/*
 * 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.commons.net.ftp.parser;

import org.apache.commons.net.ftp.FTPClientConfig;
import org.apache.commons.net.ftp.FTPFileEntryParser;

/**
 * The interface describes a factory for creating FTPFileEntryParsers.
 *
 * @since 1.2
 */
public interface FTPFileEntryParserFactory {
    /**
     * <p>
     * Implementation should be a method that extracts a key from the supplied {@link FTPClientConfig FTPClientConfig} parameter and creates an object
     * implementing the interface FTPFileEntryParser and uses the supplied configuration to configure it.
     * </p>
     * <p>
     * Note that this method will generally not be called in scenarios that call for autodetection of parser type but rather, for situations where the user
     * knows that the server uses a non-default configuration and knows what that configuration is.
     * </p>
     *
     * @param config A {@link FTPClientConfig FTPClientConfig} used to configure the parser created
     *
     * @return the @link FTPFileEntryParser FTPFileEntryParser} so created.
     * @throws ParserInitializationException Thrown on any exception in instantiation
     * @since 1.4
     */
    FTPFileEntryParser createFileEntryParser(FTPClientConfig config) throws ParserInitializationException;

    /**
     * Implementation should be a method that decodes the supplied key and creates an object implementing the interface FTPFileEntryParser.
     *
     * @param key A string that somehow identifies an FTPFileEntryParser to be created.
     *
     * @return the FTPFileEntryParser created.
     * @throws ParserInitializationException Thrown on any exception in instantiation
     */
    FTPFileEntryParser createFileEntryParser(String key) throws ParserInitializationException;

}
