/*
* Copyright (c) 2010-2011 Lockheed Martin Corporation
*
* Licensed 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.eurekastreams.server.action.execution.stream;
import java.io.Serializable;
import org.eurekastreams.commons.actions.TaskHandlerExecutionStrategy;
import org.eurekastreams.commons.actions.context.PrincipalActionContext;
import org.eurekastreams.commons.actions.context.TaskHandlerActionContext;
import org.eurekastreams.commons.exceptions.ExecutionException;
import org.eurekastreams.commons.server.UserActionRequest;
import org.eurekastreams.server.action.request.notification.ActivityNotificationsRequest;
import org.eurekastreams.server.action.request.notification.CreateNotificationsRequest;
import org.eurekastreams.server.action.request.notification.CreateNotificationsRequest.RequestType;
import org.eurekastreams.server.persistence.mappers.requests.UpdateActivityFlagRequest;
import org.eurekastreams.server.persistence.mappers.stream.UpdateActivityFlag;
/**
* Marks an activity as flagged or unflagged.
*/
public class UpdateActivityFlagExecution implements TaskHandlerExecutionStrategy<PrincipalActionContext>
{
/** Desired state. */
private final boolean toFlag;
/** Update mapper. */
private final UpdateActivityFlag setFlagMapper;
/**
* Constructor.
*
* @param inToFlag
* Desired state.
* @param inSetFlagMapper
* Update mapper.
*/
public UpdateActivityFlagExecution(final UpdateActivityFlag inSetFlagMapper, final boolean inToFlag)
{
toFlag = inToFlag;
setFlagMapper = inSetFlagMapper;
}
/**
* {@inheritDoc}
*/
@Override
public Serializable execute(final TaskHandlerActionContext<PrincipalActionContext> inActionContext)
throws ExecutionException
{
Long activityId = (Long) inActionContext.getActionContext().getParams();
boolean updated = setFlagMapper.execute(new UpdateActivityFlagRequest(activityId, toFlag));
// trigger notification on activity being flagged
if (toFlag && updated)
{
inActionContext.getUserActionRequests().add(
new UserActionRequest(CreateNotificationsRequest.ACTION_NAME, null,
new ActivityNotificationsRequest(RequestType.FLAG_ACTIVITY, inActionContext
.getActionContext().getPrincipal().getId(), 0L, activityId)));
}
return toFlag;
}
}