/**

  * Copyright (c) 2012-2016, jcabi.com

  * All rights reserved.

  *

  * Redistribution and use in source and binary forms, with or without

  * modification, are permitted provided that the following conditions

  * are met: 1) Redistributions of source code must retain the above

  * copyright notice, this list of conditions and the following

  * disclaimer. 2) Redistributions in binary form must reproduce the above

  * copyright notice, this list of conditions and the following

  * disclaimer in the documentation and/or other materials provided

  * with the distribution. 3) Neither the name of the jcabi.com nor

  * the names of its contributors may be used to endorse or promote

  * products derived from this software without specific prior written

  * permission.

  *

  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT

  * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND

  * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL

  * THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,

  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR

  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED

  * OF THE POSSIBILITY OF SUCH DAMAGE.

  */

 package com.jcabi.dynamo.retry;

 import com.amazonaws.services.dynamodbv2.model.Condition;

 import com.jcabi.aspects.Immutable;

 import com.jcabi.aspects.Loggable;

 import com.jcabi.aspects.RetryOnFailure;

 import com.jcabi.aspects.Tv;

 import com.jcabi.dynamo.Credentials;

 import com.jcabi.dynamo.Dosage;

 import com.jcabi.dynamo.Valve;

 import java.io.IOException;

 import java.util.Collection;

 import java.util.Map;

 import java.util.concurrent.TimeUnit;

 import lombok.EqualsAndHashCode;

 import lombok.ToString;

 /**

  * Valve that retries on failure.

  *

  * @author Yegor Bugayenko (yegor@tpc2.com)

  * @version $Id: e7cf1102487417b89a78b754dc4cdf68eff3dfb8 $

  * @since 0.9

  */

 @Immutable

 @Loggable(Loggable.DEBUG)

 @ToString

 @EqualsAndHashCode(of = "origin")

 public final class ReValve implements Valve {

     /**

      * Original valve.

      */

     private final transient Valve origin;

     /**

      * Public ctor.

      * @param valve Origin valve

      */

     public ReValve(final Valve valve) {

         this.origin = valve;

     }

     // @checkstyle ParameterNumber (7 lines)

     @Override

     @RetryOnFailure(verbose = false, delay = Tv.FIVE, unit = TimeUnit.SECONDS)

     public Dosage fetch(final Credentials credentials, final String table,

         final Map<String, Condition> conditions,

         final Collection<String> keys) throws IOException {

         return new ReDosage(

             this.origin.fetch(credentials, table, conditions, keys)

         );

     }

     @Override

     @RetryOnFailure(verbose = false, delay = Tv.FIVE, unit = TimeUnit.SECONDS)

     public int count(final Credentials credentials, final String table,

         final Map<String, Condition> conditions) throws IOException {

         return this.origin.count(credentials, table, conditions);

     }

 }