/*
 * Copyright [2012-2014] 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.processor;

/**
 * interface for ModelProcessor
 */
public interface Processor {

    /**
     * The run function for each processor
     *
     * @return 0 - if the processor run successfully
     * other - if there is any wrong when the processor executes
     * @throws Exception Exception when processor executes
     */
    public int run() throws Exception;
}
