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'rapiddweller Common' is an open source Java library forked from Databene Commons by Volker Bergmann. It provides extensions to the Java core library by utility classes, abstract concepts and concrete implementations.

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/*
 * Copyright (C) 2004-2015 Volker Bergmann ([email protected]).
 * All rights reserved.
 *
 * 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 com.rapiddweller.common.converter;

import com.rapiddweller.common.Accessor;
import com.rapiddweller.common.ConversionException;

/**
 * Wraps an Accessor into a Converter interface.
 * The object to be converted is used as the provider for the Accessor
 * Created: 26.08.2007 07:25:26
 *
 * @param  the object type to access
 * @param  the type of the value to get from the object
 * @author Volker Bergmann
 */
public class AccessingConverter extends ThreadSafeConverter {

  private final Accessor accessor;

  /**
   * Instantiates a new Accessing converter.
   *
   * @param sourceType the source type
   * @param targetType the target type
   * @param accessor   the accessor
   */
  public AccessingConverter(Class sourceType, Class targetType, Accessor accessor) {
    super(sourceType, targetType);
    this.accessor = accessor;
  }

  @Override
  public V convert(C sourceValue) throws ConversionException {
    return accessor.getValue(sourceValue);
  }

}