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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.ConversionException;

/**
 * Converts an arbitrary object to a hash code using the method hashCode().
 * Null values are converted to zero.
 * Created at 06.11.2008 07:37:17
 *
 * @author Volker Bergmann
 * @since 0.4.6
 */
public class ToHashCodeConverter extends ThreadSafeConverter {

  /**
   * Instantiates a new To hash code converter.
   */
  public ToHashCodeConverter() {
    super(Object.class, Integer.class);
  }

  @Override
  public Integer convert(Object sourceValue) throws ConversionException {
    return (sourceValue != null ? sourceValue.hashCode() : 0);
  }

}