Java tutorial
/** * This file is part of mycollab-web. * * mycollab-web 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. * * mycollab-web 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 mycollab-web. If not, see <http://www.gnu.org/licenses/>. */ package com.mycollab.module.project.view.bug.components; import com.mycollab.common.i18n.GenericI18Enum; import com.mycollab.core.UserInvalidInputException; import com.mycollab.eventmanager.EventBusFactory; import com.mycollab.module.project.events.BugEvent; import com.mycollab.module.project.i18n.OptionI18nEnum; import com.mycollab.module.tracker.domain.RelatedBug; import com.mycollab.module.tracker.domain.SimpleBug; import com.mycollab.module.tracker.service.BugRelationService; import com.mycollab.spring.AppContextUtil; import com.mycollab.vaadin.AppContext; import com.mycollab.vaadin.ui.AbstractBeanFieldGroupEditFieldFactory; import com.mycollab.vaadin.ui.AbstractFormLayoutFactory; import com.mycollab.vaadin.ui.AdvancedEditBeanForm; import com.mycollab.vaadin.ui.GenericBeanForm; import com.mycollab.vaadin.web.ui.UIConstants; import com.mycollab.vaadin.web.ui.grid.GridFormLayoutHelper; import com.vaadin.event.ShortcutAction; import com.vaadin.server.FontAwesome; import com.vaadin.shared.ui.MarginInfo; import com.vaadin.ui.*; import org.vaadin.viritin.button.MButton; import org.vaadin.viritin.layouts.MHorizontalLayout; import org.vaadin.viritin.layouts.MVerticalLayout; /** * @author MyCollab Ltd. * @since 4.6.0 */ public class LinkIssueWindow extends Window { private RelatedBugEditForm editForm; private BugSelectionField bugSelectionField; private SimpleBug hostedBug; private RelatedBug relatedBug; public LinkIssueWindow(SimpleBug bug) { super("Dependencies"); this.setResizable(false); this.setModal(true); this.hostedBug = bug; MVerticalLayout contentLayout = new MVerticalLayout().withMargin(false).withFullWidth(); editForm = new RelatedBugEditForm(); relatedBug = new RelatedBug(); relatedBug.setBugid(bug.getId()); relatedBug.setRelatetype(OptionI18nEnum.BugRelation.Duplicated.name()); editForm.setBean(relatedBug); contentLayout.add(editForm); this.center(); this.setWidth("750px"); this.setContent(contentLayout); } private class RelatedBugEditForm extends AdvancedEditBeanForm<RelatedBug> { @Override public void setBean(RelatedBug newDataSource) { this.setFormLayoutFactory(new FormLayoutFactory()); this.setBeanFormFieldFactory(new EditFormFieldFactory(RelatedBugEditForm.this)); super.setBean(newDataSource); } class FormLayoutFactory extends AbstractFormLayoutFactory { private GridFormLayoutHelper informationLayout; @Override public ComponentContainer getLayout() { final VerticalLayout layout = new VerticalLayout(); informationLayout = GridFormLayoutHelper.defaultFormLayoutHelper(1, 3); layout.addComponent(informationLayout.getLayout()); MButton saveBtn = new MButton(AppContext.getMessage(GenericI18Enum.BUTTON_SAVE), clickEvent -> { if (editForm.validateForm()) { BugRelationService relatedBugService = AppContextUtil .getSpringBean(BugRelationService.class); SimpleBug selectedBug = bugSelectionField.getSelectedBug(); if (selectedBug == null) { throw new UserInvalidInputException("The related bug must be not null"); } if (selectedBug.getId().equals(hostedBug.getId())) { throw new UserInvalidInputException( "The relation is invalid since the both entries are " + "the same"); } relatedBug.setRelatedid(selectedBug.getId()); relatedBugService.saveWithSession(relatedBug, AppContext.getUsername()); close(); EventBusFactory.getInstance().post(new BugEvent.BugChanged(this, hostedBug.getId())); } }).withIcon(FontAwesome.SAVE).withStyleName(UIConstants.BUTTON_ACTION) .withClickShortcut(ShortcutAction.KeyCode.ENTER); MButton cancelBtn = new MButton(AppContext.getMessage(GenericI18Enum.BUTTON_CANCEL), clickEvent -> close()).withStyleName(UIConstants.BUTTON_OPTION); final MHorizontalLayout controlsBtn = new MHorizontalLayout(cancelBtn, saveBtn) .withMargin(new MarginInfo(true, true, true, false)); layout.addComponent(controlsBtn); layout.setComponentAlignment(controlsBtn, Alignment.MIDDLE_RIGHT); return layout; } @Override protected Component onAttachField(Object propertyId, Field<?> field) { if (RelatedBug.Field.relatetype.equalTo(propertyId)) { return informationLayout.addComponent(field, "This bug", 0, 0); } else if (RelatedBug.Field.relatedid.equalTo(propertyId)) { return informationLayout.addComponent(field, "Bug", 0, 1); } else if (RelatedBug.Field.comment.equalTo(propertyId)) { return informationLayout.addComponent(field, "Comment", 0, 2); } return null; } } private class EditFormFieldFactory extends AbstractBeanFieldGroupEditFieldFactory<RelatedBug> { EditFormFieldFactory(GenericBeanForm<RelatedBug> form) { super(form); } @Override protected Field<?> onCreateField(Object propertyId) { if (RelatedBug.Field.relatetype.equalTo(propertyId)) { return new BugRelationComboBox(); } else if (RelatedBug.Field.relatedid.equalTo(propertyId)) { bugSelectionField = new BugSelectionField(); return bugSelectionField; } else if (RelatedBug.Field.comment.equalTo(propertyId)) { return new RichTextArea(); } return null; } } } }