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/*
* Copyright (C) 2008 Rob Manning
* manningr@users.sourceforge.net
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/**
* A utility class for manipulating paths
*
* @author manningr
*/
public class PathUtilsImpl
{
/**
* Constructs a path out of the pathElements.
*
* @param prependSlash
* if true this will ensure that the result begins with "/".
* @param pathElements
* the strings to connect. They can have "/" in them which will be de-duped in the result, if
* necessary.
* @return the path that was constructed.
*/
public String buildPath(boolean prependSlash, String... pathElements)
{
StringBuilder result = new StringBuilder("/");
for (String pathElement : pathElements)
{
result.append(pathElement).append("/");
}
String retVal = result.toString().replace("//", "/").replace("//", "/");
if (retVal.endsWith("/"))
{
retVal = retVal.substring(0, retVal.length() - 1);
}
return retVal;
}
/**
* Returns the file part of the specified path.
*
* @param path
* the path
* @return the file part of the path
*/
public String getFileFromPath(String path)
{
if (path.indexOf("/") == -1) { return path; }
int slashIndex = path.lastIndexOf("/");
return path.substring(slashIndex+1);
}
}
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