/*
 * Copyright (c) 2021 AtLarge Research
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

@file:JvmName("ComputeWorkloadsNew")

package org.opendc.compute.carbon

import org.opendc.simulator.compute.power.CarbonFragment
import java.io.File
import javax.management.InvalidAttributeValueException

/**
 * Construct a workload from a trace.
 */
public fun getCarbonFragments(pathToFile: String?): List<CarbonFragment>? {
    if (pathToFile == null) {
        return null
    }

    return getCarbonFragments(File(pathToFile))
}

/**
 * Construct a workload from a trace.
 */
public fun getCarbonFragments(file: File): List<CarbonFragment> {
    if (!file.exists()) {
        throw InvalidAttributeValueException("The carbon trace cannot be found")
    }

    return CarbonTraceLoader().get(file)
}