001/* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 */ 019package org.apache.shiro.dao; 020 021import org.apache.shiro.ShiroException; 022 023/** 024 * Generic exception representing a problem when attempting to access data. 025 * <p/> 026 * The idea was borrowed from the Spring Framework, which has a nice model for a generic DAO exception hierarchy. 027 * Unfortunately we can't use it as we can't force a Spring API usage on all Shiro end-users. 028 * 029 * @since 1.2 030 */ 031public abstract class DataAccessException extends ShiroException { 032 033 /** 034 * Constructs a DataAccessException with a message explaining the cause of the exception. 035 * 036 * @param message the message explaining the cause of the exception 037 */ 038 public DataAccessException(String message) { 039 super(message); 040 } 041 042 /** 043 * Constructs a DataAccessException with a message explaining the cause of the exception. 044 * 045 * @param message the explanation 046 * @param cause the root cause of the exception, typically an API-specific exception 047 */ 048 public DataAccessException(String message, Throwable cause) { 049 super(message, cause); 050 } 051}