processing.app.tools.FixEncoding.java Source code

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Here is the source code for processing.app.tools.FixEncoding.java

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/* -*- mode: java; c-basic-offset: 2; indent-tabs-mode: nil -*- */

/*
  Part of the Processing project - http://processing.org
    
  Copyright (c) 2008 Ben Fry and Casey Reas
    
  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 processing.app.tools;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;

import javax.swing.JOptionPane;

import org.apache.commons.compress.utils.IOUtils;
import processing.app.*;
import static processing.app.I18n.tr;

public class FixEncoding implements Tool {
    Editor editor;

    public String getMenuTitle() {
        return tr("Fix Encoding & Reload");
    }

    public void init(Editor editor) {
        this.editor = editor;
    }

    public void run() {
        Sketch sketch = editor.getSketch();
        //SketchCode code = sketch.current;

        if (sketch.isModified()) {
            int result = JOptionPane.showConfirmDialog(editor, tr("Discard all changes and reload sketch?"),
                    tr("Fix Encoding & Reload"), JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE);

            if (result == JOptionPane.NO_OPTION) {
                return;
            }
        }
        try {
            for (int i = 0; i < sketch.getCodeCount(); i++) {
                SketchFile file = sketch.getFile(i);
                editor.findTab(file).setText(loadWithLocalEncoding(file.getFile()));
            }
        } catch (IOException e) {
            String msg = tr(
                    "An error occurred while trying to fix the file encoding.\nDo not attempt to save this sketch as it may overwrite\nthe old version. Use Open to re-open the sketch and try again.\n")
                    + e.getMessage();
            Base.showWarning(tr("Fix Encoding & Reload"), msg, e);
        }
    }

    protected String loadWithLocalEncoding(File file) throws IOException {
        // FileReader uses the default encoding, which is what we want.
        BufferedReader reader = null;
        try {
            reader = new BufferedReader(new FileReader(file));

            StringBuffer buffer = new StringBuffer();
            String line;
            while ((line = reader.readLine()) != null) {
                buffer.append(line);
                buffer.append('\n');
            }
            return buffer.toString();
        } finally {
            IOUtils.closeQuietly(reader);
        }
    }
}