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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();
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42 this.cachedFtpFileEntryParser = null;
43 this.ftpFileEntryParsers = ftpFileEntryParsers;
44 }
45
46
47 public FTPFile parseFTPEntry(String listEntry)
48 {
49 if (cachedFtpFileEntryParser != null)
50 {
51 FTPFile matched = cachedFtpFileEntryParser.parseFTPEntry(listEntry);
52 if (matched != null)
53 {
54 return matched;
55 }
56 }
57 else
58 {
59 for (FTPFileEntryParser ftpFileEntryParser : ftpFileEntryParsers)
60 {
61 FTPFile matched = ftpFileEntryParser.parseFTPEntry(listEntry);
62 if (matched != null)
63 {
64 cachedFtpFileEntryParser = ftpFileEntryParser;
65 return matched;
66 }
67 }
68 }
69 return null;
70 }
71 }