/*
Copyright (c) 2015 Red Hat, Inc.
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.ovirt.engine.sdk4.types;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Defines how the migration bandwidth is assigned.
 */
public enum MigrationBandwidthAssignmentMethod {
    /**
     * Takes the bandwidth from the Quality of Service if the Quality of Service is defined.
     * If the Quality of Service is not defined the bandwidth is taken from the detected link speed being used.
     * If nothing is detected, bandwidth falls back to the hypervisor_default value.
     */
    AUTO("auto"),
    /**
     * Custom defined bandwidth in Mbit/s.
     */
    CUSTOM("custom"),
    /**
     * Takes the value as configured on the hypervisor.
     */
    HYPERVISOR_DEFAULT("hypervisor_default"),
    ;
    
    private static final Logger log = LoggerFactory.getLogger(MigrationBandwidthAssignmentMethod.class);
    
    private String image;
    
    MigrationBandwidthAssignmentMethod(String image) {
        this.image = image;
    }
    
    public String value() {
        return image;
    }
    
    public static MigrationBandwidthAssignmentMethod fromValue(String value) {
        try {
            return valueOf(value.toUpperCase());
        }
        catch (IllegalArgumentException exception) {
            log.error(
            "The string '" + value + "' isn't a valid value for the 'MigrationBandwidthAssignmentMethod' enumerated type. " +
            "Valid values are 'auto', 'custom' and 'hypervisor_default'.",
            exception
            );
            return null;
        }
    }
    
}

