spring DataRetrievalFailureException 源码
spring DataRetrievalFailureException 代码
文件路径：/spring-tx/src/main/java/org/springframework/dao/DataRetrievalFailureException.java
/*
* Copyright 2002-2017 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
*
* https://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.dao;
import org.springframework.lang.Nullable;
/**
* Exception thrown if certain expected data could not be retrieved, e.g.
* when looking up specific data via a known identifier. This exception
* will be thrown either by O/R mapping tools or by DAO implementations.
*
* @author Juergen Hoeller
* @since 13.10.2003
*/
@SuppressWarnings("serial")
public class DataRetrievalFailureException extends NonTransientDataAccessException {
/**
* Constructor for DataRetrievalFailureException.
* @param msg the detail message
*/
public DataRetrievalFailureException(String msg) {
super(msg);
}
/**
* Constructor for DataRetrievalFailureException.
* @param msg the detail message
* @param cause the root cause from the data access API in use
*/
public DataRetrievalFailureException(String msg, @Nullable Throwable cause) {
super(msg, cause);
}
}
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