com.jcabi.dynamo.retry

Class ReValve

java.lang.Object

com.jcabi.dynamo.retry.ReValve

All Implemented Interfaces:

Valve

@Immutable
 @Loggable(value=1)
public final class ReValve
extends Object
implements Valve

Valve that retries on failure.

Since:

0.9

Version:

$Id: 5918874daa9bc71bccf7a0b574add6ad4683153a $

Author:

Yegor Bugayenko (yegor@tpc2.com)

Constructor Summary

Constructors

Constructor and Description
ReValve(Valve valve) Public ctor.

Method Summary

Modifier and Type	Method and Description
int	count(Credentials credentials, String table, Map<String,com.amazonaws.services.dynamodbv2.model.Condition> conditions) Count items.
Dosage	fetch(Credentials credentials, String table, Map<String,com.amazonaws.services.dynamodbv2.model.Condition> conditions, Collection<String> keys) Fetch the first dosage.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ReValve

public ReValve(Valve valve)

Public ctor.

Parameters:

valve - Origin valve

Method Detail

fetch

@RetryOnFailure(verbose=false,
                delay=5L,
                unit=SECONDS)
public Dosage fetch(Credentials credentials,
                                                                                                           String table,
                                                                                                           Map<String,com.amazonaws.services.dynamodbv2.model.Condition> conditions,
                                                                                                           Collection<String> keys)
                                                                                                    throws IOException

Description copied from interface: Valve

Fetch the first dosage.

Specified by:

fetch in interface Valve

Parameters:

credentials - Credentials to AWS

table - Table name

conditions - Conditions

keys - Keys of the table

Returns:

Dosage

Throws:

IOException - In case of DynamoDB failure

count

@RetryOnFailure(verbose=false,
                delay=5L,
                unit=SECONDS)
public int count(Credentials credentials,
                                                                                                        String table,
                                                                                                        Map<String,com.amazonaws.services.dynamodbv2.model.Condition> conditions)
                                                                                                 throws IOException

Description copied from interface: Valve

Count items.

Specified by:

count in interface Valve

Parameters:

credentials - Credentials to AWS

table - Table name

conditions - Conditions

Returns:

Total count of the

Throws:

IOException - In case of DynamoDB failure