/*
* JBoss, Home of Professional Open Source
* Copyright 2011 Red Hat Inc. and/or its affiliates and other contributors
* as indicated by the @author tags. All rights reserved.
* See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU Lesser General Public License, v. 2.1.
* This program is distributed in the hope that it will be useful, but WITHOUT A
* 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,
* v.2.1 along with this distribution; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
package org.jboss.as.console.client.shared.viewframework;
import com.allen_sauer.gwt.log.client.Log;
import org.jboss.as.console.client.Console;
import org.jboss.dmr.client.dispatch.DispatchAsync;
import org.jboss.dmr.client.dispatch.impl.DMRAction;
import org.jboss.as.console.client.shared.subsys.Baseadress;
import org.jboss.as.console.client.widgets.forms.AddressBinding;
import org.jboss.as.console.client.widgets.forms.ApplicationMetaData;
import org.jboss.as.console.client.widgets.forms.BeanMetaData;
import org.jboss.as.console.client.widgets.forms.EntityAdapter;
import org.jboss.as.console.client.widgets.forms.FormMetaData;
import org.jboss.as.console.client.widgets.forms.Mutator;
import org.jboss.as.console.client.widgets.forms.PropertyBinding;
import org.jboss.dmr.client.ModelNode;
import org.jboss.dmr.client.Property;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.util.Map;
import static org.jboss.dmr.client.ModelDescriptionConstants.*;
/**
* This class knows how to do DMR operations and refresh the view.
*
* @author Stan Silvert ssilvert@redhat.com (C) 2011 Red Hat Inc.
*/
public class EntityToDmrBridgeImpl<T extends NamedEntity> implements EntityToDmrBridge<T> {
protected ApplicationMetaData propertyMetadata;
protected BeanMetaData beanMetaData;
protected AddressBinding address;
protected final Class<?> type;
protected EntityAdapter<T> entityAdapter;
protected DispatchAsync dispatcher;
protected FrameworkView view;
protected FormMetaData formMetaData;
protected List<T> entityList = Collections.emptyList();
protected String nameOfLastEdited;
protected Comparator entityComparator;
/**
* Create a new EntityToDmrBridgeImpl.
*
* The view is passed in for receiving callbacks. It is therefore acceptable to pass in a null view if
* these callbacks are not desired.
*
* @param propertyMetadata The main ApplicationMetaData object.
* @param type The class that this bridge knows how to handle.
* @param view The view that will receive FrameworkView callbacks.
* @param dispatcher The dispatcher for sending commands to the server.
*/
public EntityToDmrBridgeImpl(ApplicationMetaData propertyMetadata, Class<? extends T> type, FrameworkView view,
DispatchAsync dispatcher) {
this.propertyMetadata = propertyMetadata;
this.beanMetaData = propertyMetadata.getBeanMetaData(type);
this.address = beanMetaData.getAddress();
this.entityAdapter = new EntityAdapter<T>(type, propertyMetadata);
this.type = type;
this.view = view;
this.dispatcher = dispatcher;
this.formMetaData = propertyMetadata.getFormMetaData(type);
entityComparator = new Comparator<T>() {
@Override
public int compare(T entity1, T entity2) {
return getName(entity1).toLowerCase().compareTo(getName(entity2).toLowerCase());
}
};
}
/**
* Make a new Entity WITH ITS DEFAULT VALUES SET.
*
* @return An AutoBean<T> for the entity.
*/
@Override
public T newEntity() {
T entity = (T) propertyMetadata.getFactory(type).create();
Mutator mutator = propertyMetadata.getMutator(type);
for (PropertyBinding prop : beanMetaData.getProperties()) {
mutator.setValue(entity, prop.getJavaName(), prop.getDefaultValue());
}
return entity;
}
@Override
public T findEntity(String name) {
for (T entity : getEntityList()) {
if (getName(entity).equals(name)) {
return entity;
}
}
return null;
}
@Override
public List<T> getEntityList() {
return this.entityList;
}
@Override
public String getName(T entity) {
return entity.getName();
}
@Override
public String getNameOfLastEdited() {
return nameOfLastEdited;
}
@Override
public void onAdd(T entity) {
String name = getName(entity);
ModelNode operation = getResourceAddress(name);
operation.get(OP).set(ADD);
ModelNode attributes = this.entityAdapter.fromEntity(entity);
for (Property prop : attributes.asPropertyList()) {
operation.get(prop.getName()).set(prop.getValue());
}
execute(operation, name, Console.MESSAGES.added(name));
}
@Override
public void onEdit() {
if (view == null) return;
view.setEditingEnabled(true);
}
@Override
public void onCancel() {
if (view == null) return;
view.setEditingEnabled(false);
}
@Override
public void onRemove(T entity) {
String name = getName(entity);
ModelNode operation = getResourceAddress(name);
operation.get(OP).set(REMOVE);
execute(operation, null, Console.MESSAGES.deleted(name));
}
protected ModelNode getResourceAddress(String name) {
if (address.getNumWildCards() == 0) return address.asResource(Baseadress.get());
if (address.getNumWildCards() == 1) return address.asResource(Baseadress.get(), name);
throw new IllegalStateException("This bridge doesn't know how to handle @Address with more than one wildcard.");
}
@Override
public void onSaveDetails(T entity, Map<String, Object> changedValues, ModelNode... extraSteps) {
if (view != null) view.setEditingEnabled(false);
String name = getName(entity);
ModelNode resourceAddress = getResourceAddress(name);
if (changedValues.isEmpty() && (extraSteps.length == 0)) {
return;
}
// must write back unchanged flattened values
Mutator mutator = propertyMetadata.getMutator(type);
for (PropertyBinding prop : beanMetaData.getProperties()) {
String javaName = prop.getJavaName();
Object value = mutator.getValue(entity, javaName);
if (changedValuesContainsFlattenedSibling(prop, changedValues) &&
(value != null) && !changedValues.containsKey(javaName)) {
changedValues.put(javaName, value);
}
}
ModelNode batch = entityAdapter.fromChangeset(changedValues, resourceAddress, extraSteps);
execute(batch, name, Console.MESSAGES.modified(name));
}
private boolean changedValuesContainsFlattenedSibling(PropertyBinding prop, Map<String, Object> changedValues) {
if (!prop.isFlattened()) return false;
String detypedName = prop.getDetypedName();
String attributePath = detypedName.substring(0, detypedName.lastIndexOf("/"));
for (String javaName : changedValues.keySet()) {
PropertyBinding binding = formMetaData.findAttribute(javaName);
if (binding.getDetypedName().startsWith(attributePath)) return true;
}
return false;
}
@Override
public void loadEntities(String nameEditedOrAdded) {
loadEntities(nameEditedOrAdded, Baseadress.get());
}
@Override
public void loadEntities(String nameEditedOrAdded, ModelNode baseAddress) {
this.nameOfLastEdited = nameEditedOrAdded;
ModelNode operation = address.asSubresource(baseAddress);
operation.get(OP).set(READ_CHILDREN_RESOURCES_OPERATION);
operation.get(RECURSIVE).set(true);
operation.get(INCLUDE_RUNTIME).set(true);
// System.out.println(operation);
dispatcher.execute(new DMRAction(operation), new DmrCallback() {
@Override
public void onDmrSuccess(ModelNode response) {
onLoadEntitiesSuccess(response);
}
});
}
protected void onLoadEntitiesSuccess(ModelNode response) {
try {
List<T> entities = entityAdapter.fromDMRList(response.get(RESULT).asList());
entityList = sortEntities(entities);
refreshView(response);
} catch (RuntimeException e) {
Log.error("Parse error", e);
Console.error("Failed to parse response");
}
}
/**
* Overriding this method allows a subclass to modify entities before the view is refreshed.
*/
protected void refreshView(ModelNode response) {
if (view != null) view.refresh();
}
// Not really needed if the table supports sorting...
protected List<T> sortEntities(List<T> entities) {
Collections.sort(entities, entityComparator);
return entities;
}
protected void execute(final ModelNode operation, final String nameEditedOrAdded, final String successMessage) {
// System.out.println("operation=");
// System.out.println(operation);
dispatcher.execute(new DMRAction(operation), new DmrCallback() {
@Override
public void onDmrSuccess(ModelNode response) {
// System.out.println("execute onDmrSuccess=");
// System.out.println(response);
Console.info(successMessage);
loadEntities(nameEditedOrAdded);
}
@Override
public void onDmrFailure(ModelNode operation, ModelNode response) {
super.onDmrFailure(operation, response);
loadEntities(nameEditedOrAdded);
}
});
}
}