Java tutorial
/* * JBoss, Home of Professional Open Source. * Copyright 2010, Red Hat, Inc., and individual contributors * as indicated by the @author tags. See the copyright.txt file in the * distribution for a full listing of individual contributors. * * This is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation; either version 2.1 of * the License, or (at your option) any later version. * * This software 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this software; if not, write to the Free * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA, or see the FSF site: http://www.fsf.org. */ package org.jboss.as.console.client.shared.subsys.ws; import static org.jboss.dmr.client.ModelDescriptionConstants.DESCRIPTION; import static org.jboss.dmr.client.ModelDescriptionConstants.NAME; import java.util.Collections; import java.util.List; import java.util.Map; import org.jboss.as.console.client.Console; import org.jboss.as.console.client.layout.MultipleToOneLayout; import org.jboss.as.console.client.shared.subsys.ws.store.CreateHandler; import org.jboss.as.console.client.shared.subsys.ws.store.DeleteHandler; import org.jboss.as.console.client.shared.subsys.ws.store.UpdateHandler; import org.jboss.as.console.client.v3.dmr.AddressTemplate; import org.jboss.as.console.client.v3.dmr.ResourceDescription; import org.jboss.as.console.client.v3.widgets.AddResourceDialog; import org.jboss.as.console.mbui.widgets.ModelNodeFormBuilder; import org.jboss.ballroom.client.rbac.SecurityContext; import org.jboss.ballroom.client.widgets.ContentHeaderLabel; import org.jboss.ballroom.client.widgets.forms.FormCallback; import org.jboss.ballroom.client.widgets.tables.DefaultCellTable; import org.jboss.ballroom.client.widgets.tools.ToolButton; import org.jboss.ballroom.client.widgets.tools.ToolStrip; import org.jboss.ballroom.client.widgets.window.DefaultWindow; import org.jboss.ballroom.client.widgets.window.Feedback; import org.jboss.dmr.client.ModelNode; import org.jboss.dmr.client.Property; import org.jboss.gwt.circuit.Dispatcher; import com.google.gwt.safehtml.shared.SafeHtmlUtils; import com.google.gwt.user.cellview.client.TextColumn; import com.google.gwt.user.client.ui.IsWidget; import com.google.gwt.user.client.ui.VerticalPanel; import com.google.gwt.user.client.ui.Widget; import com.google.gwt.view.client.ListDataProvider; import com.google.gwt.view.client.ProvidesKey; import com.google.gwt.view.client.SingleSelectionModel; /** * @author Claudio Miranda <claudio@redhat.com> * @date 3/31/2016 */ class HandlerEditor implements IsWidget { protected final SecurityContext securityContext; protected final ResourceDescription resourceDescription; private final Dispatcher circuit; private AddressTemplate addressTemplate; private final DefaultCellTable<Property> table; private final ListDataProvider<Property> dataProvider; private final SingleSelectionModel<Property> selectionModel; private ModelNodeFormBuilder.FormAssets formAssets; private ContentHeaderLabel headlineWidget = new ContentHeaderLabel(); private HandlerClassEditor handlerClassEditor; private String configName; public HandlerEditor(Dispatcher circuit, SecurityContext securityContext, AddressTemplate addressTemplate, ResourceDescription resourceDescription) { this.securityContext = securityContext; this.resourceDescription = resourceDescription; this.circuit = circuit; this.addressTemplate = addressTemplate; ProvidesKey<Property> providesKey = Property::getName; table = new DefaultCellTable<>(5, providesKey); dataProvider = new ListDataProvider<>(providesKey); selectionModel = new SingleSelectionModel<>(providesKey); //noinspection unchecked dataProvider.addDataDisplay(table); table.setSelectionModel(selectionModel); } public Widget asWidget() { ToolStrip tools = new ToolStrip(); tools.addToolButtonRight(new ToolButton(Console.CONSTANTS.common_label_add(), event -> onAdd())); tools.addToolButtonRight(new ToolButton(Console.CONSTANTS.common_label_delete(), event -> { if (selectionModel.getSelectedObject() != null) { onRemove(selectionModel.getSelectedObject().getName()); } })); TextColumn<Property> nameColumn = new TextColumn<Property>() { @Override public String getValue(Property node) { return node.getName(); } }; table.addColumn(nameColumn, Console.CONSTANTS.common_label_name()); formAssets = new ModelNodeFormBuilder().setConfigOnly().setResourceDescription(resourceDescription) .setSecurityContext(securityContext).build(); formAssets.getForm().setToolsCallback(new FormCallback() { @Override public void onSave(Map changeSet) { HandlerEditor.this.onModify(selectionModel.getSelectedObject().getName(), formAssets.getForm().getChangedValues()); } @Override public void onCancel(Object entity) { formAssets.getForm().cancel(); } }); selectionModel.addSelectionChangeHandler(event -> { Property property = selectionModel.getSelectedObject(); if (property != null) { updateHandlerList(); } else { clearDetail(); } }); ResourceDescription handlerDescription = resourceDescription.getChildDescription("handler"); handlerClassEditor = new HandlerClassEditor(addressTemplate.append("handler=*"), circuit, securityContext, handlerDescription); VerticalPanel formPanel = new VerticalPanel(); formPanel.setStyleName("fill-layout-width"); formPanel.add(formAssets.getHelp().asWidget()); formPanel.add(formAssets.getForm().asWidget()); MultipleToOneLayout layoutBuilder = new MultipleToOneLayout().setPlain(true) .setHeadlineWidget(headlineWidget) .setDescription(SafeHtmlUtils.fromString(resourceDescription.get(DESCRIPTION).asString())) .setMasterTools(tools).setMaster(Console.MESSAGES.available(null), table) .addDetail(Console.CONSTANTS.common_label_attributes(), formPanel) .addDetail("Handler classes", handlerClassEditor.asWidget()); return layoutBuilder.build(); } // ------------------------------------------------------ select & update Property getSelection() { return selectionModel.getSelectedObject(); } protected void updateMaster(String configName, final ModelNode currentConfig, String resourceType) { List<Property> models = currentConfig.get(resourceType).asPropertyList(); Collections.sort(models, (o1, o2) -> o1.getName().toLowerCase().compareTo(o2.getName().toLowerCase())); this.configName = configName; headlineWidget.setText(configName); dataProvider.setList(models); if (models.isEmpty()) { selectionModel.clear(); handlerClassEditor.clearValues(); } else { table.selectDefaultEntity(); updateHandlerList(); } } private void updateHandlerList() { ModelNode handlerItem = selectionModel.getSelectedObject().getValue(); formAssets.getForm().edit(handlerItem); handlerClassEditor.updateOperationAddressNames(configName, getSelection().getName()); if (handlerItem.hasDefined("handler")) { List<Property> handlers = handlerItem.get("handler").asPropertyList(); handlerClassEditor.update(handlers); } else { handlerClassEditor.clearValues(); } } protected void clearDetail() { formAssets.getForm().clearValues(); } protected void onAdd() { final DefaultWindow dialog = new DefaultWindow(configName); AddResourceDialog addDialog = new AddResourceDialog(securityContext, resourceDescription, new AddResourceDialog.Callback() { @Override public void onAdd(ModelNode payload) { // The instance name must be part of the model node! String instanceName = payload.get(NAME).asString(); AddressTemplate preHandlerResource = addressTemplate.replaceWildcards(configName); circuit.dispatch(new CreateHandler(preHandlerResource, instanceName, payload)); dialog.hide(); } @Override public void onCancel() { dialog.hide(); } }); dialog.setWidth(480); dialog.setHeight(360); dialog.setWidget(addDialog); dialog.setGlassEnabled(true); dialog.center(); } protected void onRemove(final String name) { Feedback.confirm(Console.MESSAGES.deleteTitle(name), Console.MESSAGES.deleteConfirm("pre handler " + " '" + name + "'"), isConfirmed -> { if (isConfirmed) { AddressTemplate preHandlerResource = addressTemplate.replaceWildcards(configName); circuit.dispatch(new DeleteHandler(preHandlerResource, name)); } }); } protected void onModify(String name, Map<String, Object> changedValues) { AddressTemplate preHandlerResource = addressTemplate.replaceWildcards(configName); circuit.dispatch(new UpdateHandler(preHandlerResource, name, changedValues)); } }