/*
* Copyright (C) 2012, Katy Hilgenberg.
* Special acknowledgments to: Knowledge & Data Engineering Group, University of Kassel (http://www.kde.cs.uni-kassel.de).
* Contact: sdcf@cs.uni-kassel.de
*
* This file is part of the SDCFramework (Sensor Data Collection Framework) project.
*
* The SDCFramework is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The SDCFramework is distributed in the hope that it will be useful,
* but WITHOUT ANY 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
* along with the SDCFramework. If not, see <http://www.gnu.org/licenses/>.
*/
package de.unikassel.android.sdcframework.persistence;
import android.content.Context;
import de.unikassel.android.sdcframework.app.facade.SDCService;
import de.unikassel.android.sdcframework.persistence.facade.DBFullStrategyDescription;
import de.unikassel.android.sdcframework.persistence.facade.DatabaseFullStrategy;
import de.unikassel.android.sdcframework.preferences.facade.ServiceConfiguration;
/**
* A static implementation of a builder for database full strategy chains. <br/>
* <br/>
* This builder does create a chain of database full strategies according to the
* given @link {@link DBFullStrategyDescription description} in the service
* configuration.
*
* @see de.unikassel.android.sdcframework.service.ServiceManagerImpl
* @see de.unikassel.android.sdcframework.persistence.PersistentStorageManagerImpl
* @author Katy Hilgenberg
*
*/
public class DatabaseFullStrategyBuilder
{
/**
* Constructor
*/
private DatabaseFullStrategyBuilder()
{
super();
}
/**
* Does build a database full strategy chain as configured by the given
* definition
*
* @param context
* the application context
* @param serviceConfig
* the current service configuration
* @param serviceClass
* the service class
* @return the chain of database full strategies represented by the definition
*/
public static DatabaseFullStrategy buildStrategy( Context context,
ServiceConfiguration serviceConfig,
Class< ? extends SDCService > serviceClass )
{
DatabaseFullStrategy strategy =
new WaitStrategy( serviceConfig.getDBFullWaitTime() );
switch ( serviceConfig.getDBFullStrategy() )
{
case WAIT_DELETE_NOTIFY:
{
strategy.withSuccessor( new DeleteSamplesStrategy(
serviceConfig.getDBFullDeletionRecordCount(),
serviceConfig.isDBFullDeletionPriorityBased() ) )
.withSuccessor( new NotificationStrategy( context ) );
break;
}
case WAIT_NOTIFY_STOPSERVICE:
{
strategy.withSuccessor( new NotificationStrategy( context ) )
.withSuccessor( new StopServiceStrategy( context, serviceClass ) );
break;
}
}
return strategy;
}
}