storm-client/src/jvm/org/apache/storm/trident/windowing/WindowsStoreFactory.java

/**
 * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.  The ASF licenses this file to you 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
 * <p/>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p/>
 * 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.apache.storm.trident.windowing;

import java.io.Serializable;
import java.util.Map;
import org.apache.storm.task.TopologyContext;
import org.apache.storm.trident.planner.processor.TridentContext;

/**
 * Factory to create instances of {@code WindowsStore}.
 */
public interface WindowsStoreFactory extends Serializable {

    /**
     * Creates a window store.
     *
     * @param topoConf storm topology configuration passed in {@link org.apache.storm.trident.planner.TridentProcessor#prepare(Map,
     *                 TopologyContext, TridentContext)}
     */
    public WindowsStore create(Map<String, Object> topoConf);
}