org.springframework.boot.context.properties.ConstructorBound Maven / Gradle / Ivy
/*
* Copyright 2019-2022 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.boot.context.properties;
import org.springframework.beans.factory.BeanFactory;
/**
* Helper class to programmatically bind configuration properties that use constructor
* injection.
*
* @author Stephane Nicoll
* @since 3.0.0
* @see ConstructorBinding
*/
public abstract class ConstructorBound {
/**
* Create an immutable {@link ConfigurationProperties} instance for the specified
* {@code beanName} and {@code beanType} using the specified {@link BeanFactory}.
* @param beanFactory the bean factory to use
* @param beanName the name of the bean
* @param beanType the type of the bean
* @return an instance from the specified bean
*/
public static Object from(BeanFactory beanFactory, String beanName, Class beanType) {
ConfigurationPropertiesBean bean = ConfigurationPropertiesBean.forValueObject(beanType, beanName);
ConfigurationPropertiesBinder binder = ConfigurationPropertiesBinder.get(beanFactory);
try {
return binder.bindOrCreate(bean);
}
catch (Exception ex) {
throw new ConfigurationPropertiesBindException(bean, ex);
}
}
}