org.springframework.data.redis.connection.jedis.JedisExceptionConverter Maven / Gradle / Ivy
/*
* Copyright 2013-2018 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.jedis;
import java.io.IOException;
import java.net.UnknownHostException;
import org.springframework.core.convert.converter.Converter;
import org.springframework.dao.DataAccessException;
import org.springframework.dao.InvalidDataAccessApiUsageException;
import org.springframework.data.redis.ClusterRedirectException;
import org.springframework.data.redis.RedisConnectionFailureException;
import org.springframework.data.redis.TooManyClusterRedirectionsException;
import redis.clients.jedis.exceptions.JedisClusterMaxRedirectionsException;
import redis.clients.jedis.exceptions.JedisConnectionException;
import redis.clients.jedis.exceptions.JedisDataException;
import redis.clients.jedis.exceptions.JedisException;
import redis.clients.jedis.exceptions.JedisRedirectionException;
/**
* Converts Exceptions thrown from Jedis to {@link DataAccessException}s
*
* @author Jennifer Hickey
* @author Thomas Darimont
* @author Christoph Strobl
*/
public class JedisExceptionConverter implements Converter {
/*
* (non-Javadoc)
* @see org.springframework.core.convert.converter.Converter#convert(java.lang.Object)
*/
public DataAccessException convert(Exception ex) {
if (ex instanceof DataAccessException) {
return (DataAccessException) ex;
}
if (ex instanceof JedisDataException) {
if (ex instanceof JedisRedirectionException) {
JedisRedirectionException re = (JedisRedirectionException) ex;
return new ClusterRedirectException(re.getSlot(), re.getTargetNode().getHost(), re.getTargetNode().getPort(),
ex);
}
if (ex instanceof JedisClusterMaxRedirectionsException) {
return new TooManyClusterRedirectionsException(ex.getMessage(), ex);
}
return new InvalidDataAccessApiUsageException(ex.getMessage(), ex);
}
if (ex instanceof JedisConnectionException) {
return new RedisConnectionFailureException(ex.getMessage(), ex);
}
if (ex instanceof JedisException) {
return new InvalidDataAccessApiUsageException(ex.getMessage(), ex);
}
if (ex instanceof UnknownHostException) {
return new RedisConnectionFailureException("Unknown host " + ex.getMessage(), ex);
}
if (ex instanceof IOException) {
return new RedisConnectionFailureException("Could not connect to Redis server", ex);
}
return null;
}
}