spring InvalidConfigurationPropertyNameFailureAnalyzer 源码
springboot InvalidConfigurationPropertyNameFailureAnalyzer 代码
文件路径：/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/diagnostics/analyzer/InvalidConfigurationPropertyNameFailureAnalyzer.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.diagnostics.analyzer;
import java.util.stream.Collectors;
import org.springframework.beans.factory.BeanCreationException;
import org.springframework.boot.context.properties.source.InvalidConfigurationPropertyNameException;
import org.springframework.boot.diagnostics.AbstractFailureAnalyzer;
import org.springframework.boot.diagnostics.FailureAnalysis;
/**
* An {@link AbstractFailureAnalyzer} that performs analysis of failures caused by
* {@link InvalidConfigurationPropertyNameException}.
*
* @author Madhura Bhave
*/
class InvalidConfigurationPropertyNameFailureAnalyzer
extends AbstractFailureAnalyzer<InvalidConfigurationPropertyNameException> {
@Override
protected FailureAnalysis analyze(Throwable rootFailure, InvalidConfigurationPropertyNameException cause) {
BeanCreationException exception = findCause(rootFailure, BeanCreationException.class);
String action = String.format("Modify '%s' so that it conforms to the canonical names requirements.",
cause.getName());
return new FailureAnalysis(buildDescription(cause, exception), action, cause);
}
private String buildDescription(InvalidConfigurationPropertyNameException cause, BeanCreationException exception) {
StringBuilder description = new StringBuilder(
String.format("Configuration property name '%s' is not valid:%n", cause.getName()));
String invalid = cause.getInvalidCharacters().stream().map(this::quote).collect(Collectors.joining(", "));
description.append(String.format("%n Invalid characters: %s", invalid));
if (exception != null) {
description.append(String.format("%n Bean: %s", exception.getBeanName()));
}
description.append(String.format("%n Reason: Canonical names should be "
+ "kebab-case ('-' separated), lowercase alpha-numeric characters and must start with a letter"));
return description.toString();
}
private String quote(Character c) {
return "'" + c + "'";
}
}
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- 本文标签： Spring Boot Java Spring
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