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/*
* DynamicJava - Copyright (C) 1999-2001
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files
* (the "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to permit
* persons to whom the Software is furnished to do so, subject to the
* following conditions:
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL DYADE BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Except as contained in this notice, the name of Dyade shall not be
* used in advertising or otherwise to promote the sale, use or other
* dealings in this Software without prior written authorization from
* Dyade.
*
*/
package koala.dynamicjava.util;
import java.io.*;
import java.util.*;
/**
* This class represents an object that manages a set of path where to
* find files.
*
* @author Stephane Hillion
* @version 1.0 - 1999/05/18
*/
public class FileFinder {
/**
* The paths
*/
private List<String> paths;
/**
* Creates a new file finder
*/
public FileFinder() {
paths = new LinkedList<String>();
}
/**
* Adds a search path. This path becomes the one with the highest priority.
* @param path the path to add
*/
public void addPath(String path) {
String s = (path.endsWith("/")) ? path : path + "/";
paths.remove(s);
paths.add(0, s);
}
/**
* Searches and returns a file.
* @param name the base name of the file to find
* @throws IOException if no file was found
*/
public File findFile(String name) throws IOException {
for (String s : paths) {
File f = new File(s + name);
if (f.exists()) {
return f;
}
}
throw new IOException("File Not Found: " + name);
}
}