Java tutorial
///////////////////////////////////////////////////////////////////////////// // // Project ProjectForge Community Edition // www.projectforge.org // // Copyright (C) 2001-2013 Kai Reinhard (k.reinhard@micromata.de) // // ProjectForge is dual-licensed. // // This community edition 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; version 3 of the License. // // This community edition 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 this program; if not, see http://www.gnu.org/licenses/. // ///////////////////////////////////////////////////////////////////////////// package org.projectforge.web.user; import java.util.HashMap; import java.util.Map; import org.apache.commons.lang.StringUtils; import org.apache.log4j.Logger; import org.apache.wicket.Component; import org.apache.wicket.markup.html.form.DropDownChoice; import org.apache.wicket.model.Model; import org.apache.wicket.model.PropertyModel; import org.apache.wicket.spring.injection.annot.SpringBean; import org.apache.wicket.validation.IValidatable; import org.apache.wicket.validation.validator.AbstractValidator; import org.projectforge.core.I18nEnum; import org.projectforge.fibu.KundeDO; import org.projectforge.fibu.ProjektDO; import org.projectforge.fibu.kost.Kost2DO; import org.projectforge.task.TaskDO; import org.projectforge.user.GroupDO; import org.projectforge.user.PFUserContext; import org.projectforge.user.PFUserDO; import org.projectforge.user.UserPrefArea; import org.projectforge.user.UserPrefAreaRegistry; import org.projectforge.user.UserPrefDO; import org.projectforge.user.UserPrefDao; import org.projectforge.user.UserPrefEntryDO; import org.projectforge.web.fibu.CustomerSelectPanel; import org.projectforge.web.fibu.Kost2DropDownChoice; import org.projectforge.web.fibu.ProjektSelectPanel; import org.projectforge.web.task.TaskSelectPanel; import org.projectforge.web.wicket.AbstractEditForm; import org.projectforge.web.wicket.WicketUtils; import org.projectforge.web.wicket.bootstrap.GridSize; import org.projectforge.web.wicket.components.LabelValueChoiceRenderer; import org.projectforge.web.wicket.components.MaxLengthTextArea; import org.projectforge.web.wicket.components.MaxLengthTextField; import org.projectforge.web.wicket.components.RequiredMaxLengthTextField; import org.projectforge.web.wicket.flowlayout.DivTextPanel; import org.projectforge.web.wicket.flowlayout.FieldsetPanel; import org.projectforge.web.wicket.flowlayout.InputPanel; import org.projectforge.web.wicket.flowlayout.TextAreaPanel; public class UserPrefEditForm extends AbstractEditForm<UserPrefDO, UserPrefEditPage> { private static final long serialVersionUID = 6647201995353615498L; private static final org.apache.log4j.Logger log = org.apache.log4j.Logger.getLogger(UserPrefEditForm.class); @SpringBean(name = "userPrefDao") private UserPrefDao userPrefDao; private boolean parameterCreated; protected Map<String, Component> dependentsMap = new HashMap<String, Component>(); /** * @param parent Needed for i18n * @param bean is used for creating a PropertyModel. * @param propertyName is used as property name of the property model. * @return */ public static DropDownChoice<UserPrefArea> createAreaDropdownChoice(final Component parent, final String id, final Object bean, final String propertyName, final boolean nullValid) { // DropDownChoice area final LabelValueChoiceRenderer<UserPrefArea> areaChoiceRenderer = createAreaChoiceRenderer(parent); final DropDownChoice<UserPrefArea> areaDropDownChoice = new DropDownChoice<UserPrefArea>(id, new PropertyModel<UserPrefArea>(bean, propertyName), areaChoiceRenderer.getValues(), areaChoiceRenderer); areaDropDownChoice.setNullValid(nullValid); return areaDropDownChoice; } public static LabelValueChoiceRenderer<UserPrefArea> createAreaChoiceRenderer(final Component parent) { // DropDownChoice area final LabelValueChoiceRenderer<UserPrefArea> areaChoiceRenderer = new LabelValueChoiceRenderer<UserPrefArea>(); for (final UserPrefArea area : UserPrefAreaRegistry.instance() .getOrderedEntries(PFUserContext.getLocale())) { areaChoiceRenderer.addValue(area, parent.getString("userPref.area." + area.getKey())); } return areaChoiceRenderer; } public UserPrefEditForm(final UserPrefEditPage parentPage, final UserPrefDO data) { super(parentPage, data); } @Override @SuppressWarnings("serial") protected void init() { super.init(); /* GRID 50% - BLOCK */ gridBuilder.newSplitPanel(GridSize.COL50); { // Name final FieldsetPanel fs = gridBuilder.newFieldset(getString("userPref.name")); final RequiredMaxLengthTextField name = new RequiredMaxLengthTextField(InputPanel.WICKET_ID, new PropertyModel<String>(data, "name")); name.add(new AbstractValidator<String>() { @Override protected void onValidate(final IValidatable<String> validatable) { if (data.getArea() == null) { return; } final String value = validatable.getValue(); if (parentPage.userPrefDao.doesParameterNameAlreadyExist(data.getId(), data.getUser(), data.getArea(), value)) { error(validatable); } } @Override protected String resourceKey() { return "userPref.error.nameDoesAlreadyExist"; } }); name.add(WicketUtils.setFocus()); fs.add(new InputPanel(fs.newChildId(), name)); } gridBuilder.newSplitPanel(GridSize.COL50); { // User data.setUser(PFUserContext.getUser()); final FieldsetPanel fs = gridBuilder.newFieldset(getString("user")); fs.add(new DivTextPanel(fs.newChildId(), data.getUser().getFullname())); } gridBuilder.newGridPanel(); { // Area final FieldsetPanel fieldset = new FieldsetPanel(gridBuilder.getPanel(), getString("userPref.area")) { @Override public boolean isVisible() { // Show area only if given, otherwise the drop down choice for area is shown. return data.getArea() != null; } }; fieldset.add(new DivTextPanel(fieldset.newChildId(), new Model<String>() { @Override public String getObject() { if (data.getArea() != null) { return getString(data.getArea().getI18nKey()); } else { return ""; } } })); } if (isNew() == true && data.getArea() == null) { // Area choice final FieldsetPanel fieldset = new FieldsetPanel(gridBuilder.getPanel(), getString("userPref.area")) { @Override public boolean isVisible() { // Show area only if given, otherwise the drop down choice for area is shown. return data.getArea() == null; } }; final LabelValueChoiceRenderer<UserPrefArea> areaChoiceRenderer = createAreaChoiceRenderer(this); final DropDownChoice<UserPrefArea> areaDropDownChoice = new DropDownChoice<UserPrefArea>( fieldset.getDropDownChoiceId(), new PropertyModel<UserPrefArea>(data, "area"), areaChoiceRenderer.getValues(), areaChoiceRenderer) { @Override protected boolean wantOnSelectionChangedNotifications() { return true; } @Override protected void onSelectionChanged(final UserPrefArea newSelection) { if (newSelection != null && parameterCreated == false) { // create repeater childs: createParameterRepeaterChilds(); } } }; areaDropDownChoice.setNullValid(true); areaDropDownChoice.setRequired(true); fieldset.add(areaDropDownChoice); } else { createParameterRepeaterChilds(); } } @SuppressWarnings("serial") void createParameterRepeaterChilds() { if (parameterCreated == true) { log.error("Could not add parameters twice. Internal error. Double submit of DropDownChoice?"); return; } parameterCreated = true; if (data.getArea() == null) { log.warn("Could not create ParameterRepeater because UserPrefArea is not given."); return; } if (isNew() == true && data.getUserPrefEntries() == null) { parentPage.userPrefDao.addUserPrefParameters(data, data.getArea()); } if (data.getUserPrefEntries() != null) { for (final UserPrefEntryDO param : data.getSortedUserPrefEntries()) { final FieldsetPanel fs = gridBuilder.newFieldset( param.getI18nKey() != null ? getString(param.getI18nKey()) : param.getParameter()); if (StringUtils.isNotEmpty(param.getTooltipI18nKey()) == true) { fs.addHelpIcon(getString(param.getTooltipI18nKey())); } parentPage.userPrefDao.updateParameterValueObject(param); if (PFUserDO.class.isAssignableFrom(param.getType()) == true) { final UserSelectPanel userSelectPanel = new UserSelectPanel(fs.newChildId(), new UserPrefPropertyModel<PFUserDO>(userPrefDao, param, "valueAsObject"), parentPage, param.getParameter()); if (data.getArea() == UserPrefArea.USER_FAVORITE) { userSelectPanel.setShowFavorites(false); } fs.add(userSelectPanel); userSelectPanel.init(); } else if (TaskDO.class.isAssignableFrom(param.getType()) == true) { final TaskSelectPanel taskSelectPanel = new TaskSelectPanel(fs.newChildId(), new UserPrefPropertyModel<TaskDO>(userPrefDao, param, "valueAsObject"), parentPage, param.getParameter()); if (data.getArea() == UserPrefArea.TASK_FAVORITE) { taskSelectPanel.setShowFavorites(false); } fs.add(taskSelectPanel); taskSelectPanel.init(); } else if (GroupDO.class.isAssignableFrom(param.getType()) == true) { final GroupSelectPanel groupSelectPanel = new GroupSelectPanel(fs.newChildId(), new UserPrefPropertyModel<GroupDO>(userPrefDao, param, "valueAsObject"), parentPage, param.getParameter()); fs.add(groupSelectPanel); groupSelectPanel.init(); } else if (Kost2DO.class.isAssignableFrom(param.getType()) == true) { final UserPrefEntryDO taskParam = data.getUserPrefEntry(param.getDependsOn()); Integer taskId = null; if (taskParam == null) { log.error( "Annotation for Kost2DO types should have a valid dependsOn annotation. Task param not found for: " + param); } else { final TaskDO task = (TaskDO) taskParam.getValueAsObject(); if (task != null) { taskId = task.getId(); } } final Kost2DropDownChoice kost2DropDownChoice = new Kost2DropDownChoice( fs.getDropDownChoiceId(), (Kost2DO) param.getValueAsObject(), taskId) { @Override protected void setKost2Id(final Integer kost2Id) { param.setValue(String.valueOf(kost2Id)); } }; fs.add(kost2DropDownChoice); dependentsMap.put(param.getParameter(), kost2DropDownChoice); } else if (ProjektDO.class.isAssignableFrom(param.getType()) == true) { final ProjektSelectPanel projektSelectPanel = new ProjektSelectPanel(fs.newChildId(), new UserPrefPropertyModel<ProjektDO>(userPrefDao, param, "valueAsObject"), parentPage, param.getParameter()); if (data.getArea() == UserPrefArea.PROJEKT_FAVORITE) { projektSelectPanel.setShowFavorites(false); } fs.add(projektSelectPanel); projektSelectPanel.init(); } else if (KundeDO.class.isAssignableFrom(param.getType()) == true) { final CustomerSelectPanel kundeSelectPanel = new CustomerSelectPanel(fs.newChildId(), new UserPrefPropertyModel<KundeDO>(userPrefDao, param, "valueAsObject"), null, parentPage, param.getParameter()); if (data.getArea() == UserPrefArea.KUNDE_FAVORITE) { kundeSelectPanel.setShowFavorites(false); } fs.add(kundeSelectPanel); kundeSelectPanel.init(); } else if (param.isMultiline() == true) { int maxLength = param.getMaxLength(); if (maxLength <= 0 || UserPrefEntryDO.MAX_STRING_VALUE_LENGTH < maxLength) { maxLength = UserPrefEntryDO.MAX_STRING_VALUE_LENGTH; } fs.add(new TextAreaPanel(fs.newChildId(), new MaxLengthTextArea(TextAreaPanel.WICKET_ID, new PropertyModel<String>(param, "value"), maxLength))); } else if (I18nEnum.class.isAssignableFrom(param.getType()) == true) { final LabelValueChoiceRenderer<I18nEnum> choiceRenderer = new LabelValueChoiceRenderer<I18nEnum>( this, (I18nEnum[]) param.getType().getEnumConstants()); final DropDownChoice<I18nEnum> choice = new DropDownChoice<I18nEnum>(fs.getDropDownChoiceId(), new UserPrefPropertyModel<I18nEnum>(userPrefDao, param, "valueAsObject"), choiceRenderer.getValues(), choiceRenderer); choice.setNullValid(true); fs.add(choice); } else { Integer maxLength = param.getMaxLength(); if (maxLength == null || maxLength <= 0 || UserPrefEntryDO.MAX_STRING_VALUE_LENGTH < maxLength) { maxLength = UserPrefEntryDO.MAX_STRING_VALUE_LENGTH; } final MaxLengthTextField textField = new MaxLengthTextField(InputPanel.WICKET_ID, new PropertyModel<String>(param, "value"), maxLength); textField.setRequired(param.isRequired()); fs.add(new InputPanel(fs.newChildId(), textField)); } } } } @Override protected Logger getLogger() { return log; } void setData(final UserPrefDO data) { this.data = data; } private class UserPrefPropertyModel<T> extends PropertyModel<T> { private static final long serialVersionUID = 6644505091461853375L; private final UserPrefDao userPrefDao; private final UserPrefEntryDO userPrefEntry; public UserPrefPropertyModel(final UserPrefDao userPrefDao, final UserPrefEntryDO userPrefEntry, final String expression) { super(userPrefEntry, expression); this.userPrefDao = userPrefDao; this.userPrefEntry = userPrefEntry; } @Override public void setObject(final T object) { super.setObject(object); userPrefDao.setValueObject(userPrefEntry, object); }; } }