commons-net.jar Source Code

commons-net.jar is the bytecode of Apache Commons Net library, which implements the client side of many basic Internet protocols.

Apache Commons Net Source Code files are provided in the binary packge (commons-net-3.8.0-bin.zip). You can download it at Apache Commons Net Website.

The source code of commons-net-3.8.0.jar is provided below:

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org/apache/commons/net/ftp/parser/CompositeFileEntryParser.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.commons.net.ftp.parser;

import org.apache.commons.net.ftp.FTPFile;
import org.apache.commons.net.ftp.FTPFileEntryParser;
import org.apache.commons.net.ftp.FTPFileEntryParserImpl;

/**
 * This implementation allows to pack some FileEntryParsers together
 * and handle the case where to returned dirstyle isnt clearly defined.
 * The matching parser will be cached.
 * If the cached parser wont match due to the server changed the dirstyle,
 * a new matching parser will be searched.
 */
public class CompositeFileEntryParser extends FTPFileEntryParserImpl
{
    private final FTPFileEntryParser[] ftpFileEntryParsers;
    private FTPFileEntryParser cachedFtpFileEntryParser;

    public CompositeFileEntryParser(final FTPFileEntryParser[] ftpFileEntryParsers)
    {
        this.cachedFtpFileEntryParser = null;
        this.ftpFileEntryParsers = ftpFileEntryParsers;
    }

    @Override
    public FTPFile parseFTPEntry(final String listEntry)
    {
        if (cachedFtpFileEntryParser != null)
        {
            final FTPFile matched = cachedFtpFileEntryParser.parseFTPEntry(listEntry);
            if (matched != null)
            {
                return matched;
            }
        }
        else
        {
            for (final FTPFileEntryParser ftpFileEntryParser : ftpFileEntryParsers)
            {
                final FTPFile matched = ftpFileEntryParser.parseFTPEntry(listEntry);
                if (matched != null)
                {
                    cachedFtpFileEntryParser = ftpFileEntryParser;
                    return matched;
                }
            }
        }
        return null;
    }
}

org/apache/commons/net/ftp/parser/CompositeFileEntryParser.java

 

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