/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.isis.viewer.wicket.ui.components.collection.bulk;
import java.util.List;
import com.google.common.base.Predicate;
import com.google.common.collect.FluentIterable;
import com.google.common.collect.Iterables;
import com.google.common.collect.Lists;
import org.apache.wicket.markup.html.link.AbstractLink;
import org.apache.wicket.markup.html.link.Link;
import org.apache.isis.applib.RecoverableException;
import org.apache.isis.applib.annotation.Bulk;
import org.apache.isis.applib.annotation.InvokedOn;
import org.apache.isis.applib.services.actinvoc.ActionInvocationContext;
import org.apache.isis.applib.services.command.Command;
import org.apache.isis.applib.services.command.Command.Executor;
import org.apache.isis.applib.services.command.CommandContext;
import org.apache.isis.applib.services.xactn.TransactionService;
import org.apache.isis.core.commons.authentication.AuthenticationSession;
import org.apache.isis.core.commons.authentication.MessageBroker;
import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
import org.apache.isis.core.metamodel.adapter.mgr.AdapterManager.ConcurrencyChecking;
import org.apache.isis.core.metamodel.adapter.version.ConcurrencyException;
import org.apache.isis.core.metamodel.consent.InteractionInitiatedBy;
import org.apache.isis.core.metamodel.services.ServicesInjector;
import org.apache.isis.core.metamodel.spec.feature.ObjectAction;
import org.apache.isis.core.metamodel.specloader.SpecificationLoader;
import org.apache.isis.core.runtime.system.persistence.PersistenceSession;
import org.apache.isis.core.runtime.system.session.IsisSessionFactory;
import org.apache.isis.viewer.wicket.model.links.LinkAndLabel;
import org.apache.isis.viewer.wicket.model.mementos.ActionMemento;
import org.apache.isis.viewer.wicket.model.mementos.ObjectAdapterMemento;
import org.apache.isis.viewer.wicket.model.models.ActionModel;
import org.apache.isis.viewer.wicket.model.models.EntityCollectionModel;
import org.apache.isis.viewer.wicket.ui.actionresponse.ActionResultResponse;
import org.apache.isis.viewer.wicket.ui.actionresponse.ActionResultResponseType;
import org.apache.isis.viewer.wicket.ui.components.collectioncontents.ajaxtable.columns.ObjectAdapterToggleboxColumn;
import org.apache.isis.viewer.wicket.ui.components.widgets.linkandlabel.ActionLinkFactory;
import org.apache.isis.viewer.wicket.ui.errors.JGrowlBehaviour;
public final class BulkActionsLinkFactory implements ActionLinkFactory {
private static final long serialVersionUID = 1L;
private final EntityCollectionModel model;
private final ObjectAdapterToggleboxColumn toggleboxColumn;
public BulkActionsLinkFactory(
final EntityCollectionModel model,
final ObjectAdapterToggleboxColumn toggleboxColumn) {
this.model = model;
this.toggleboxColumn = toggleboxColumn;
}
/**
* @param objectAction
* @param linkId
*/
@Override
public LinkAndLabel newLink(
final ObjectAction objectAction,
final String linkId) {
final ActionMemento actionMemento = new ActionMemento(objectAction);
final AbstractLink link = new Link<Object>(linkId) {
private static final long serialVersionUID = 1L;
@Override
public void onClick() {
final ObjectAction objectAction = actionMemento.getAction(getSpecificationLoader());
final ConcurrencyChecking concurrencyChecking =
ConcurrencyChecking.concurrencyCheckingFor(objectAction.getSemantics());
try {
final List<ObjectAdapterMemento> toggleMementosList = model.getToggleMementosList();
final List<ObjectAdapter> toggledAdapters =
FluentIterable.from(toggleMementosList)
.transform(
ObjectAdapterMemento.Functions.fromMemento(
concurrencyChecking, getPersistenceSession(), getSpecificationLoader()))
.toList();
final List<Object> domainObjects = Lists.newArrayList(Iterables.transform(toggledAdapters, ObjectAdapter.Functions.getObject()));
final ActionInvocationContext actionInvocationContext = getServicesInjector().lookupService(ActionInvocationContext.class);
if (actionInvocationContext != null) {
actionInvocationContext.setInvokedOn(InvokedOn.COLLECTION);
actionInvocationContext.setDomainObjects(domainObjects);
}
final Bulk.InteractionContext bulkInteractionContext = getServicesInjector().lookupService(Bulk.InteractionContext.class);
if (bulkInteractionContext != null) {
bulkInteractionContext.setInvokedAs(Bulk.InteractionContext.InvokedAs.BULK);
bulkInteractionContext.setDomainObjects(domainObjects);
}
ObjectAdapter lastReturnedAdapter = null;
int i=0;
for(final ObjectAdapter adapter : toggledAdapters) {
final CommandContext commandContext = getServicesInjector().lookupService(CommandContext.class);
final Command command;
if (commandContext != null) {
command = commandContext.getCommand();
command.setExecutor(Executor.USER);
}
int numParameters = objectAction.getParameterCount();
if(numParameters != 0) {
return;
}
if (bulkInteractionContext != null) {
bulkInteractionContext.setIndex(i++);
}
final ObjectAdapter mixedInAdapter = null;
final ObjectAdapter[] arguments = {};
lastReturnedAdapter = objectAction.executeWithRuleChecking(
adapter, mixedInAdapter, arguments,
InteractionInitiatedBy.USER, ActionModel.WHERE_FOR_ACTION_INVOCATION
);
TransactionService transactionService =
getServicesInjector().lookupService(TransactionService.class);
transactionService.nextTransaction();
}
model.clearToggleMementosList();
toggleboxColumn.clearToggles();
final ActionModel actionModel = model.getActionModelHint();
if(actionModel != null && actionModel.getActionMemento().getAction(getSpecificationLoader()).getSemantics().isIdempotentInNature()) {
actionModel.detach(); // force reload
ObjectAdapter resultAdapter = actionModel.getObject();
model.setObjectList(resultAdapter);
} else {
model.setObject(persistentAdaptersWithin(model.getObject()));
}
if(lastReturnedAdapter != null) {
final ActionResultResponse resultResponse =
ActionResultResponseType.determineAndInterpretResult(actionModel, null, lastReturnedAdapter);
resultResponse.getHandlingStrategy().handleResults(resultResponse, model.getIsisSessionFactory());
}
} catch(final ConcurrencyException ex) {
recover();
// display a warning to the user so that they know that the action wasn't performed
getMessageBroker().addWarning(ex.getMessage());
return;
} catch(final RuntimeException ex) {
final RecoverableException appEx = RecoverableException.Util.getRecoverableExceptionIfAny(ex);
if (appEx != null) {
recover();
getMessageBroker().setApplicationError(appEx.getMessage());
// there's no need to abort the transaction, it will have already been done
// (in IsisTransactionManager#executeWithinTransaction(...)).
return;
}
throw ex;
}
}
private void recover() {
// resync with the objectstore
final List<ObjectAdapterMemento> toggleMementosList = Lists.newArrayList(model.getToggleMementosList());
for (ObjectAdapterMemento oam : toggleMementosList) {
// just requesting the adapter will sync the OAM's version with the objectstore
oam.getObjectAdapter(ConcurrencyChecking.NO_CHECK, getPersistenceSession(), getSpecificationLoader());
}
// discard any adapters that might have been deleted
model.setObject(persistentAdaptersWithin(model.getObject()));
// attempt to preserve the toggled adapters
final List<ObjectAdapter> adapters = model.getObject();
model.clearToggleMementosList();
for (ObjectAdapterMemento oam : toggleMementosList) {
final ObjectAdapter objectAdapter = oam.getObjectAdapter(ConcurrencyChecking.NO_CHECK,
getPersistenceSession(), getSpecificationLoader());
if(adapters.contains(objectAdapter)) {
// in case it has been deleted...
model.toggleSelectionOn(objectAdapter);
}
}
}
private List<ObjectAdapter> persistentAdaptersWithin(List<ObjectAdapter> adapters) {
return Lists.newArrayList(Iterables.filter(adapters, new Predicate<ObjectAdapter>() {
@Override
public boolean apply(ObjectAdapter input) {
return !input.isTransient() && !input.isDestroyed();
}
}));
}
};
link.add(new JGrowlBehaviour());
final String disabledReasonIfAny = null;
final boolean blobOrClob = false;
final ObjectAdapter objectAdapter = null;
return LinkAndLabel.newLinkAndLabel(objectAdapter, objectAction, link, disabledReasonIfAny, blobOrClob);
}
///////////////////////////////////////////////////////
// Dependencies (from context)
///////////////////////////////////////////////////////
SpecificationLoader getSpecificationLoader() {
return getIsisSessionFactory().getSpecificationLoader();
}
PersistenceSession getPersistenceSession() {
return getIsisSessionFactory().getCurrentSession().getPersistenceSession();
}
public AuthenticationSession getAuthenticationSession() {
return getIsisSessionFactory().getCurrentSession().getAuthenticationSession();
}
protected MessageBroker getMessageBroker() {
return getAuthenticationSession().getMessageBroker();
}
protected ServicesInjector getServicesInjector() {
return getIsisSessionFactory().getServicesInjector();
}
private IsisSessionFactory getIsisSessionFactory() {
return model.getIsisSessionFactory();
}
}