/*
* Copyright 2013-2014 the original author or authors.
*
* 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 org.springframework.data.redis.connection.lettuce;
import java.util.concurrent.TimeoutException;
import org.jboss.netty.channel.ChannelException;
import org.springframework.core.convert.converter.Converter;
import org.springframework.dao.DataAccessException;
import org.springframework.dao.QueryTimeoutException;
import org.springframework.data.redis.RedisConnectionFailureException;
import org.springframework.data.redis.RedisSystemException;
import com.lambdaworks.redis.RedisCommandInterruptedException;
import com.lambdaworks.redis.RedisException;
/**
* Converts Lettuce Exceptions to {@link DataAccessException}s
*
* @author Jennifer Hickey
* @author Thomas Darimont
*/
public class LettuceExceptionConverter implements Converter<Exception, DataAccessException> {
public DataAccessException convert(Exception ex) {
if (ex instanceof DataAccessException) {
return (DataAccessException) ex;
}
if (ex instanceof RedisCommandInterruptedException) {
return new RedisSystemException("Redis command interrupted", ex);
}
if (ex instanceof RedisException) {
return new RedisSystemException("Redis exception", ex);
}
if (ex instanceof ChannelException) {
return new RedisConnectionFailureException("Redis connection failed", ex);
}
if (ex instanceof TimeoutException) {
return new QueryTimeoutException("Redis command timed out", ex);
}
return null;
}
}