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18 package org.apache.commons.net.ftp.parser;
19
20 import org.apache.commons.net.ftp.FTPFile;
21 import org.apache.commons.net.ftp.FTPFileEntryParser;
22 import org.apache.commons.net.ftp.FTPFileEntryParserImpl;
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33 public class CompositeFileEntryParser extends FTPFileEntryParserImpl
34 {
35 private final FTPFileEntryParser[] ftpFileEntryParsers;
36 private FTPFileEntryParser cachedFtpFileEntryParser;
37
38 public CompositeFileEntryParser(FTPFileEntryParser[] ftpFileEntryParsers)
39 {
40 super();
41
42 this.cachedFtpFileEntryParser = null;
43 this.ftpFileEntryParsers = ftpFileEntryParsers;
44 }
45
46 public FTPFile parseFTPEntry(String listEntry)
47 {
48 if (cachedFtpFileEntryParser != null)
49 {
50 FTPFile matched = cachedFtpFileEntryParser.parseFTPEntry(listEntry);
51 if (matched != null)
52 {
53 return matched;
54 }
55 }
56 else
57 {
58 for (int iterParser=0; iterParser < ftpFileEntryParsers.length; iterParser++)
59 {
60 FTPFileEntryParser ftpFileEntryParser = ftpFileEntryParsers[iterParser];
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62 FTPFile matched = ftpFileEntryParser.parseFTPEntry(listEntry);
63 if (matched != null)
64 {
65 cachedFtpFileEntryParser = ftpFileEntryParser;
66 return matched;
67 }
68 }
69 }
70 return null;
71 }
72 }