FileClipboard.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2015 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
package org.turro.file.zul;
 
import java.io.File;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.apache.commons.io.FileUtils;
import org.turro.elephant.context.ElephantContext;
import org.turro.elephant.util.Messages;
import org.turro.zul.frame.Framework;
 
public class FileClipboard {
 
  public static void paste(File folder) {
    pasteFile(folder);
    pasteFolder(folder);
    clearClipboard();
  }
 
  public static void copyFile(File value) {
    clearClipboard();
    Framework.getClipboard().put("bba_clip_file_copy", value);
  }
 
  public static void cutFile(String name, final File value) {
    Messages.confirmCutting().add(name).show(() -> {
      clearClipboard();
      Framework.getClipboard().put("bba_clip_file_cut", value);
    });
  }
 
  private static void pasteFile(File folder) {
    boolean cut = false;
    File file = (File) Framework.getClipboard().get("bba_clip_file_copy");
    if (file == null) {
      file = (File) Framework.getClipboard().get("bba_clip_file_cut");
      cut = true;
    }
    if (file != null) {
      try {
        if(cut) {
          FileUtils.moveFile(file, new File(folder.getAbsolutePath() + "/" + file.getName()));
        } else {
          FileUtils.copyFile(file, new File(folder.getAbsolutePath() + "/" + file.getName()));
        }
      } catch (IOException ex) {
        Logger.getLogger(FileClipboard.class.getName()).log(Level.SEVERE, ElephantContext.logMsg(null), ex);
      }
    }
  }
 
  public static void copyFolder(File value) {
    clearClipboard();
    Framework.getClipboard().put("bba_clip_file_folder_copy", value);
  }
 
  public static void cutFolder(String name, final File value) {
    Messages.confirmCutting().add(name).show(() -> {
      clearClipboard();
      Framework.getClipboard().put("bba_clip_file_folder_cut", value);
    });
  }
 
  private static void pasteFolder(File folder) {
    boolean cut = false;
    File origin = (File) Framework.getClipboard().get("bba_clip_file_folder_copy");
    if(origin == null) {
      origin = (File) Framework.getClipboard().get("bba_clip_file_folder_cut");
      cut = true;
    }
    if(origin != null) {
      try {
        if(cut) {
          FileUtils.moveDirectory(origin, folder);
        } else {
          FileUtils.copyDirectory(origin, folder);
        }
      } catch (IOException ex) {
        Logger.getLogger(FileClipboard.class.getName()).log(Level.SEVERE, ElephantContext.logMsg(null), ex);
      }
    }
  }
 
  public static boolean hasClipboard() {
    return Framework.getClipboard().get("bba_clip_file_folder_copy") != null ||
           Framework.getClipboard().get("bba_clip_file_folder_cut") != null ||
           Framework.getClipboard().get("bba_clip_file_copy") != null ||
           Framework.getClipboard().get("bba_clip_file_cut") != null;
  }
 
  public static void clearClipboard() {
    Framework.getClipboard().remove("bba_clip_file_folder_copy");
    Framework.getClipboard().remove("bba_clip_file_folder_cut");
    Framework.getClipboard().remove("bba_clip_file_copy");
    Framework.getClipboard().remove("bba_clip_file_cut");
  }
 
  private FileClipboard() {
  }
 
}