HistoryClearCommand.java

/**
 * Copyright (C) 2005 - 2011  Eric Van Dewoestine
 *
 * 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 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.eclim.plugin.core.command.history;

import org.eclim.Services;

import org.eclim.annotation.Command;

import org.eclim.command.CommandLine;
import org.eclim.command.Options;

import org.eclim.plugin.core.command.AbstractCommand;

import org.eclim.plugin.core.util.ProjectUtils;

import org.eclipse.core.internal.resources.File;

import org.eclipse.core.runtime.NullProgressMonitor;

/**
 * Command to clear the local history for a file.
 *
 * @author Eric Van Dewoestine
 */
@Command(
  name = "history_clear",
  options =
    "REQUIRED p project ARG," +
    "REQUIRED f file ARG"
)
public class HistoryClearCommand
  extends AbstractCommand
{
  /**
   * {@inheritDoc}
   * @see org.eclim.command.Command#execute(CommandLine)
   */
  public Object execute(CommandLine commandLine)
    throws Exception
  {
    String project = commandLine.getValue(Options.PROJECT_OPTION);
    String filename = commandLine.getValue(Options.FILE_OPTION);

    File file = (File)ProjectUtils.getFile(project, filename);
    file.getLocalManager().getHistoryStore()
      .remove(file.getFullPath(), new NullProgressMonitor());
    return Services.getMessage("history.cleared");
  }
}