storm-server/src/main/java/org/apache/storm/scheduler/utils/IConfigLoaderFactory.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
 *
 * 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.apache.storm.scheduler.utils;

import java.net.URI;
import java.util.Map;

public interface IConfigLoaderFactory {

    /**
     * Create an IConfigLoader implementation if the scheme of the URI is supported; otherwise returns null.
     *
     * @param uri  The URI of the config location.
     * @param conf The storm configuration.
     * @return An concrete implementation if the scheme is supported, or null if not.
     */
    IConfigLoader createIfSupported(URI uri, Map<String, Object> conf);

}