Java tutorial
/* * This file is part of MashupMedia. * * MashupMedia is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * MashupMedia 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with MashupMedia. If not, see <http://www.gnu.org/licenses/>. */ package org.mashupmedia.editor; import java.beans.PropertyEditorSupport; import org.apache.commons.lang3.math.NumberUtils; import org.mashupmedia.model.library.Library; import org.mashupmedia.service.LibraryManager; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Component; @Component public class LibraryEditor extends PropertyEditorSupport { @Autowired private LibraryManager libraryManager; @Override public void setAsText(String idValue) throws IllegalArgumentException { long libraryId = NumberUtils.toLong(idValue); if (libraryId == 0) { return; } Library library = libraryManager.getLibrary(libraryId); setValue(library); } @Override public String getAsText() { if (getSource() == null) { return ""; } Library library = (Library) getSource(); String value = String.valueOf(library.getId()); return value; } }