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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:
✍: FYIcenter
⏎ org/apache/commons/net/ftp/parser/EnterpriseUnixFTPEntryParser.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 java.util.Calendar; import org.apache.commons.net.ftp.FTPFile; /** * Parser for the Connect Enterprise Unix FTP Server From Sterling Commerce. * Here is a sample of the sort of output line this parser processes: * <pre> * "-C--E-----FTP B QUA1I1 18128 41 Aug 12 13:56 QUADTEST" * </pre> * <p> * Note: EnterpriseUnixFTPEntryParser can only be instantiated through the * DefaultFTPParserFactory by classname. It will not be chosen * by the autodetection scheme. * </p> * @see org.apache.commons.net.ftp.FTPFileEntryParser FTPFileEntryParser (for usage instructions) * @see org.apache.commons.net.ftp.parser.DefaultFTPFileEntryParserFactory */ public class EnterpriseUnixFTPEntryParser extends RegexFTPFileEntryParserImpl { /** * months abbreviations looked for by this parser. Also used * to determine <b>which</b> month has been matched by the parser. */ private static final String MONTHS = "(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)"; /** * this is the regular expression used by this parser. */ private static final String REGEX = "(([\\-]|[A-Z])([\\-]|[A-Z])([\\-]|[A-Z])([\\-]|[A-Z])([\\-]|[A-Z])" + "([\\-]|[A-Z])([\\-]|[A-Z])([\\-]|[A-Z])([\\-]|[A-Z])([\\-]|[A-Z]))" + "(\\S*)\\s*" // 12 + "(\\S+)\\s*" // 13 + "(\\S*)\\s*" // 14 user + "(\\d*)\\s*" // 15 group + "(\\d*)\\s*" // 16 filesize + MONTHS // 17 month + "\\s*" // TODO should the space be optional? // TODO \\d* should be \\d? surely ? Otherwise 01111 is allowed + "((?:[012]\\d*)|(?:3[01]))\\s*" // 18 date [012]\d* or 3[01] + "((\\d\\d\\d\\d)|((?:[01]\\d)|(?:2[0123])):([012345]\\d))\\s" // 20 \d\d\d\d = year OR // 21 [01]\d or 2[0123] hour + ':' // 22 [012345]\d = minute + "(\\S*)(\\s*.*)"; // 23 name /** * The sole constructor for a EnterpriseUnixFTPEntryParser object. * */ public EnterpriseUnixFTPEntryParser() { super(REGEX); } /** * Parses a line of a unix FTP server file listing and converts it into a * usable format in the form of an <code> FTPFile </code> instance. If * the file listing line doesn't describe a file, <code> null </code> is * returned, otherwise a <code> FTPFile </code> instance representing the * files in the directory is returned. * * @param entry A line of text from the file listing * @return An FTPFile instance corresponding to the supplied entry */ @Override public FTPFile parseFTPEntry(final String entry) { final FTPFile file = new FTPFile(); file.setRawListing(entry); if (matches(entry)) { final String usr = group(14); final String grp = group(15); final String filesize = group(16); final String mo = group(17); final String da = group(18); final String yr = group(20); final String hr = group(21); final String min = group(22); final String name = group(23); file.setType(FTPFile.FILE_TYPE); file.setUser(usr); file.setGroup(grp); try { file.setSize(Long.parseLong(filesize)); } catch (final NumberFormatException e) { // intentionally do nothing } final Calendar cal = Calendar.getInstance(); cal.set(Calendar.MILLISECOND, 0); cal.set(Calendar.SECOND, 0); cal.set(Calendar.MINUTE, 0); cal.set(Calendar.HOUR_OF_DAY, 0); final int pos = MONTHS.indexOf(mo); final int month = pos / 4; final int missingUnit; // the first missing unit try { if (yr != null) { // it's a year; there are no hours and minutes cal.set(Calendar.YEAR, Integer.parseInt(yr)); missingUnit = Calendar.HOUR_OF_DAY; } else { // it must be hour/minute or we wouldn't have matched missingUnit = Calendar.SECOND; int year = cal.get(Calendar.YEAR); // if the month we're reading is greater than now, it must // be last year if (cal.get(Calendar.MONTH) < month) { year--; } cal.set(Calendar.YEAR, year); cal.set(Calendar.HOUR_OF_DAY, Integer.parseInt(hr)); cal.set(Calendar.MINUTE, Integer.parseInt(min)); } cal.set(Calendar.MONTH, month); cal.set(Calendar.DAY_OF_MONTH, Integer.parseInt(da)); cal.clear(missingUnit); file.setTimestamp(cal); } catch (final NumberFormatException e) { // do nothing, date will be uninitialized } file.setName(name); return file; } return null; } }
⏎ org/apache/commons/net/ftp/parser/EnterpriseUnixFTPEntryParser.java
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⇒ Download and Install commons-net.jar Binary Package
2009-02-08, 92287👍, 0💬
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