org.springframework.beans.factory.UnsatisfiedDependencyException Maven / Gradle / Ivy
/*
* 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.lang.Nullable;
import org.springframework.util.StringUtils;
/**
* Exception thrown when a bean depends on other beans or simple properties
* that were not specified in the bean factory definition, although
* dependency checking was enabled.
*
* @author Rod Johnson
* @author Juergen Hoeller
* @since 03.09.2003
*/
@SuppressWarnings("serial")
public class UnsatisfiedDependencyException extends BeanCreationException {
@Nullable
private final InjectionPoint injectionPoint;
/**
* Create a new UnsatisfiedDependencyException.
* @param resourceDescription description of the resource that the bean definition came from
* @param beanName the name of the bean requested
* @param propertyName the name of the bean property that couldn't be satisfied
* @param msg the detail message
*/
public UnsatisfiedDependencyException(
@Nullable String resourceDescription, @Nullable String beanName, String propertyName, String msg) {
super(resourceDescription, beanName,
"Unsatisfied dependency expressed through bean property '" + propertyName + "'" +
(StringUtils.hasLength(msg) ? ": " + msg : ""));
this.injectionPoint = null;
}
/**
* Create a new UnsatisfiedDependencyException.
* @param resourceDescription description of the resource that the bean definition came from
* @param beanName the name of the bean requested
* @param propertyName the name of the bean property that couldn't be satisfied
* @param ex the bean creation exception that indicated the unsatisfied dependency
*/
public UnsatisfiedDependencyException(
@Nullable String resourceDescription, @Nullable String beanName, String propertyName, BeansException ex) {
this(resourceDescription, beanName, propertyName, "");
initCause(ex);
}
/**
* Create a new UnsatisfiedDependencyException.
* @param resourceDescription description of the resource that the bean definition came from
* @param beanName the name of the bean requested
* @param injectionPoint the injection point (field or method/constructor parameter)
* @param msg the detail message
* @since 4.3
*/
public UnsatisfiedDependencyException(
@Nullable String resourceDescription, @Nullable String beanName, @Nullable InjectionPoint injectionPoint, String msg) {
super(resourceDescription, beanName,
"Unsatisfied dependency expressed through " + injectionPoint +
(StringUtils.hasLength(msg) ? ": " + msg : ""));
this.injectionPoint = injectionPoint;
}
/**
* Create a new UnsatisfiedDependencyException.
* @param resourceDescription description of the resource that the bean definition came from
* @param beanName the name of the bean requested
* @param injectionPoint the injection point (field or method/constructor parameter)
* @param ex the bean creation exception that indicated the unsatisfied dependency
* @since 4.3
*/
public UnsatisfiedDependencyException(
@Nullable String resourceDescription, @Nullable String beanName, @Nullable InjectionPoint injectionPoint, BeansException ex) {
this(resourceDescription, beanName, injectionPoint, "");
initCause(ex);
}
/**
* Return the injection point (field or method/constructor parameter), if known.
* @since 4.3
*/
@Nullable
public InjectionPoint getInjectionPoint() {
return this.injectionPoint;
}
}