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/*
* Copyright (C) 2001-2013 Michael Fuchs
*
* This file is part of herold.
*
* herold is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* herold is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with herold. If not, see <http://www.gnu.org/licenses/>.
*/
package org.dbdoclet.option;
import java.io.File;
import java.util.StringTokenizer;
public class PathOption extends Option<String> {
private String invalidPathElement = "";
public PathOption() {
super();
hasArgument(true);
}
public PathOption(String longName) {
super(longName);
hasArgument(true);
}
public PathOption(String longName, String shortName) {
super(longName, shortName);
hasArgument(true);
}
@Override
public void addValueFromString(String value) {
addValue(value);
}
public String getInvalidPathElement() {
return invalidPathElement;
}
@Override
public void setValueFromString(String value) {
setValue(value);
}
protected boolean checkArgument(String arg) {
if (arg == null) {
throw new IllegalArgumentException("The argument arg may not be null!");
}
StringTokenizer stz = new StringTokenizer(arg, System.getProperty("path.separator"));
String token;
File path;
String pathElement;
while (stz.hasMoreTokens()) {
token = stz.nextToken();
pathElement = token;
if (pathElement.startsWith("~")) {
if (pathElement.equals("~")) {
pathElement = System.getProperty("user.home");
} else {
pathElement = System.getProperty("user.home")
+ pathElement.substring(1);
}
}
path = new File(pathElement);
if (path.exists() == false) {
invalidPathElement = pathElement;
return false;
}
}
return true;
}
@Override
public OptionType getType() {
return OptionType.TEXT;
}
}
/*
* $Log$
*/
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