/*

  * Licensed to the Apache Software Foundation (ASF) under one or more

  * contributor license agreements.  See the NOTICE file distributed with

  * this work for additional information regarding copyright ownership.

  * The ASF licenses this file to You 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.

  */

 package org.apache.commons.flatfile.util;

 import java.util.Map;

 import net.sf.morph.lang.languages.SimpleLanguage;

 import net.sf.morph.reflect.Reflector;

 import net.sf.morph.reflect.reflectors.SimpleDelegatingReflector;

 import net.sf.morph.transform.Transformer;

 import net.sf.morph.transform.transformers.SimpleDelegatingTransformer;

 import org.apache.commons.flatfile.morph.EntityCollectionReflector;

 import org.apache.commons.flatfile.morph.FieldOptionConstantConverter;

 import org.apache.commons.flatfile.morph.TextToByteConverter;

 /**

  * Utilities for applying options.

  * @version $Revision: 1301244 $ $Date: 2012-03-15 17:16:23 -0500 (Thu, 15 Mar 2012) $

  */

 public abstract class ApplyOptions {

     private static final SimpleLanguage MORPH_LANGUAGE;

     static {

         MORPH_LANGUAGE = new SimpleLanguage();

         MORPH_LANGUAGE.setReflector(new SimpleDelegatingReflector(

                 new Reflector[] { new EntityCollectionReflector() }, true));

         MORPH_LANGUAGE.setConverter(new SimpleDelegatingTransformer(

                 new Transformer[] { new TextToByteConverter(),

                         new FieldOptionConstantConverter() }, true));

     }

     /**

      * Apply the specified option map to <code>o</code>.

      * @param <T> type of fluent arg/result.

      * @param o Object target

      * @param options option map

      * @return <code>o</code>.

      */

     public static <T> T apply(T o, Map<String, ?> options) {

         for (Map.Entry<String, ?> option : options.entrySet()) {

             apply(o, option.getKey(), option.getValue());

         }

         return o;

     }

     /**

      * Apply the specified option to <code>o</code>.

      * @param <T> type of fluent arg/result.

      * @param o Object target

      * @param option String option name.

      * @param value option value.

      * @return <code>o</code>.

      */

     public static <T> T apply(T o, String option, Object value) {

         MORPH_LANGUAGE.set(o, option, value);

         return o;

     }

 }