Coverage report

  %line %branch
org.apache.commons.net.ftp.parser.NTFTPEntryParser
96% 
96% 

 1  
 /*
 2  
  * Copyright 2001-2005 The Apache Software Foundation
 3  
  *
 4  
  * Licensed under the Apache License, Version 2.0 (the "License");
 5  
  * you may not use this file except in compliance with the License.
 6  
  * You may obtain a copy of the License at
 7  
  *
 8  
  *     http://www.apache.org/licenses/LICENSE-2.0
 9  
  *
 10  
  * Unless required by applicable law or agreed to in writing, software
 11  
  * distributed under the License is distributed on an "AS IS" BASIS,
 12  
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 13  
  * See the License for the specific language governing permissions and
 14  
  * limitations under the License.
 15  
  */
 16  
 package org.apache.commons.net.ftp.parser;
 17  
 import java.text.ParseException;
 18  
 
 19  
 import org.apache.commons.net.ftp.FTPClientConfig;
 20  
 import org.apache.commons.net.ftp.FTPFile;
 21  
 
 22  
 /**
 23  
  * Implementation of FTPFileEntryParser and FTPFileListParser for NT Systems.
 24  
  *
 25  
  * @author  <a href="Winston.Ojeda@qg.com">Winston Ojeda</a>
 26  
  * @author <a href="mailto:scohen@apache.org">Steve Cohen</a>
 27  
  * @version $Id: NTFTPEntryParser.java 155429 2005-02-26 13:13:04Z dirkv $
 28  
  * @see org.apache.commons.net.ftp.FTPFileEntryParser FTPFileEntryParser (for usage instructions)
 29  
  */
 30  
 public class NTFTPEntryParser extends ConfigurableFTPFileEntryParserImpl
 31  
 {
 32  
 	
 33  
     private static final String DEFAULT_DATE_FORMAT 
 34  
 		= "MM-dd-yy hh:mma"; //11-09-01 12:30PM
 35  
 
 36  
 
 37  
     /**
 38  
      * this is the regular expression used by this parser.
 39  
      */
 40  
     private static final String REGEX =
 41  
         "(\\S+)\\s+(\\S+)\\s+"
 42  
         + "(<DIR>)?\\s*"
 43  
         + "([0-9]+)?\\s+"
 44  
         + "(\\S.*)";
 45  
 
 46  
     /**
 47  
      * The sole constructor for an NTFTPEntryParser object.
 48  
      *
 49  
      * @exception IllegalArgumentException
 50  
      * Thrown if the regular expression is unparseable.  Should not be seen
 51  
      * under normal conditions.  It it is seen, this is a sign that
 52  
      * <code>REGEX</code> is  not a valid regular expression.
 53  
      */
 54  
     public NTFTPEntryParser()
 55  
     {
 56  18
         this(null);
 57  18
     }
 58  
 
 59  
     /**
 60  
      * This constructor allows the creation of an NTFTPEntryParser object 
 61  
      * with something other than the default configuration.
 62  
      *
 63  
      * @param config The {@link FTPClientConfig configuration} object used to 
 64  
      * configure this parser.
 65  
      * @exception IllegalArgumentException
 66  
      * Thrown if the regular expression is unparseable.  Should not be seen
 67  
      * under normal conditions.  It it is seen, this is a sign that
 68  
      * <code>REGEX</code> is  not a valid regular expression.
 69  
      * @since 1.4
 70  
      */
 71  
      public NTFTPEntryParser(FTPClientConfig config)
 72  
     {
 73  18
         super(REGEX);
 74  18
         configure(config);
 75  18
     }
 76  
 
 77  
     /**
 78  
      * Parses a line of an NT FTP server file listing and converts it into a
 79  
      * usable format in the form of an <code> FTPFile </code> instance.  If the
 80  
      * file listing line doesn't describe a file, <code> null </code> is
 81  
      * returned, otherwise a <code> FTPFile </code> instance representing the
 82  
      * files in the directory is returned.
 83  
      * <p>
 84  
      * @param entry A line of text from the file listing
 85  
      * @return An FTPFile instance corresponding to the supplied entry
 86  
      */
 87  
     public FTPFile parseFTPEntry(String entry)
 88  
     {
 89  42
         FTPFile f = new FTPFile();
 90  42
         f.setRawListing(entry);
 91  
 
 92  42
         if (matches(entry))
 93  
         {
 94  37
         	String datestr = group(1)+" "+group(2);
 95  37
             String dirString = group(3);
 96  37
             String size = group(4);
 97  37
             String name = group(5);
 98  
             try
 99  
             {
 100  37
                 f.setTimestamp(super.parseTimestamp(datestr));
 101  
             }
 102  10
             catch (ParseException e)
 103  
             {
 104  10
             	return null;  // this is a parsing failure too.
 105  27
             }
 106  
 
 107  27
             if (null == name || name.equals(".") || name.equals(".."))
 108  
             {
 109  0
                 return (null);
 110  
             }
 111  27
             f.setName(name);
 112  
 
 113  
 
 114  27
             if ("<DIR>".equals(dirString))
 115  
             {
 116  9
                 f.setType(FTPFile.DIRECTORY_TYPE);
 117  9
                 f.setSize(0);
 118  
             }
 119  
             else
 120  
             {
 121  18
                 f.setType(FTPFile.FILE_TYPE);
 122  18
                 if (null != size)
 123  
                 {
 124  18
                   f.setSize(Long.parseLong(size));
 125  
                 }
 126  
             }
 127  27
             return (f);
 128  
         }
 129  5
         return null;
 130  
     }
 131  
     
 132  
     /**
 133  
      * Defines a default configuration to be used when this class is
 134  
      * instantiated without a {@link  FTPClientConfig  FTPClientConfig}
 135  
      * parameter being specified.
 136  
      * @return the default configuration for this parser.
 137  
      */
 138  
    public FTPClientConfig getDefaultConfiguration() {
 139  18
         return new FTPClientConfig(
 140  
                 FTPClientConfig.SYST_NT,
 141  
                 DEFAULT_DATE_FORMAT,
 142  
                 null, class="keyword">null, class="keyword">null, class="keyword">null);
 143  
     }
 144  
 
 145  
 }

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