/*
* 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.text.ParseException;
import org.apache.commons.net.ftp.FTPClientConfig;
import org.apache.commons.net.ftp.FTPFile;
/**
* @version $Id: OS400FTPEntryParser.java 1299238 2012-03-10 17:12:28Z sebb $
*/
public class OS400FTPEntryParser extends ConfigurableFTPFileEntryParserImpl
{
private static final String DEFAULT_DATE_FORMAT
= "yy/MM/dd HH:mm:ss"; //01/11/09 12:30:24
private static final String REGEX =
"(\\S+)\\s+" // user
+ "(\\d+)\\s+" // size
+ "(\\S+)\\s+(\\S+)\\s+" // date stuff
+ "(\\*\\S+)\\s+" // *STMF/*DIR
+ "(\\S+/?)\\s*"; // filename
/**
* The default constructor for a OS400FTPEntryParser 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 OS400FTPEntryParser()
{
this(null);
}
/**
* This constructor allows the creation of an OS400FTPEntryParser 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 OS400FTPEntryParser(FTPClientConfig config)
{
super(REGEX);
configure(config);
}
public FTPFile parseFTPEntry(String entry)
{
FTPFile file = new FTPFile();
file.setRawListing(entry);
int type;
if (matches(entry))
{
String usr = group(1);
String filesize = group(2);
String datestr = group(3)+" "+group(4);
String typeStr = group(5);
String name = group(6);
try
{
file.setTimestamp(super.parseTimestamp(datestr));
}
catch (ParseException e)
{
// intentionally do nothing
}
if (typeStr.equalsIgnoreCase("*STMF"))
{
type = FTPFile.FILE_TYPE;
}
else if (typeStr.equalsIgnoreCase("*DIR"))
{
type = FTPFile.DIRECTORY_TYPE;
}
else
{
type = FTPFile.UNKNOWN_TYPE;
}
file.setType(type);
file.setUser(usr);
try
{
file.setSize(Long.parseLong(filesize));
}
catch (NumberFormatException e)
{
// intentionally do nothing
}
if (name.endsWith("/"))
{
name = name.substring(0, name.length() - 1);
}
int pos = name.lastIndexOf('/');
if (pos > -1)
{
name = name.substring(pos + 1);
}
file.setName(name);
return file;
}
return null;
}
/**
* 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.
*/
@Override
protected FTPClientConfig getDefaultConfiguration() {
return new FTPClientConfig(
FTPClientConfig.SYST_OS400,
DEFAULT_DATE_FORMAT,
null, null, null, null);
}
}