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.jberet.ui; 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.SelectionChangeEvent; import com.google.gwt.view.client.SingleSelectionModel; import org.jboss.as.console.client.Console; import org.jboss.as.console.client.layout.OneToOneLayout; import org.jboss.as.console.mbui.widgets.ComplexAttributeForm; 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.forms.FormCallback; import org.jboss.ballroom.client.widgets.tables.DefaultCellTable; import org.jboss.ballroom.client.widgets.tables.DefaultPager; 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 java.util.List; import java.util.Map; import static org.jboss.dmr.client.ModelDescriptionConstants.ATTRIBUTES; import static org.jboss.dmr.client.ModelDescriptionConstants.NAME; /** * @author Harald Pehl */ public abstract class MasterDetailPanel implements IsWidget { private final String title; private final Dispatcher circuit; private final ResourceDescription resourceDescription; private final SecurityContext securityContext; private final String[] excludes; private DefaultCellTable<Property> table; private ListDataProvider<Property> dataProvider; private SingleSelectionModel<Property> selectionModel; private ModelNodeFormBuilder.FormAssets formAssets; private ModelNodeFormBuilder.FormAssets timeFormAssets; public MasterDetailPanel(final String title, final Dispatcher circuit, final ResourceDescription resourceDescription, final SecurityContext securityContext, final String... excludes) { this.title = title; this.circuit = circuit; this.resourceDescription = resourceDescription; this.securityContext = securityContext; this.excludes = excludes; } @Override @SuppressWarnings("unchecked") 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) { String name = selectionModel.getSelectedObject().getName(); Feedback.confirm(Console.MESSAGES.deleteTitle(title), Console.MESSAGES.deleteConfirm(title + " '" + name + "'"), isConfirmed -> { if (isConfirmed) { dispatchRemove(circuit, name); } }); } })); ProvidesKey<Property> providesKey = Property::getName; table = new DefaultCellTable<>(5, providesKey); dataProvider = new ListDataProvider<>(providesKey); dataProvider.addDataDisplay(table); selectionModel = new SingleSelectionModel<>(providesKey); table.setSelectionModel(selectionModel); TextColumn<Property> nameColumn = new TextColumn<Property>() { @Override public String getValue(Property node) { return node.getName(); } }; table.addColumn(nameColumn, "Name"); DefaultPager pager = new DefaultPager(); pager.setDisplay(table); VerticalPanel tableAndPager = new VerticalPanel(); tableAndPager.setStyleName("fill-layout-width"); tableAndPager.add(table); tableAndPager.add(pager); if (hasAttributes()) { ModelNodeFormBuilder formBuilder = new ModelNodeFormBuilder() .setResourceDescription(resourceDescription).setSecurityContext(securityContext) .setConfigOnly(); if (excludes != null && excludes.length != 0) { formBuilder.exclude(excludes); } formAssets = formBuilder.build(); formAssets.getForm().setToolsCallback(new FormCallback() { @Override @SuppressWarnings("unchecked") public void onSave(final Map changeset) { dispatchModify(circuit, selectionModel.getSelectedObject().getName(), changeset); } @Override public void onCancel(final Object entity) { formAssets.getForm().cancel(); } }); selectionModel.addSelectionChangeHandler(event -> { Property property = selectionModel.getSelectedObject(); if (property != null) { formAssets.getForm().edit(property.getValue()); if (timeFormAssets != null) timeFormAssets.getForm().edit(property.getValue().get("keepalive-time")); } else { formAssets.getForm().clearValues(); if (timeFormAssets != null) timeFormAssets.getForm().clearValues(); } }); } OneToOneLayout layoutBuilder = new OneToOneLayout().setPlain(true).setHeadline(title) .setDescription(resourceDescription.get("description").asString()).setMasterTools(tools) .setMaster(null, tableAndPager); if (hasAttributes()) { layoutBuilder.addDetail(Console.CONSTANTS.common_label_attributes(), formAssets.asWidget()); } if (resourceDescription.get("attributes").hasDefined("keepalive-time")) { // complex attribute 'file' ComplexAttributeForm timeForm = new ComplexAttributeForm("keepalive-time", securityContext, resourceDescription); timeFormAssets = timeForm.build(); // order matters timeFormAssets.getForm().setToolsCallback(new FormCallback() { @Override public void onSave(Map changeset) { // ignore the changeset: complex attributes are written atomically, including all attributes dispatchWriteAttribute(circuit, selectionModel.getSelectedObject().getName(), "keepalive-time", timeFormAssets.getForm().getUpdatedEntity()); } @Override public void onCancel(Object o) { timeFormAssets.getForm().cancel(); } }); layoutBuilder.addDetail("Keepalive", timeFormAssets.asWidget()); } return layoutBuilder.build(); } private void onAdd() { DefaultWindow dialog = new DefaultWindow(Console.MESSAGES.newTitle("In Memory Job Repository")); 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 name = payload.get(NAME).asString(); dispatchAdd(circuit, new Property(name, payload)); dialog.hide(); } @Override public void onCancel() { dialog.hide(); } }); dialog.setWidth(480); dialog.setHeight(360); dialog.setWidget(addDialog); dialog.setGlassEnabled(true); dialog.center(); } private boolean hasAttributes() { return resourceDescription.hasDefined(ATTRIBUTES) && !resourceDescription.get(ATTRIBUTES).asList().isEmpty(); } protected void update(final List<Property> models) { dataProvider.setList(models); table.selectDefaultEntity(); SelectionChangeEvent.fire(selectionModel); // updates ModelNodeForm's editedEntity with current value } protected abstract void dispatchAdd(final Dispatcher circuit, final Property property); protected abstract void dispatchModify(final Dispatcher circuit, final String name, final Map<String, Object> changedValues); protected abstract void dispatchRemove(final Dispatcher circuit, final String name); protected void dispatchWriteAttribute(final Dispatcher circuit, String parentName, final String attributeName, ModelNode payload) { }; }