/*
* 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.dnd.view.action;
import org.apache.isis.core.commons.ensure.Assert;
import org.apache.isis.core.commons.exceptions.UnknownTypeException;
import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
import org.apache.isis.core.metamodel.spec.feature.ObjectAction;
import org.apache.isis.runtimes.dflt.runtime.system.context.IsisContext;
import org.apache.isis.viewer.dnd.drawing.Location;
import org.apache.isis.viewer.dnd.view.BackgroundTask;
import org.apache.isis.viewer.dnd.view.Content;
import org.apache.isis.viewer.dnd.view.Placement;
import org.apache.isis.viewer.dnd.view.Toolkit;
import org.apache.isis.viewer.dnd.view.View;
import org.apache.isis.viewer.dnd.view.Workspace;
/**
* Options for an underlying object determined dynamically by looking for
* methods starting with action, veto and option for specifying the action,
* vetoing the option and giving the option an name respectively.
*/
public class DialoggedObjectOption extends AbstractObjectOption {
public static DialoggedObjectOption createOption(final ObjectAction action, final ObjectAdapter object) {
final int paramCount = action.getParameterCount();
Assert.assertTrue("Only for actions taking one or more params", paramCount > 0);
if (!action.isVisible(IsisContext.getAuthenticationSession(), object).isAllowed() || !action.isVisible(IsisContext.getAuthenticationSession(), object).isAllowed()) {
return null;
}
final DialoggedObjectOption option = new DialoggedObjectOption(action, object);
return option;
}
private DialoggedObjectOption(final ObjectAction action, final ObjectAdapter target) {
super(action, target, action.getName() + "...");
}
@Override
public void execute(final Workspace workspace, final View view, final Location at) {
BackgroundWork.runTaskInBackground(view, new BackgroundTask() {
@Override
public void execute() {
final ActionHelper helper = ActionHelper.createInstance(target, action);
Content content;
if (target == null && action.getOnType().isService() || target != null && target.getSpecification().isNotCollection()) {
content = new ObjectActionContent(helper);
} else if (target.getSpecification().isCollection()) {
content = new CollectionActionContent(helper);
} else {
throw new UnknownTypeException(target);
}
final View dialog = Toolkit.getViewFactory().createDialog(content);
workspace.addDialog(dialog, new Placement(view));
}
@Override
public String getDescription() {
return "Preparing action " + getName() + " on " + view.getContent().getAdapter();
}
@Override
public String getName() {
return "Preparing action " + action.getName();
}
});
}
}