// $Id: UserDefinedProfileHelper.java 41 2010-04-03 20:04:12Z marcusvnac $
// Copyright (c) 2008 The Regents of the University of California. All
// Rights Reserved. Permission to use, copy, modify, and distribute this
// software and its documentation without fee, and without a written
// agreement is hereby granted, provided that the above copyright notice
// and this paragraph appear in all copies. This software program and
// documentation are copyrighted by The Regents of the University of
// California. The software program and documentation are supplied "AS
// IS", without any accompanying services from The Regents. The Regents
// does not warrant that the operation of the program will be
// uninterrupted or error-free. The end-user understands that the program
// was developed for research purposes and is advised not to rely
// exclusively on the program for any reason. IN NO EVENT SHALL THE
// UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
// SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS,
// ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
// THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF
// SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
// PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
// CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,
// UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
package org.argouml.profile;
import java.io.File;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;
import javax.swing.JFileChooser;
import javax.swing.filechooser.FileFilter;
/**
* Class with helper methods for user defined profiles.
*
* @author Thomas Neustupny
*/
public class UserDefinedProfileHelper {
/**
* Creates a JFileChooser which is appropriate for opening multiple files
* containing user defined profiles.
*
* @return a JFileChooser
*/
public static JFileChooser createUserDefinedProfileFileChooser() {
JFileChooser fileChooser = new JFileChooser();
fileChooser.setFileSelectionMode(JFileChooser.FILES_AND_DIRECTORIES);
fileChooser.setMultiSelectionEnabled(true);
fileChooser.setFileFilter(new FileFilter() {
public boolean accept(File file) {
String s = file.getName().toLowerCase();
return file.isDirectory() || (file.isFile() && (
s.endsWith(".xmi") || s.endsWith(".xml")
|| s.endsWith(".xmi.zip") || s.endsWith(".xml.zip")));
}
public String getDescription() {
return "*.xmi *.xml *.xmi.zip *.xml.zip";
}
});
return fileChooser;
}
/**
* Get a list of files from a file array, where the directory entries
* are recursively resolved by all profile files inside the directory.
*
* @param fileArray array of files
* @return list of files
*/
public static List<File> getFileList(File[] fileArray) {
List<File> files = new ArrayList<File>();
for (int i = 0; i < fileArray.length; i++) {
File file = fileArray[i];
files.addAll(getList(file));
}
return files;
}
private static List<File> getList(File file) {
List<File> results = new ArrayList<File>();
List<File> toDoDirectories = new LinkedList<File>();
Set<File> seenDirectories = new HashSet<File>();
toDoDirectories.add(file);
while (!toDoDirectories.isEmpty()) {
File curDir = toDoDirectories.remove(0);
if (!curDir.isDirectory()) {
// For some reason, this alleged directory is a single file
// This could be that there is some confusion or just
// the normal, that a single file was selected and is
// supposed to be imported.
results.add(curDir);
continue;
}
// Get the contents of the directory
File[] files = curDir.listFiles();
if (files != null) {
for (File curFile : curDir.listFiles()) {
// The following test can cause trouble with
// links, because links are accepted as
// directories, even if they link files. Links
// could also result in infinite loops. For this
// reason we don't do this traversing recursively.
if (curFile.isDirectory()) {
// If this file is a directory
if (!seenDirectories.contains(curFile)) {
toDoDirectories.add(curFile);
seenDirectories.add(curFile);
}
} else {
String s = curFile.getName().toLowerCase();
if (s.endsWith(".xmi") || s.endsWith(".xml")
|| s.endsWith(".xmi.zip")
|| s.endsWith(".xml.zip")) {
results.add(curFile);
}
}
}
}
}
return results;
}
}