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/**
 * Copyright (c) 2008, SnakeYAML
 *
 * 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.LoaderOptions;

/**
 * Construct instances with a custom Class Loader.
 */
public class CustomClassLoaderConstructor extends Constructor {

  private final ClassLoader loader;

  /**
   * Create
   *
   * @param loader - the class loader to find the class definition
   * @param loadingConfig - options
   */
  public CustomClassLoaderConstructor(ClassLoader loader, LoaderOptions loadingConfig) {
    this(Object.class, loader, loadingConfig);
  }

  /**
   * Create
   *
   * @param loadingConfig - options
   * @param theRoot - the class to instantiate
   * @param theLoader - the class loader to find the class definition
   */
  public CustomClassLoaderConstructor(Class theRoot, ClassLoader theLoader,
      LoaderOptions loadingConfig) {
    super(theRoot, loadingConfig);
    if (theLoader == null) {
      throw new NullPointerException("Loader must be provided.");
    }
    this.loader = theLoader;
  }

  /**
   * Load the class
   *
   * @param name - the name
   * @return Class to create
   * @throws ClassNotFoundException - when cannot load the class
   */
  @Override
  protected Class getClassForName(String name) throws ClassNotFoundException {
    return Class.forName(name, true, loader);
  }
}