/*
* Copyright (c) 2010 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.search.bridge;
import org.eurekastreams.server.domain.stream.Activity;
import org.eurekastreams.server.search.bridge.strategies.ComputeInterestingnessOfActivityStrategy;
import org.hibernate.search.bridge.StringBridge;
/**
* Indexes the interestingness of an activity. A strategy is used to calculate this value.
* Strategy only weights likes.
*/
public class ActivityLikesClassBridge implements StringBridge
{
/**
* The interestingness computing strategy.
*/
private static ComputeInterestingnessOfActivityStrategy interstingnessStrategy;
/**
* Set the interestingness strategy.
*
* @param inInterstingnessStrategy
* the strategy.
*/
public static void setInterstingnessStrategy(
final ComputeInterestingnessOfActivityStrategy inInterstingnessStrategy)
{
ActivityLikesClassBridge.interstingnessStrategy = inInterstingnessStrategy;
}
/**
* Returning the interestingness (a Long) as a String.
*
* @param msgObject
* the activity.
* @return the interestingness.
*/
public String objectToString(final Object msgObject)
{
Activity activity = (Activity) msgObject;
return Long.toString(interstingnessStrategy.computeInterestingness(activity));
}
}