationEntryAccessor(name)); i++; } // sort alphabetically Collections.sort(accessors, new Comparator<CommonsConfigurationEntryAccessor>() { public int compare(CommonsConfigurationEntryAccessor o1, CommonsConfigurationEntryAccessor o2) { return o1.getName().compareTo(o2.getName()); } }); } public String getName() { return null; } public PropertyAccessor getProperty(String propertyName) throws NoSuchFieldException { for (CommonsConfigurationEntryAccessor current : accessors) { if (current.getName().equals(propertyName)) { return current; } } throw new NoSuchFieldException(propertyName); } public PropertyAccessor[] getProperties() { PropertyAccessor[] result = new PropertyAccessor[accessors.size()]; return accessors.toArray(result); } public PropertyAccessor[] getKeyProperties() { return new PropertyAccessor[0]; } public Object newInstance() { return null; } public boolean isAnnotationPresent(Class<? extends Annotation> annotationClass) { return false; } public <T extends Annotation> T getAnnotation(Class<T> annotationClass) { return null; } public Annotation[] getAnnotations() { return new Annotation[0]; } public Annotation[] getDeclaredAnnotations() { return new Annotation[0]; } }