/*
 * JBoss, Home of Professional Open Source
 * Copyright 2009 Red Hat Inc. and/or its affiliates and other
 * contributors as indicated by the @author tags. All rights reserved.
 * See the copyright.txt in the distribution for a full listing of
 * individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.infinispan.loaders.modifications;

/**
 * Represents a {@link org.infinispan.loaders.CacheStore#remove(Object)} modification
 *
 * @author Manik Surtani
 * @since 4.0
 */
public class Remove implements Modification {

   final Object key;

   public Remove(Object key) {
      this.key = key;
   }

   @Override
   public Type getType() {
      return Type.REMOVE;
   }

   public Object getKey() {
      return key;
   }

   @Override
   public boolean equals(Object o) {
      if (this == o) return true;
      if (o == null || getClass() != o.getClass()) return false;

      Remove remove = (Remove) o;

      if (key != null ? !key.equals(remove.key) : remove.key != null) return false;

      return true;
   }

   @Override
   public int hashCode() {
      return key != null ? key.hashCode() : 0;
   }

   @Override
   public String toString() {
      return "Remove{" +
            "key=" + key +
            '}';
   }
}