PerformanceExtractor.java

/*
 * Copyright [2013-2015] PayPal Software Foundation
 *
 * 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 ml.shifu.shifu.core.eval;

import ml.shifu.shifu.container.PerformanceObject;

/**
 * Class for extracting performance from PerformanceObject.
 * You can find some useful implementations in {@link Performances}.
 * 
 * @author xiaobzheng (zheng.xiaobin.roubao@gmail.com)
 *
 */
public interface PerformanceExtractor {
    double extract(PerformanceObject perform);
}