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.esofthead.mycollab.module.project.view.bug.components; import com.esofthead.mycollab.common.i18n.GenericI18Enum; import com.esofthead.mycollab.core.UserInvalidInputException; import com.esofthead.mycollab.core.arguments.NumberSearchField; import com.esofthead.mycollab.core.arguments.SearchRequest; import com.esofthead.mycollab.core.arguments.StringSearchField; import com.esofthead.mycollab.module.project.CurrentProjectVariables; import com.esofthead.mycollab.module.project.i18n.OptionI18nEnum; import com.esofthead.mycollab.module.tracker.domain.RelatedBug; import com.esofthead.mycollab.module.tracker.domain.SimpleBug; import com.esofthead.mycollab.module.tracker.domain.criteria.BugSearchCriteria; import com.esofthead.mycollab.module.tracker.service.BugService; import com.esofthead.mycollab.module.tracker.service.BugRelationService; import com.esofthead.mycollab.spring.ApplicationContextUtil; import com.esofthead.mycollab.vaadin.AppContext; import com.esofthead.mycollab.vaadin.ui.*; import com.vaadin.event.ShortcutAction; import com.vaadin.server.FontAwesome; import com.vaadin.shared.ui.MarginInfo; import com.vaadin.ui.*; import org.vaadin.maddon.layouts.MHorizontalLayout; import org.vaadin.maddon.layouts.MVerticalLayout; import org.vaadin.suggestfield.BeanSuggestionConverter; import org.vaadin.suggestfield.SuggestField; import org.vaadin.suggestfield.client.SuggestFieldSuggestion; import java.util.ArrayList; import java.util.Collections; import java.util.List; /** * @author MyCollab Ltd. * @since 4.6.0 */ public class LinkIssueWindow extends Window { private BugService bugService = ApplicationContextUtil.getSpringBean(BugService.class); private BugSearchCriteria searchCriteria; private SimpleBug selectedBug; private SimpleBug hostedBug; private RelatedBug relatedBug; public LinkIssueWindow(SimpleBug bug) { super("Link"); this.setResizable(false); this.setModal(true); this.hostedBug = bug; searchCriteria = new BugSearchCriteria(); searchCriteria.setProjectId(new NumberSearchField(CurrentProjectVariables.getProjectId())); MVerticalLayout contentLayout = new MVerticalLayout().withMargin(false).withWidth("100%"); RelatedBugEditForm form = new RelatedBugEditForm(); relatedBug = new RelatedBug(); relatedBug.setBugid(bug.getId()); relatedBug.setRelatetype(OptionI18nEnum.BugRelation.Duplicated.name()); form.setBean(relatedBug); contentLayout.add(form); this.center(); this.setWidth("700px"); this.setContent(contentLayout); } private class RelatedBugEditForm extends AdvancedEditBeanForm<RelatedBug> { @Override public void setBean(final RelatedBug newDataSource) { this.setFormLayoutFactory(new FormLayoutFactory()); this.setBeanFormFieldFactory(new EditFormFieldFactory(RelatedBugEditForm.this)); super.setBean(newDataSource); } class FormLayoutFactory implements IFormLayoutFactory { private GridFormLayoutHelper informationLayout; @Override public ComponentContainer getLayout() { final VerticalLayout layout = new VerticalLayout(); this.informationLayout = new GridFormLayoutHelper(1, 3, "100%", "167px", Alignment.TOP_LEFT); this.informationLayout.getLayout().setWidth("100%"); this.informationLayout.getLayout().setMargin(false); this.informationLayout.getLayout().addStyleName("colored-gridlayout"); layout.addComponent(this.informationLayout.getLayout()); final MHorizontalLayout controlsBtn = new MHorizontalLayout() .withMargin(new MarginInfo(true, true, true, false)); layout.addComponent(controlsBtn); layout.setComponentAlignment(controlsBtn, Alignment.MIDDLE_RIGHT); Button saveBtn = new Button(AppContext.getMessage(GenericI18Enum.BUTTON_SAVE)); saveBtn.addClickListener(new Button.ClickListener() { @Override public void buttonClick(Button.ClickEvent event) { BugRelationService relatedBugService = ApplicationContextUtil .getSpringBean(BugRelationService.class); if (selectedBug == null) { throw new UserInvalidInputException("The related bug must be not null"); } if (selectedBug.getId() == 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()); LinkIssueWindow.this.close(); } }); saveBtn.addStyleName(UIConstants.THEME_GREEN_LINK); saveBtn.setIcon(FontAwesome.SAVE); saveBtn.setClickShortcut(ShortcutAction.KeyCode.ENTER); Button cancelBtn = new Button(AppContext.getMessage(GenericI18Enum.BUTTON_CANCEL), new Button.ClickListener() { @Override public void buttonClick(Button.ClickEvent clickEvent) { LinkIssueWindow.this.close(); } }); cancelBtn.addStyleName(UIConstants.THEME_GRAY_LINK); controlsBtn.with(saveBtn, cancelBtn).alignAll(Alignment.MIDDLE_RIGHT); return layout; } @Override public void attachField(Object propertyId, Field<?> field) { if (RelatedBug.Field.relatetype.equalTo(propertyId)) { informationLayout.addComponent(field, "This bug", 0, 0); } else if (RelatedBug.Field.relatedid.equalTo(propertyId)) { informationLayout.addComponent(field, "Bug", 0, 1); } else if (RelatedBug.Field.comment.equalTo(propertyId)) { informationLayout.addComponent(field, "Comment", 0, 2); } } } 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)) { return new RelatedBugField(); } else if (RelatedBug.Field.comment.equalTo(propertyId)) { return new RichTextArea(); } return null; } } private class RelatedBugField extends CustomField<SimpleBug> implements FieldSelection<SimpleBug> { SuggestField suggestField; List<SimpleBug> items; RelatedBugField() { suggestField = new SuggestField(); suggestField.setPopupWidth(600); suggestField.setWidth("400px"); suggestField.setInputPrompt("Enter related bug's name"); suggestField.setInvalidAllowed(false); suggestField.setSuggestionHandler(new SuggestField.SuggestionHandler() { @Override public List<Object> searchItems(String query) { return handleSearchQuery(query); } }); suggestField.setSuggestionConverter(new BugSuggestionConverter()); } @Override protected Component initContent() { MHorizontalLayout layout = new MHorizontalLayout(); Button browseBtn = new Button(FontAwesome.ELLIPSIS_H); browseBtn.addStyleName(UIConstants.THEME_GRAY_LINK); browseBtn.addStyleName(UIConstants.BUTTON_SMALL_PADDING); browseBtn.addClickListener(new Button.ClickListener() { @Override public void buttonClick(Button.ClickEvent event) { UI.getCurrent().addWindow(new BugSelectionWindow(RelatedBugField.this)); } }); layout.with(suggestField, new Label("or browse"), browseBtn); return layout; } @Override public Class<? extends SimpleBug> getType() { return SimpleBug.class; } @Override public void fireValueChange(SimpleBug data) { selectedBug = data; suggestField.setValue(selectedBug); } private List<Object> handleSearchQuery(String query) { if ("".equals(query) || query == null) { return Collections.emptyList(); } searchCriteria.setSummary(new StringSearchField(query)); items = bugService.findPagableListByCriteria(new SearchRequest<>(searchCriteria)); return new ArrayList<Object>(items); } private class BugSuggestionConverter extends BeanSuggestionConverter { public BugSuggestionConverter() { super(SimpleBug.class, "id", "summary", "summary"); } @Override public Object toItem(SuggestFieldSuggestion suggestion) { for (SimpleBug bean : items) { if (bean.getId().toString().equals(suggestion.getId())) { selectedBug = bean; break; } } assert selectedBug != null : "This should not be happening"; return selectedBug; } } } } }