Java tutorial
/* * Copyright 2014 JBoss Inc * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.overlord.dtgov.ui.client.local.pages; import java.util.List; import java.util.Map; import javax.annotation.PostConstruct; import javax.enterprise.context.Dependent; import javax.enterprise.inject.Instance; import javax.inject.Inject; import org.jboss.errai.ui.nav.client.local.Page; import org.jboss.errai.ui.nav.client.local.PageState; import org.jboss.errai.ui.nav.client.local.TransitionAnchor; import org.jboss.errai.ui.shared.api.annotations.DataField; import org.jboss.errai.ui.shared.api.annotations.EventHandler; import org.jboss.errai.ui.shared.api.annotations.Templated; import org.overlord.commons.gwt.client.local.widgets.HtmlSnippet; import org.overlord.commons.gwt.client.local.widgets.UnorderedListPanel; import org.overlord.dtgov.ui.client.local.ClientMessages; import org.overlord.dtgov.ui.client.local.beans.UiConfiguration; import org.overlord.dtgov.ui.client.local.pages.targets.ClassifiersTable; import org.overlord.dtgov.ui.client.local.pages.targets.TargetTypeListBox; import org.overlord.dtgov.ui.client.local.pages.targets.panel.AbstractTargetPanel; import org.overlord.dtgov.ui.client.local.pages.targets.panel.CliTargetPanel; import org.overlord.dtgov.ui.client.local.pages.targets.panel.CopyTargetPanel; import org.overlord.dtgov.ui.client.local.pages.targets.panel.MavenTargetPanel; import org.overlord.dtgov.ui.client.local.pages.targets.panel.RhqTargetPanel; import org.overlord.dtgov.ui.client.local.services.ConfigurationService; import org.overlord.dtgov.ui.client.local.services.NotificationService; import org.overlord.dtgov.ui.client.local.services.TargetsRpcService; import org.overlord.dtgov.ui.client.local.services.rpc.IRpcServiceInvocationHandler; import org.overlord.dtgov.ui.client.local.util.DOMUtil; import org.overlord.dtgov.ui.client.shared.beans.NotificationBean; import org.overlord.dtgov.ui.client.shared.beans.TargetBean; import org.overlord.dtgov.ui.client.shared.beans.TargetType; import org.overlord.dtgov.ui.client.shared.beans.ValidationError; import org.overlord.dtgov.ui.client.shared.exceptions.DtgovFormValidationException; import com.google.gwt.dom.client.Element; import com.google.gwt.event.dom.client.ClickEvent; import com.google.gwt.event.logical.shared.ValueChangeEvent; import com.google.gwt.event.logical.shared.ValueChangeHandler; import com.google.gwt.user.client.Window; import com.google.gwt.user.client.ui.Button; import com.google.gwt.user.client.ui.FlowPanel; import com.google.gwt.user.client.ui.InlineLabel; import com.google.gwt.user.client.ui.TextArea; import com.google.gwt.user.client.ui.TextBox; /** * Manage Target initial page. Used to edit/create targets. * * @author David Virgil Naranjo */ @Templated("/org/overlord/dtgov/ui/client/local/site/target.html#page") @Page(path = "target") @Dependent public class TargetPage extends AbstractPage { // Breadcrumbs /** The _back to dashboard. */ @Inject @DataField("back-to-dashboard") private TransitionAnchor<DashboardPage> _backToDashboard; // Breadcrumbs /** The _back to queries. */ @Inject @DataField("back-to-targets") private TransitionAnchor<TargetsPage> _backToTargets; /** The _config service. */ @Inject private ConfigurationService _configService; /** The _description box. */ @Inject @DataField("form-target-description-input") private TextArea _descriptionBox; /** The _form validation error div. */ @Inject @DataField("form-validation-div") private HtmlSnippet _formValidationErrorDiv; /** The _i18n. */ @Inject private ClientMessages _i18n; /** The _notification service. */ @Inject private NotificationService _notificationService; /** The _page content. */ private Element _pageContent; /** The _query name box. */ @Inject @DataField("form-target-name-input") private TextBox _targetNameBox; /** The _reset button. */ @Inject @DataField("btn-reset") private Button _resetButton; /** The _submit button. */ @Inject @DataField("btn-save") private Button _submitButton; /** The _uuid. */ @PageState("uuid") private String _uuid; /** The _validation_errors. */ @Inject @DataField("form-validation-errors") private UnorderedListPanel _validation_errors; /** The _workflow query loading. */ @Inject @DataField("target-loading-spinner") private HtmlSnippet _targetLoading; /** The _workflow query service. */ @Inject private TargetsRpcService _targetService; /** The _workflow. */ @Inject @DataField("form-target-type-input") private TargetTypeListBox _targetType; @Inject Instance<MavenTargetPanel> _addMavenForm; @Inject Instance<CliTargetPanel> _addCliForm; @Inject Instance<RhqTargetPanel> _addRhqForm; @Inject Instance<CopyTargetPanel> _addCopyForm; private AbstractTargetPanel _targetPanel; @Inject @DataField("classifiers-table") private ClassifiersTable _classifiersTable; @Inject @DataField("target-panel") private FlowPanel _panel; /** The _add property. */ @Inject @DataField("btn-add-classifier") private Button _addClassifier; /** * Creates the target bean. * * @return the target bean */ private TargetBean createTargetBean() { TargetBean target = null; if (_targetType != null && _targetType.getValue() != null && !_targetType.getValue().equals("")) { //$NON-NLS-1$ TargetType type = TargetType.value(_targetType.getValue()); if (type != null) { if (_targetPanel != null) { target = _targetPanel.getTargetBean(); } } else if (_targetType.getValue().equals("custom")) { //$NON-NLS-1$ } } else { target = new TargetBean(); } if (target != null) { target.setUuid(this._uuid); target.setName(this._targetNameBox.getValue()); target.setDescription(this._descriptionBox.getValue()); target.setClassifiers(_classifiersTable.getValue()); } return target; } /** * Inits the page. */ private void init() { if (_uuid != null && !_uuid.isEmpty()) { _pageContent.addClassName("hide"); //$NON-NLS-1$ _targetLoading.getElement().removeClassName("hide"); //$NON-NLS-1$ _targetService.get(_uuid, new IRpcServiceInvocationHandler<TargetBean>() { @Override public void onError(Throwable error) { _notificationService.sendErrorNotification(_i18n.format("target.error-loading"), error); //$NON-NLS-1$ _targetLoading.getElement().addClassName("hide"); //$NON-NLS-1$ } @Override public void onReturn(TargetBean data) { updateContent(data); _targetLoading.getElement().addClassName("hide"); //$NON-NLS-1$ } }); } } /* (non-Javadoc) * @see org.overlord.dtgov.ui.client.local.pages.AbstractPage#onPageShowing() */ @Override protected void onPageShowing() { if (_uuid != null && !_uuid.isEmpty()) { init(); } } /** * Method execuded on post construct. Initialize the components. */ @PostConstruct protected void onPostConstruct() { _formValidationErrorDiv.getElement().addClassName("hide"); //$NON-NLS-1$ _pageContent = DOMUtil.findElementById(getElement(), "target-content-wrapper"); //$NON-NLS-1$ this._targetType.clear(); UiConfiguration uiConfig = _configService.getUiConfig(); Map<String, String> typesMap = uiConfig.getTargetKeyTypes(); for (String key : typesMap.keySet()) { _targetType.addItem(key, typesMap.get(key)); } this._targetType.addValueChangeHandler(new ValueChangeHandler<String>() { @Override public void onValueChange(ValueChangeEvent<String> event) { refreshTargetForm(null); } }); _descriptionBox.setVisibleLines(3); } /** * Refresh target form using a target bean as income. * * @param data * the data */ private void refreshTargetForm(TargetBean data) { String value = _targetType.getValue(); if (value != null && !value.equals("")) { //$NON-NLS-1$ TargetType type = TargetType.value(value); _panel.clear(); if (type != null) { switch (type) { case MAVEN: _targetPanel = this._addMavenForm.get(); break; case RHQ: _targetPanel = this._addRhqForm.get(); break; case CLI: _targetPanel = this._addCliForm.get(); break; case COPY: _targetPanel = this._addCopyForm.get(); break; } if (_targetPanel != null) { if (data != null) { _targetPanel.initialize(data); } _panel.add(_targetPanel); } } } } /** * Update the content of the page using a target bean as param. * * @param data * the data */ protected void updateContent(TargetBean data) { _pageContent.removeClassName("hide"); //$NON-NLS-1$ _targetNameBox.setValue(data.getName()); _descriptionBox.setValue(data.getDescription()); _targetType.setValue(data.getType().getValue()); /* * for (int i = 0; i < _targetType.getItemCount(); i++) { if * (_targetType.getValue(i) != null && * _targetType.getValue(i).equals(data.getType().getValue())) { * _targetType.setSelectedIndex(i); break; } } */ _classifiersTable.setValue(data.getClassifiers()); refreshTargetForm(data); if (_uuid == null || _uuid.equals("")) { //$NON-NLS-1$ _resetButton.setVisible(false); } } /** * On submit click. * * @param event * the event */ @EventHandler("btn-save") public void onSubmitClick(ClickEvent event) { final NotificationBean notification = _notificationService.startProgressNotification( _i18n.format("target-submit.save"), //$NON-NLS-1$ _i18n.format("target-submit.save-msg")); //$NON-NLS-1$ final TargetBean target = this.createTargetBean(); _validation_errors.clear(); _targetService.save(target, new IRpcServiceInvocationHandler<String>() { @Override public void onError(Throwable error) { if (error instanceof DtgovFormValidationException) { List<ValidationError> errors = ((DtgovFormValidationException) error).getErrors(); for (ValidationError err : errors) { _validation_errors.add(new InlineLabel(_i18n.format(err.getErrorLabel()))); } _formValidationErrorDiv.getElement().removeClassName("hide"); //$NON-NLS-1$ _notificationService.removeNotification(notification.getUuid()); Window.scrollTo(0, 0); } else { _notificationService.completeProgressNotification(notification.getUuid(), _i18n.format("target-submit.error-saving"), //$NON-NLS-1$ error); } } @Override public void onReturn(String data) { _uuid = data; _formValidationErrorDiv.getElement().addClassName("hide"); //$NON-NLS-1$ _notificationService.completeProgressNotification(notification.getUuid(), _i18n.format("target-submit.successfully-saved"), //$NON-NLS-1$ _i18n.format("target-submit.successfully-saved-message", target.getName())); //$NON-NLS-1$ } }); } /** * On reset. * * @param event * the event */ @EventHandler("btn-reset") public void reset(ClickEvent event) { _formValidationErrorDiv.getElement().addClassName("hide"); //$NON-NLS-1$ if (_uuid != null && !_uuid.isEmpty()) { init(); } else { _descriptionBox.setText(""); //$NON-NLS-1$ _targetNameBox.setText(""); //$NON-NLS-1$ _targetType.setSelectedIndex(0); _panel.clear(); _classifiersTable.clear(); } } /** * Ond add property. * * @param event * the event */ @EventHandler("btn-add-classifier") public void ondAddProperty(ClickEvent event) { _classifiersTable.addNewRow(); } /** * Gets the back to dashboard. * * @return the back to dashboard */ public TransitionAnchor<DashboardPage> getBackToDashboard() { return _backToDashboard; } /** * Sets the back to dashboard. * * @param backToDashboard * the new back to dashboard */ public void setBackToDashboard(TransitionAnchor<DashboardPage> backToDashboard) { this._backToDashboard = backToDashboard; } /** * Gets the back to targets. * * @return the back to targets */ public TransitionAnchor<TargetsPage> getBackToTargets() { return _backToTargets; } /** * Sets the back to targets. * * @param backToTargets * the new back to targets */ public void setBackToTargets(TransitionAnchor<TargetsPage> backToTargets) { this._backToTargets = backToTargets; } /** * Gets the config service. * * @return the config service */ public ConfigurationService getConfigService() { return _configService; } /** * Sets the config service. * * @param configService * the new config service */ public void setConfigService(ConfigurationService configService) { this._configService = configService; } /** * Gets the description box. * * @return the description box */ public TextArea getDescriptionBox() { return _descriptionBox; } /** * Sets the description box. * * @param descriptionBox * the new description box */ public void setDescriptionBox(TextArea descriptionBox) { this._descriptionBox = descriptionBox; } /** * Gets the form validation error div. * * @return the form validation error div */ public HtmlSnippet getFormValidationErrorDiv() { return _formValidationErrorDiv; } /** * Sets the form validation error div. * * @param formValidationErrorDiv * the new form validation error div */ public void setFormValidationErrorDiv(HtmlSnippet formValidationErrorDiv) { this._formValidationErrorDiv = formValidationErrorDiv; } /** * Gets the i18n. * * @return the i18n */ public ClientMessages getI18n() { return _i18n; } /** * Sets the i18n. * * @param i18n * the new i18n */ public void setI18n(ClientMessages i18n) { this._i18n = i18n; } /** * Gets the notification service. * * @return the notification service */ public NotificationService getNotificationService() { return _notificationService; } /** * Sets the notification service. * * @param notificationService * the new notification service */ public void setNotificationService(NotificationService notificationService) { this._notificationService = notificationService; } /** * Gets the page content. * * @return the page content */ public Element getPageContent() { return _pageContent; } /** * Sets the page content. * * @param pageContent * the new page content */ public void setPageContent(Element pageContent) { this._pageContent = pageContent; } /** * Gets the target name box. * * @return the target name box */ public TextBox getTargetNameBox() { return _targetNameBox; } /** * Sets the target name box. * * @param targetNameBox * the new target name box */ public void setTargetNameBox(TextBox targetNameBox) { this._targetNameBox = targetNameBox; } /** * Gets the reset button. * * @return the reset button */ public Button getResetButton() { return _resetButton; } /** * Sets the reset button. * * @param resetButton * the new reset button */ public void setResetButton(Button resetButton) { this._resetButton = resetButton; } /** * Gets the submit button. * * @return the submit button */ public Button getSubmitButton() { return _submitButton; } /** * Sets the submit button. * * @param submitButton * the new submit button */ public void setSubmitButton(Button submitButton) { this._submitButton = submitButton; } /** * Gets the uuid. * * @return the uuid */ public String getUuid() { return _uuid; } /** * Sets the uuid. * * @param uuid * the new uuid */ public void setUuid(String uuid) { this._uuid = uuid; } /** * Gets the validation_errors. * * @return the validation_errors */ public UnorderedListPanel getValidation_errors() { return _validation_errors; } /** * Sets the validation_errors. * * @param validation_errors * the new validation_errors */ public void setValidation_errors(UnorderedListPanel validation_errors) { this._validation_errors = validation_errors; } /** * Gets the target loading. * * @return the target loading */ public HtmlSnippet getTargetLoading() { return _targetLoading; } /** * Sets the target loading. * * @param targetLoading * the new target loading */ public void setTargetLoading(HtmlSnippet targetLoading) { this._targetLoading = targetLoading; } /** * Gets the target service. * * @return the target service */ public TargetsRpcService getTargetService() { return _targetService; } /** * Sets the target service. * * @param targetService * the new target service */ public void setTargetService(TargetsRpcService targetService) { this._targetService = targetService; } /** * Gets the target type. * * @return the target type */ public TargetTypeListBox getTargetType() { return _targetType; } /** * Sets the target type. * * @param targetType * the new target type */ public void setTargetType(TargetTypeListBox targetType) { this._targetType = targetType; } /** * Gets the adds the maven form. * * @return the adds the maven form */ public Instance<MavenTargetPanel> getAddMavenForm() { return _addMavenForm; } /** * Sets the adds the maven form. * * @param addMavenForm * the new adds the maven form */ public void setAddMavenForm(Instance<MavenTargetPanel> addMavenForm) { this._addMavenForm = addMavenForm; } /** * Gets the adds the cli form. * * @return the adds the cli form */ public Instance<CliTargetPanel> getAddCliForm() { return _addCliForm; } /** * Sets the adds the cli form. * * @param addCliForm * the new adds the cli form */ public void setAddCliForm(Instance<CliTargetPanel> addCliForm) { this._addCliForm = addCliForm; } /** * Gets the adds the rhq form. * * @return the adds the rhq form */ public Instance<RhqTargetPanel> getAddRhqForm() { return _addRhqForm; } /** * Sets the adds the rhq form. * * @param addRhqForm * the new adds the rhq form */ public void setAddRhqForm(Instance<RhqTargetPanel> addRhqForm) { this._addRhqForm = addRhqForm; } /** * Gets the adds the copy form. * * @return the adds the copy form */ public Instance<CopyTargetPanel> getAddCopyForm() { return _addCopyForm; } /** * Sets the adds the copy form. * * @param addCopyForm * the new adds the copy form */ public void setAddCopyForm(Instance<CopyTargetPanel> addCopyForm) { this._addCopyForm = addCopyForm; } /** * Gets the target panel. * * @return the target panel */ public AbstractTargetPanel getTargetPanel() { return _targetPanel; } /** * Sets the target panel. * * @param targetPanel * the new target panel */ public void setTargetPanel(AbstractTargetPanel targetPanel) { this._targetPanel = targetPanel; } /** * Gets the classifiers table. * * @return the classifiers table */ public ClassifiersTable getClassifiersTable() { return _classifiersTable; } /** * Sets the classifiers table. * * @param classifiersTable * the new classifiers table */ public void setClassifiersTable(ClassifiersTable classifiersTable) { this._classifiersTable = classifiersTable; } /** * Gets the panel. * * @return the panel */ public FlowPanel getPanel() { return _panel; } /** * Sets the panel. * * @param panel * the new panel */ public void setPanel(FlowPanel panel) { this._panel = panel; } /** * Gets the adds the classifier. * * @return the adds the classifier */ public Button getAddClassifier() { return _addClassifier; } /** * Sets the adds the classifier. * * @param addClassifier * the new adds the classifier */ public void setAddClassifier(Button addClassifier) { this._addClassifier = addClassifier; } }