spring BindException 源码
springboot BindException 代码
文件路径：/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/context/properties/bind/BindException.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 org.springframework.boot.context.properties.source.ConfigurationProperty;
import org.springframework.boot.context.properties.source.ConfigurationPropertyName;
import org.springframework.boot.origin.Origin;
import org.springframework.boot.origin.OriginProvider;
/**
* Exception thrown when binding fails.
*
* @author Phillip Webb
* @author Madhura Bhave
* @since 2.0.0
*/
public class BindException extends RuntimeException implements OriginProvider {
private final Bindable<?> target;
private final ConfigurationProperty property;
private final ConfigurationPropertyName name;
BindException(ConfigurationPropertyName name, Bindable<?> target, ConfigurationProperty property, Throwable cause) {
super(buildMessage(name, target), cause);
this.name = name;
this.target = target;
this.property = property;
}
/**
* Return the name of the configuration property being bound.
* @return the configuration property name
*/
public ConfigurationPropertyName getName() {
return this.name;
}
/**
* Return the target being bound.
* @return the bind target
*/
public Bindable<?> getTarget() {
return this.target;
}
/**
* Return the configuration property name of the item that was being bound.
* @return the configuration property name
*/
public ConfigurationProperty getProperty() {
return this.property;
}
@Override
public Origin getOrigin() {
return Origin.from(this.name);
}
private static String buildMessage(ConfigurationPropertyName name, Bindable<?> target) {
StringBuilder message = new StringBuilder();
message.append("Failed to bind properties");
message.append((name != null) ? " under '" + name + "'" : "");
message.append(" to ").append(target.getType());
return message.toString();
}
}
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- 所属分类： 后端技术
- 本文标签： Spring Boot Java Spring
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