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/**
 * Copyright (C) 2010-2016 Gordon Fraser, Andrea Arcuri and EvoSuite
 * contributors
 *
 * This file is part of EvoSuite.
 *
 * EvoSuite 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 3.0 of the License, or
 * (at your option) any later version.
 *
 * EvoSuite 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 Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with EvoSuite. If not, see .
 */
package org.evosuite.continuous.job.schedule;

import java.util.List;

import org.evosuite.continuous.job.JobDefinition;
import org.evosuite.continuous.job.JobScheduler;
import org.evosuite.utils.LoggingUtils;

/**
 * A schedule that can only be called once.
 * In other words, the entire schedule is calculated 
 * 
 * @author arcuri
 *
 */
public abstract class OneTimeSchedule extends ScheduleType{

	private boolean called = false;
	
	public OneTimeSchedule(JobScheduler scheduler) {
		super(scheduler);		
	}
	
	@Override
	public final boolean canExecuteMore() {
		return !called;
	}

	@Override
	public final List createNewSchedule() {
		if(called){
			throw new IllegalStateException("Schedule has already been created");
		}
		
		called = true;
		
		if(!enoughBudgetForAll()){
			LoggingUtils.getEvoLogger().info("There is no enough time budget to generate test cases for all classes in the project");
			return createScheduleForWhenNotEnoughBudget();
		}
		
		return createScheduleOnce();
	}
	
	protected abstract List createScheduleOnce();

	protected void distributeExtraBudgetEvenly(List jobs,
			int totalLeftOver, int maximumBudgetPerCore) {
		
		int counter = 0;
		for(int i=0; i 0){
				totalLeftOver -= toAdd;
				jobs.set(i, job.getByAddingBudget(toAdd));
			}
		}

		if(totalLeftOver > 0 && totalLeftOver >= counter){
			//recursion
			distributeExtraBudgetEvenly(jobs,totalLeftOver,maximumBudgetPerCore);
		}
	}
}