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/**
 * Copyright (C) 2014 Dasasian ([email protected])
 *
 * 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 com.dasasian.chok.client;

import com.google.common.collect.ImmutableSetMultimap;

/**
 * How a NodeInteraction resubmits jobs to the WorkQueue to retry failed nodes.
 */
interface INodeExecutor {

    /**
     * Submit a new job, which will result in a new NodeInteraction. This is used
     * to resubmit jobs to the WorkQueue, to try to get results for failed shards
     * an alternate nodes.
     *
     * @param node         The node to call.
     * @param nodeShardMap The entire node to shard map to use. This may have been reduced
     *                     one or two times from the original version from the Client,
     *                     depending on errors and errors on retries.
     * @param tryCount     This job would be the Nth retry. Starts at 1. The NodeInteraction
     *                     uses this to decide whether or not to retry (M tries max).
     * @param maxTryCount  The maximum nuber of retries for a given interaction.
     */
    void execute(String node, ImmutableSetMultimap nodeShardMap, int tryCount, int maxTryCount);

}