/*

  * Licensed under the MIT License

  * 

  * Copyright 2011 (c) Flávio Silva, flsilva.com

  *

  * 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.

  * 

  * http://www.opensource.org/licenses/mit-license.php

  */

 package org.vostokframework.domain.loading

 {

         import org.as3collections.IList;

         import org.as3collections.IMap;

         import org.as3collections.lists.ArrayList;

         import org.as3collections.maps.HashMap;

         import org.as3collections.maps.TypedMap;

         import org.as3collections.utils.ListUtil;

         import org.as3utils.ReflectionUtil;

         import org.vostokframework.domain.assets.AssetType;

         /**

          * description

          * 

          * @author Flávio Silva

          */

         public class DataParserRepository

         {

                 private var _parserMap:IMap;//<AssetType,IList> - where IList<IDataParser> 

                 /**

                  * description

                  */

                 public function DataParserRepository()

                 {

                         _parserMap = new TypedMap(new HashMap(), AssetType, IList);

                 }

                 /**

                  * description

                  * 

                  * @param         loader

                  * @throws         ArgumentError         if the <code>loader</code> argument is <code>null</code>.

                  * @throws         org.vostokframework.loadermanagement.errors.DuplicateLoaderError         if already exists an <code>ILoader</code> object stored with the same <code>id</code> of the provided <code>loader</code> argument.

                  * @return

                  */

                 public function add(type:AssetType, parser:IDataParser): void

                 {

                         if (!type) throw new ArgumentError("Argument <type> must not be null.");

                         if (!parser) throw new ArgumentError("Argument <parser> must not be null.");

                         var parserList:IList;

                         if (!_parserMap.containsKey(type))

                         {

                                 parserList = ListUtil.getUniqueTypedList(new ArrayList(), IDataParser);

                                 _parserMap.put(type, parserList);

                         }

                         parserList = _parserMap.getValue(type);

                         parserList.add(parser);

                 }

                 /**

                  * description

                  * 

                  * @return

                   */

                 public function clear(): void

                 {

                         _parserMap.clear();

                 }

                 /**

                  * description

                  * 

                  * @param         loaderId    

                  * @throws         ArgumentError         if the <code>loaderId</code> argument is <code>null</code> or <code>empty</code>.

                  * @return

                  */

                 public function exists(type:AssetType, parser:IDataParser): Boolean

                 {

                         if (!type) throw new ArgumentError("Argument <type> must not be null.");

                         if (!parser) throw new ArgumentError("Argument <parser> must not be null.");

                         if (!_parserMap.containsKey(type)) return false;

                         var parserList:IList = _parserMap.getValue(type);

                         return parserList.contains(parser);

                 }

                 /**

                  * description

                  * 

                  * @param         loaderId    

                  * @throws         ArgumentError         if the <code>loaderId</code> argument is <code>null</code> or <code>empty</code>.

                  * @return

                  */

                 public function find(type:AssetType): IList

                 {

                         if (!type) throw new ArgumentError("Argument <type> must not be null.");

                         return _parserMap.getValue(type);

                 }

                 /**

                  * description

                  * 

                  * @return

                  */

                 public function isEmpty(): Boolean

                 {

                         return _parserMap.isEmpty();

                 }

                 /**

                  * description

                  * 

                  * @param         loaderId    

                  * @throws         ArgumentError         if the <code>loaderId</code> argument is <code>null</code> or <code>empty</code>.

                  * @return

                  */

                 public function remove(type:AssetType, parser:IDataParser): Boolean

                 {

                         if (!type) throw new ArgumentError("Argument <type> must not be null.");

                         if (!parser) throw new ArgumentError("Argument <parser> must not be null.");

                         if (!exists(type, parser)) return false;

                         var parserList:IList = _parserMap.getValue(type);

                         return parserList.remove(parser);

                 }

                 /**

                  * description

                  * 

                  * @return

                  */

                 public function size(): int

                 {

                         return _parserMap.size();

                 }

                 /**

                  * description

                  * 

                  * @return

                  */

                 public function toString(): String

                 {

                         return "[" + ReflectionUtil.getClassName(this) + "] <" + _parserMap.getValues() + ">";

                 }

         }

 }