/*
  *
  *  *  Copyright 2014 Orient Technologies LTD (info(at)orientechnologies.com)
  *  *
  *  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  *  you may not use this file except in compliance with the License.
  *  *  You may obtain a copy of the License at
  *  *
  *  *       http://www.apache.org/licenses/LICENSE-2.0
  *  *
  *  *  Unless required by applicable law or agreed to in writing, software
  *  *  distributed under the License is distributed on an "AS IS" BASIS,
  *  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  *  *  See the License for the specific language governing permissions and
  *  *  limitations under the License.
  *  *
  *  * For more information: http://www.orientechnologies.com
  *
  */
package com.orientechnologies.orient.core.sql;

import com.orientechnologies.orient.core.config.OGlobalConfiguration;
import com.orientechnologies.orient.core.metadata.security.ORole;

/**
 * SQL GRANT command: Grant a privilege to a database role.
 * 
 * @author Luca Garulli
 * 
 */
public abstract class OCommandExecutorSQLPermissionAbstract extends OCommandExecutorSQLAbstract {
  protected static final String KEYWORD_ON = "ON";
  protected int                 privilege;
  protected String              resource;
  protected ORole               role;

  protected void parsePrivilege(final StringBuilder word, final int oldPos) {
    final String privilegeName = word.toString();

    if ("CREATE".equals(privilegeName))
      privilege = ORole.PERMISSION_CREATE;
    else if ("READ".equals(privilegeName))
      privilege = ORole.PERMISSION_READ;
    else if ("UPDATE".equals(privilegeName))
      privilege = ORole.PERMISSION_UPDATE;
    else if ("DELETE".equals(privilegeName))
      privilege = ORole.PERMISSION_DELETE;
    else if ("EXECUTE".equals(privilegeName))
      privilege = ORole.PERMISSION_EXECUTE;
    else if ("ALL".equals(privilegeName))
      privilege = ORole.PERMISSION_ALL;
    else if ("NONE".equals(privilegeName))
      privilege = ORole.PERMISSION_NONE;
    else
      throw new OCommandSQLParsingException("Unrecognized privilege '" + privilegeName + "'", parserText, oldPos);
  }

  @Override
  public long getDistributedTimeout() {
    return OGlobalConfiguration.DISTRIBUTED_COMMAND_QUICK_TASK_SYNCH_TIMEOUT.getValueAsLong();
  }

}