content: package act.inject.param;
  
  /*-
   * #%L
   * ACT Framework
   * %%
   * Copyright (C) 2014 - 2017 ActFramework
   * %%
   * 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.
   * #L%
   */
  
  import java.util.*;
  
  /**
   * The base class of system generated data transfer object to support converting JSON string into
   * handler method parameters (or plus controller class fields)
   */
  public abstract class JsonDto {
  
      public static final String CTX_ATTR_KEY = "__json_dto__";
  
      private Map<String, Object> beans = new HashMap<String, Object>();
  
      /**
       * Called by {@link ParamValueLoader} to get the bean
       * @param name the name of field or param
       * @return the bean
       */
      public Object get(String name) {
          return beans.get(name);
      }
  
      /**
       * Called by generated `setXxx(T bean)` method
       * @param name the name of the param or field
       * @param bean the bean instance
       */
      protected void set(String name, Object bean) {
          beans.put(name, bean);
      }
  
      /**
       * Get all bean objects deserialized into this DTO.
       * @return all bean objects
       */
      public Collection beans() {
          return beans.values();
      }
  }
  