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commons-net-1.4.1.jar - Apache Commons Net
commons-net-1.4.1.jar is the JAR file for Apache Commons Net 1.4.1, which
implements the client side of many basic Internet protocols.
commons-net-1.4.1.jar is distributed as part of the commons-net-1.4.1.zip download file.
JAR File Size and Download Location:
JAR name: commons-net.jar, commons-net-1.4.1.jar Target JDK version: 1.4 Dependency: None File name: commons-net-1.4.1.jar File size: 180792 bytes Date modified: 03-Dec-2005 Download: Apache Commons Net
✍: FYIcenter.com
⏎ org/apache/commons/net/ftp/parser/VMSFTPEntryParser.java
/* * Copyright 2001-2005 The Apache Software Foundation * * Licensed 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.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.text.ParseException; import java.util.StringTokenizer; import org.apache.commons.net.ftp.FTPClientConfig; import org.apache.commons.net.ftp.FTPFile; import org.apache.commons.net.ftp.FTPListParseEngine; /** * Implementation FTPFileEntryParser and FTPFileListParser for VMS Systems. * This is a sample of VMS LIST output * * "1-JUN.LIS;1 9/9 2-JUN-1998 07:32:04 [GROUP,OWNER] (RWED,RWED,RWED,RE)", * "1-JUN.LIS;2 9/9 2-JUN-1998 07:32:04 [GROUP,OWNER] (RWED,RWED,RWED,RE)", * "DATA.DIR;1 1/9 2-JUN-1998 07:32:04 [GROUP,OWNER] (RWED,RWED,RWED,RE)", * <P><B> * Note: VMSFTPEntryParser can only be instantiated through the * DefaultFTPParserFactory by classname. It will not be chosen * by the autodetection scheme. * </B> * <P> * * @author <a href="Winston.Ojeda@qg.com">Winston Ojeda</a> * @author <a href="mailto:scohen@apache.org">Steve Cohen</a> * @author <a href="sestegra@free.fr">Stephane ESTE-GRACIAS</a> * @version $Id: VMSFTPEntryParser.java 155429 2005-02-26 13:13:04Z dirkv $ * * @see org.apache.commons.net.ftp.FTPFileEntryParser FTPFileEntryParser (for usage instructions) * @see org.apache.commons.net.ftp.parser.DefaultFTPFileEntryParserFactory */ public class VMSFTPEntryParser extends ConfigurableFTPFileEntryParserImpl { private static final String DEFAULT_DATE_FORMAT = "d-MMM-yyyy HH:mm:ss"; //9-NOV-2001 12:30:24 /** * this is the regular expression used by this parser. */ private static final String REGEX = "(.*;[0-9]+)\\s*" + "(\\d+)/\\d+\\s*" +"(\\S+)\\s+(\\S+)\\s+" + "\\[(([0-9$A-Za-z_]+)|([0-9$A-Za-z_]+),([0-9$a-zA-Z_]+))\\]?\\s*" + "\\([a-zA-Z]*,[a-zA-Z]*,[a-zA-Z]*,[a-zA-Z]*\\)"; /** * Constructor for a VMSFTPEntryParser object. * * @exception IllegalArgumentException * Thrown if the regular expression is unparseable. Should not be seen * under normal conditions. It it is seen, this is a sign that * <code>REGEX</code> is not a valid regular expression. */ public VMSFTPEntryParser() { this(null); } /** * This constructor allows the creation of a VMSFTPEntryParser object with * something other than the default configuration. * * @param config The {@link FTPClientConfig configuration} object used to * configure this parser. * @exception IllegalArgumentException * Thrown if the regular expression is unparseable. Should not be seen * under normal conditions. It it is seen, this is a sign that * <code>REGEX</code> is not a valid regular expression. * @since 1.4 */ public VMSFTPEntryParser(FTPClientConfig config) { super(REGEX); configure(config); } /*** * Parses an FTP server file listing and converts it into a usable format * in the form of an array of <code> FTPFile </code> instances. If the * file list contains no files, <code> null </code> should be * returned, otherwise an array of <code> FTPFile </code> instances * representing the files in the directory is returned. * <p> * @param listStream The InputStream from which the file list should be * read. * @return The list of file information contained in the given path. null * if the list could not be obtained or if there are no files in * the directory. * @exception IOException If an I/O error occurs reading the listStream. ***/ public FTPFile[] parseFileList(InputStream listStream) throws IOException { FTPListParseEngine engine = new FTPListParseEngine(this); engine.readServerList(listStream); return engine.getFiles(); } /** * Parses a line of a VMS 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. * <p> * @param entry A line of text from the file listing * @return An FTPFile instance corresponding to the supplied entry */ public FTPFile parseFTPEntry(String entry) { //one block in VMS equals 512 bytes long longBlock = 512; if (matches(entry)) { FTPFile f = new FTPFile(); f.setRawListing(entry); String name = group(1); String size = group(2); String datestr = group(3)+" "+group(4); String owner = group(5); try { f.setTimestamp(super.parseTimestamp(datestr)); } catch (ParseException e) { return null; // this is a parsing failure too. } String grp; String user; StringTokenizer t = new StringTokenizer(owner, ","); switch (t.countTokens()) { case 1: grp = null; user = t.nextToken(); break; case 2: grp = t.nextToken(); user = t.nextToken(); break; default: grp = null; user = null; } if (name.lastIndexOf(".DIR") != -1) { f.setType(FTPFile.DIRECTORY_TYPE); } else { f.setType(FTPFile.FILE_TYPE); } //set FTPFile name //Check also for versions to be returned or not if (isVersioning()) { f.setName(name); } else { name = name.substring(0, name.lastIndexOf(";")); f.setName(name); } //size is retreived in blocks and needs to be put in bytes //for us humans and added to the FTPFile array long sizeInBytes = Long.parseLong(size) * longBlock; f.setSize(sizeInBytes); f.setGroup(grp); f.setUser(user); //set group and owner //Since I don't need the persmissions on this file (RWED), I'll //leave that for further development. 'Cause it will be a bit //elaborate to do it right with VMSes World, Global and so forth. return f; } return null; } /** * Reads the next entry using the supplied BufferedReader object up to * whatever delemits one entry from the next. This parser cannot use * the default implementation of simply calling BufferedReader.readLine(), * because one entry may span multiple lines. * * @param reader The BufferedReader object from which entries are to be * read. * * @return A string representing the next ftp entry or null if none found. * @exception IOException thrown on any IO Error reading from the reader. */ public String readNextEntry(BufferedReader reader) throws IOException { String line = reader.readLine(); StringBuffer entry = new StringBuffer(); while (line != null) { if (line.startsWith("Directory") || line.startsWith("Total")) { line = reader.readLine(); continue; } entry.append(line); if (line.trim().endsWith(")")) { break; } line = reader.readLine(); } return (entry.length() == 0 ? null : entry.toString()); } protected boolean isVersioning() { return false; } /** * Defines a default configuration to be used when this class is * instantiated without a {@link FTPClientConfig FTPClientConfig} * parameter being specified. * @return the default configuration for this parser. */ protected FTPClientConfig getDefaultConfiguration() { return new FTPClientConfig( FTPClientConfig.SYST_VMS, DEFAULT_DATE_FORMAT, null, null, null, null); } } /* Emacs configuration * Local variables: ** * mode: java ** * c-basic-offset: 4 ** * indent-tabs-mode: nil ** * End: ** */
⏎ org/apache/commons/net/ftp/parser/VMSFTPEntryParser.java
Or download all of them as a single archive file:
File name: commons-net-1.4.1-src.zip File size: 324370 bytes Release date: 2013-03-03 Download
⇒ Using commons-net.jar in Java Programs
⇐ What Is commons-net-ftp-2.0.jar
2015-06-03, 76546👍, 0💬
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