spring BeanNotOfRequiredTypeException 源码
spring BeanNotOfRequiredTypeException 代码
文件路径：/spring-beans/src/main/java/org/springframework/beans/factory/BeanNotOfRequiredTypeException.java
/*
* Copyright 2002-2018 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
*
* 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.beans.factory;
import org.springframework.beans.BeansException;
import org.springframework.util.ClassUtils;
/**
* Thrown when a bean doesn't match the expected type.
*
* @author Rod Johnson
* @author Juergen Hoeller
*/
@SuppressWarnings("serial")
public class BeanNotOfRequiredTypeException extends BeansException {
/** The name of the instance that was of the wrong type. */
private final String beanName;
/** The required type. */
private final Class<?> requiredType;
/** The offending type. */
private final Class<?> actualType;
/**
* Create a new BeanNotOfRequiredTypeException.
* @param beanName the name of the bean requested
* @param requiredType the required type
* @param actualType the actual type returned, which did not match
* the expected type
*/
public BeanNotOfRequiredTypeException(String beanName, Class<?> requiredType, Class<?> actualType) {
super("Bean named '" + beanName + "' is expected to be of type '" + ClassUtils.getQualifiedName(requiredType) +
"' but was actually of type '" + ClassUtils.getQualifiedName(actualType) + "'");
this.beanName = beanName;
this.requiredType = requiredType;
this.actualType = actualType;
}
/**
* Return the name of the instance that was of the wrong type.
*/
public String getBeanName() {
return this.beanName;
}
/**
* Return the expected type for the bean.
*/
public Class<?> getRequiredType() {
return this.requiredType;
}
/**
* Return the actual type of the instance found.
*/
public Class<?> getActualType() {
return this.actualType;
}
}
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