001/* 002 * Copyright 2002-2017 the original author or authors. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * https://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 017package org.springframework.dao; 018 019import org.springframework.lang.Nullable; 020 021/** 022 * Exception thrown if certain expected data could not be retrieved, e.g. 023 * when looking up specific data via a known identifier. This exception 024 * will be thrown either by O/R mapping tools or by DAO implementations. 025 * 026 * @author Juergen Hoeller 027 * @since 13.10.2003 028 */ 029@SuppressWarnings("serial") 030public class DataRetrievalFailureException extends NonTransientDataAccessException { 031 032 /** 033 * Constructor for DataRetrievalFailureException. 034 * @param msg the detail message 035 */ 036 public DataRetrievalFailureException(String msg) { 037 super(msg); 038 } 039 040 /** 041 * Constructor for DataRetrievalFailureException. 042 * @param msg the detail message 043 * @param cause the root cause from the data access API in use 044 */ 045 public DataRetrievalFailureException(String msg, @Nullable Throwable cause) { 046 super(msg, cause); 047 } 048 049}