ArgumentStorage.java

/*
 * Copyright (c) 2010 SimpleServer authors (see CONTRIBUTORS)
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package simpleserver.config.xml;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import org.xml.sax.SAXException;

public class ArgumentStorage extends Storage {
  private List<Argument> arguments;

  @Override
  void add(XMLTag child) throws SAXException {
    if (arguments == null) {
      arguments = new ArrayList<Argument>();
    }
    arguments.add((Argument) child);
  }

  Permission permission(String args) {
    if (arguments == null) {
      return null;
    }
    for (Argument arg : arguments) {
      if (args.startsWith(arg.argument) || (args.length() > 0 && arg.argument.equals("*"))) {
        return arg.allow;
      }
    }
    return null;
  }

  @Override
  Iterator<Argument> iterator() {
    return arguments == null ? new ArrayList<Argument>().iterator() : arguments.iterator();
  }
}