/**

  * Copyright (c) 2008-2011, http://www.snakeyaml.org

  *

  * 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.

  */

 package org.yaml.snakeyaml.constructor;

 import org.yaml.snakeyaml.error.YAMLException;

 import org.yaml.snakeyaml.nodes.Node;

 /**

  * Because recursive structures are not very common we provide a way to save

  * some typing when extending a constructor

  */

 public abstract class AbstractConstruct implements Construct {

     /**

      * Fail with a reminder to provide the seconds step for a recursive

      * structure

      * 

      * @see org.yaml.snakeyaml.constructor.Construct#construct2ndStep(org.yaml.snakeyaml.nodes.Node,

      *      java.lang.Object)

      */

     public void construct2ndStep(Node node, Object data) {

         if (node.isTwoStepsConstruction()) {

             throw new IllegalStateException("Not Implemented in " + getClass().getName());

         } else {

             throw new YAMLException("Unexpected recursive structure for Node: " + node);

         }

     }

 }