spring BoundPropertiesTrackingBindHandler 源码
springboot BoundPropertiesTrackingBindHandler 代码
文件路径：/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/context/properties/bind/BoundPropertiesTrackingBindHandler.java
/*
* Copyright 2012-2019 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.bind;
import java.util.function.Consumer;
import org.springframework.boot.context.properties.source.ConfigurationProperty;
import org.springframework.boot.context.properties.source.ConfigurationPropertyName;
import org.springframework.util.Assert;
/**
* {@link BindHandler} that can be used to track bound configuration properties.
*
* @author Madhura Bhave
* @since 2.3.0
*/
public class BoundPropertiesTrackingBindHandler extends AbstractBindHandler {
private final Consumer<ConfigurationProperty> consumer;
public BoundPropertiesTrackingBindHandler(Consumer<ConfigurationProperty> consumer) {
Assert.notNull(consumer, "Consumer must not be null");
this.consumer = consumer;
}
@Override
public Object onSuccess(ConfigurationPropertyName name, Bindable<?> target, BindContext context, Object result) {
if (context.getConfigurationProperty() != null && name.equals(context.getConfigurationProperty().getName())) {
this.consumer.accept(context.getConfigurationProperty());
}
return super.onSuccess(name, target, context, result);
}
}
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- 本文标签： Spring Boot Java Spring
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