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.task; import com.esofthead.mycollab.common.i18n.ErrorI18nEnum; import com.esofthead.mycollab.core.utils.BusinessDayTimeUtils; import com.esofthead.mycollab.core.utils.DateTimeUtils; import com.esofthead.mycollab.core.utils.HumanTime; import com.esofthead.mycollab.module.file.AttachmentUtils; import com.esofthead.mycollab.module.project.ProjectTypeConstants; import com.esofthead.mycollab.module.project.domain.SimpleProjectMember; import com.esofthead.mycollab.module.project.domain.SimpleTask; import com.esofthead.mycollab.module.project.domain.Task; import com.esofthead.mycollab.module.project.ui.components.HumanTimeConverter; import com.esofthead.mycollab.module.project.ui.components.ProjectSubscribersComp; import com.esofthead.mycollab.module.project.ui.components.TaskSliderField; import com.esofthead.mycollab.module.project.view.milestone.MilestoneComboBox; import com.esofthead.mycollab.module.project.view.settings.component.ProjectMemberSelectionField; import com.esofthead.mycollab.module.project.view.task.components.TaskPriorityComboBox; import com.esofthead.mycollab.module.project.view.task.components.TaskStatusComboBox; import com.esofthead.mycollab.vaadin.AppContext; import com.esofthead.mycollab.vaadin.ui.AbstractBeanFieldGroupEditFieldFactory; import com.esofthead.mycollab.vaadin.ui.GenericBeanForm; import com.esofthead.mycollab.vaadin.web.ui.DoubleField; import com.esofthead.mycollab.vaadin.web.ui.field.AttachmentUploadField; import com.esofthead.mycollab.vaadin.web.ui.field.DateTimeOptionField; import com.vaadin.data.Property; import com.vaadin.event.FieldEvents; import com.vaadin.ui.Field; import com.vaadin.ui.RichTextArea; import com.vaadin.ui.TextField; import org.joda.time.LocalDate; import java.util.Date; /** * @author MyCollab Ltd * @since 5.1.1 */ class TaskEditFormFieldFactory extends AbstractBeanFieldGroupEditFieldFactory<SimpleTask> { private static final long serialVersionUID = 1L; private ProjectSubscribersComp subscribersComp; private AttachmentUploadField attachmentUploadField; TaskEditFormFieldFactory(GenericBeanForm<SimpleTask> form, Integer projectId) { super(form); subscribersComp = new ProjectSubscribersComp(false, projectId, AppContext.getUsername()); } @Override protected Field<?> onCreateField(final Object propertyId) { if (Task.Field.assignuser.equalTo(propertyId)) { ProjectMemberSelectionField field = new ProjectMemberSelectionField(); field.addValueChangeListener(new Property.ValueChangeListener() { @Override public void valueChange(Property.ValueChangeEvent valueChangeEvent) { Property property = valueChangeEvent.getProperty(); SimpleProjectMember member = (SimpleProjectMember) property.getValue(); if (member != null) { subscribersComp.addFollower(member.getUsername()); } } }); return field; } else if (Task.Field.milestoneid.equalTo(propertyId)) { return new MilestoneComboBox(); } else if (Task.Field.notes.equalTo(propertyId)) { final RichTextArea richTextArea = new RichTextArea(); richTextArea.setNullRepresentation(""); return richTextArea; } else if (Task.Field.taskname.equalTo(propertyId)) { final TextField tf = new TextField(); tf.setNullRepresentation(""); tf.setRequired(true); tf.setRequiredError(AppContext.getMessage(ErrorI18nEnum.FIELD_MUST_NOT_NULL, "Name")); return tf; } else if (Task.Field.status.equalTo(propertyId)) { return new TaskStatusComboBox(); } else if (Task.Field.percentagecomplete.equalTo(propertyId)) { return new TaskSliderField(); } else if (Task.Field.priority.equalTo(propertyId)) { return new TaskPriorityComboBox(); } else if (Task.Field.duration.equalTo(propertyId)) { final TextField field = new TextField(); field.setConverter(new HumanTimeConverter()); final SimpleTask beanItem = attachForm.getBean(); if (beanItem.getNumSubTasks() != null && beanItem.getNumSubTasks() > 0) { field.setEnabled(false); field.setDescription("Because this row has sub-tasks, this cell " + "is a summary value and can not be edited directly. You can edit cells " + "beneath this row to change its value"); } //calculate the end date if the start date is set field.addBlurListener(new FieldEvents.BlurListener() { @Override public void blur(FieldEvents.BlurEvent event) { HumanTime humanTime = HumanTime.eval(field.getValue()); Integer duration = Integer.valueOf(humanTime.getDelta() + ""); DateTimeOptionField startDateField = (DateTimeOptionField) fieldGroup .getField(Task.Field.startdate.name()); Date startDateVal = startDateField.getValue(); if (duration > 0 && startDateVal != null) { int durationIndays = duration / (int) DateTimeUtils.MILLISECONDS_IN_A_DAY; if (durationIndays > 0) { LocalDate startDateJoda = new LocalDate(startDateVal); LocalDate endDateJoda = BusinessDayTimeUtils.plusDays(startDateJoda, durationIndays); DateTimeOptionField endDateField = (DateTimeOptionField) fieldGroup .getField(Task.Field.enddate.name()); endDateField.setValue(endDateJoda.toDate()); } } } }); return field; } else if (Task.Field.originalestimate.equalTo(propertyId) || Task.Field.remainestimate.equalTo(propertyId)) { return new DoubleField(); } else if (Task.Field.startdate.equalTo(propertyId)) { final DateTimeOptionField startDateField = new DateTimeOptionField(true); startDateField.addValueChangeListener(new Property.ValueChangeListener() { @Override public void valueChange(Property.ValueChangeEvent event) { calculateDurationBaseOnStartAndEndDates(); } }); return startDateField; } else if (Task.Field.enddate.equalTo(propertyId)) { DateTimeOptionField endDateField = new DateTimeOptionField(true); endDateField.addValueChangeListener(new Property.ValueChangeListener() { @Override public void valueChange(Property.ValueChangeEvent event) { calculateDurationBaseOnStartAndEndDates(); } }); return endDateField; } else if (Task.Field.id.equalTo(propertyId)) { attachmentUploadField = new AttachmentUploadField(); Task beanItem = attachForm.getBean(); if (beanItem.getId() != null) { String attachmentPath = AttachmentUtils.getProjectEntityAttachmentPath(AppContext.getAccountId(), beanItem.getProjectid(), ProjectTypeConstants.TASK, "" + beanItem.getId()); attachmentUploadField.getAttachments(attachmentPath); } return attachmentUploadField; } else if (Task.Field.deadline.equalTo(propertyId)) { return new DateTimeOptionField(true); } else if (propertyId.equals("selected")) { return subscribersComp; } return null; } private void calculateDurationBaseOnStartAndEndDates() { DateTimeOptionField startDateField = (DateTimeOptionField) fieldGroup.getField(Task.Field.startdate.name()); DateTimeOptionField endDateField = (DateTimeOptionField) fieldGroup.getField(Task.Field.enddate.name()); TextField durationField = (TextField) fieldGroup.getField(Task.Field.duration.name()); Date startDate = null; Date endDate = null; if (startDateField != null) { startDate = startDateField.getValue(); } if (endDateField != null) { endDate = endDateField.getValue(); } if (startDate != null && endDate != null && startDate.before(endDate) && durationField != null) { LocalDate startDateJoda = new LocalDate(startDate); LocalDate endDateJoda = new LocalDate(endDate); int durationInDays = BusinessDayTimeUtils.duration(startDateJoda, endDateJoda); durationField.setValue(durationInDays + " d"); } } public AttachmentUploadField getAttachmentUploadField() { return attachmentUploadField; } public ProjectSubscribersComp getSubscribersComp() { return subscribersComp; } }