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+/* UnixFileSystemView.java --
+ Copyright (C) 2005 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath 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 2, or (at your option)
+any later version.
+
+GNU Classpath 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 GNU Classpath; see the file COPYING. If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library. Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module. An independent module is a module which is not derived from
+or based on this library. If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so. If you do not wish to do so, delete this
+exception statement from your version. */
+
+package javax.swing.filechooser;
+
+import gnu.classpath.NotImplementedException;
+
+import java.io.File;
+import java.io.IOException;
+
+import javax.swing.Icon;
+
+
+/**
+ * A concrete implementation of {@link FileSystemView} that is appropriate for
+ * Unix-like systems.
+ *
+ * @see FileSystemView#getFileSystemView()
+ */
+class UnixFileSystemView extends FileSystemView
+{
+ /** The default name for new folders. */
+ private static final String NEW_FOLDER_NAME = "NewFolder";
+
+ /**
+ * Creates a new folder with a unique name in the specified directory and
+ * returns a {@link File} object representing the new directory. The name
+ * of the new folder is <code>NewFolder</code> or, if a directory or file
+ * with that name already exists, <code>NewFolder.n</code> where
+ * <code>n</code> is the lowest integer greater than zero that results in
+ * a unique directory name.
+ *
+ * @param containingDir the directory to contain the new folder
+ * (<code>null</code> not permitted).
+ *
+ * @return A {@link File} object representing the new directory.
+ *
+ * @throws IOException if an exception occurs while creating the new
+ * directory.
+ */
+ public File createNewFolder(File containingDir) throws IOException
+ {
+ int count = 0;
+ File f = null;
+ String filename = containingDir.getAbsolutePath() + File.separator
+ + NEW_FOLDER_NAME;
+ while (f == null)
+ {
+ String full = filename;
+ if (count > 0)
+ full += "." + (count++);
+ f = new File(full);
+ if (f.isDirectory() || f.isFile())
+ {
+ count++;
+ f = null;
+ }
+ }
+ f.mkdir();
+ return f;
+ }
+
+ /**
+ * Returns an array containing the file system root.
+ *
+ * @return An array containing the file system root.
+ */
+ public File[] getRoots()
+ {
+ return File.listRoots();
+ }
+
+ /**
+ * Returns the name of a file as it would be displayed by the underlying
+ * system.
+ *
+ * @param f the file.
+ *
+ * @return the name of a file as it would be displayed by the underlying
+ * system
+ */
+ public String getSystemDisplayName(File f)
+ {
+ String name = null;
+ if (f != null)
+ {
+ if (isRoot(f))
+ name = f.getAbsolutePath();
+ else
+ {
+ try
+ {
+ String path = f.getCanonicalPath();
+ name = path.substring(path.lastIndexOf(File.separator) + 1);
+ }
+ catch (IOException e)
+ {
+ name = f.getName();
+ }
+ }
+ }
+ return name;
+ }
+
+ /**
+ * Returns the icon that would be displayed for the given file by the
+ * underlying system. This method is NOT YET IMPLEMENTED.
+ *
+ * @param f the file.
+ *
+ * @return <code>null</code>.
+ */
+ public Icon getSystemIcon(File f)
+ throws NotImplementedException
+ {
+ // FIXME: Implement;
+ return null;
+ }
+
+ /**
+ * Returns the description of a file that would be displayed by the
+ * underlying system. This method is NOT YET IMPLEMENTED.
+ *
+ * @param f the file.
+ *
+ * @return <code>null</code>.
+ */
+ public String getSystemTypeDescription(File f)
+ throws NotImplementedException
+ {
+ // FIXME: Implement.
+ return null;
+ }
+
+ /**
+ * DOCUMENT ME!
+ *
+ * @param f DOCUMENT ME!
+ *
+ * @return DOCUMENT ME!
+ */
+ public boolean isRoot(File f)
+ {
+ return isFileSystemRoot(f);
+ }
+}