jSite: First commit : verion 4.0 (written by Bombe)

[jSite.git] / src / de / todesbaum / jsite / gui / FileScanner.java

diff --git a/src/de/todesbaum/jsite/gui/FileScanner.java b/src/de/todesbaum/jsite/gui/FileScanner.java
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+/*
+ * jSite - a tool for uploading websites into Freenet
+ * Copyright (C) 2006 David Roden
+ *
+ * This program 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 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+package de.todesbaum.jsite.gui;
+
+import java.io.File;
+import java.io.FileFilter;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+import de.todesbaum.jsite.application.Project;
+import de.todesbaum.jsite.i18n.I18n;
+
+public class FileScanner implements Runnable {
+
+       private final List<FileScannerListener> fileScannerListeners = new ArrayList<FileScannerListener>();
+       private final Project project;
+       private List<String> files;
+       private boolean error = false;
+
+       public FileScanner(Project project) {
+               this.project = project;
+       }
+
+       public void addFileScannerListener(FileScannerListener fileScannerListener) {
+               fileScannerListeners.add(fileScannerListener);
+       }
+
+       public void removeFileScannerListener(FileScannerListener fileScannerListener) {
+               fileScannerListeners.remove(fileScannerListener);
+       }
+
+       protected void fireFileScannerFinished() {
+               for (FileScannerListener fileScannerListener: new ArrayList<FileScannerListener>(fileScannerListeners)) {
+                       fileScannerListener.fileScannerFinished(this);
+               }
+       }
+
+       public void run() {
+               files = new ArrayList<String>();
+               error = false;
+               try {
+                       scanFiles(new File(project.getLocalPath()), files);
+                       Collections.sort(files);
+               } catch (IOException ioe1) {
+                       error = true;
+               }
+               fireFileScannerFinished();
+       }
+
+       public boolean isError() {
+               return error;
+       }
+
+       public List<String> getFiles() {
+               return files;
+       }
+
+       private void scanFiles(File rootDir, List<String> fileList) throws IOException {
+               File[] files = rootDir.listFiles(new FileFilter() {
+
+                       public boolean accept(File file) {
+                               return !file.isHidden();
+                       }
+               });
+               if (files == null) {
+                       throw new IOException(I18n.getMessage("jsite.file-scanner.can-not-read-directory"));
+               }
+               for (File file: files) {
+                       if (file.isDirectory()) {
+                               scanFiles(file, fileList);
+                               continue;
+                       }
+                       String filename = project.shortenFilename(file);
+                       fileList.add(filename);
+               }
+       }
+
+}
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