spring LiquibaseChangelogMissingFailureAnalyzer 源码
springboot LiquibaseChangelogMissingFailureAnalyzer 代码
文件路径：/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/liquibase/LiquibaseChangelogMissingFailureAnalyzer.java
/*
* Copyright 2012-2021 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.liquibase;
import liquibase.exception.ChangeLogParseException;
import org.springframework.boot.diagnostics.AbstractFailureAnalyzer;
import org.springframework.boot.diagnostics.FailureAnalysis;
/**
* An {@link AbstractFailureAnalyzer} that analyzes exceptions of type
* {@link ChangeLogParseException} caused by a Liquibase changelog not being present.
*
* @author Sebastiaan Fernandez
*/
class LiquibaseChangelogMissingFailureAnalyzer extends AbstractFailureAnalyzer<ChangeLogParseException> {
private static final String MESSAGE_SUFFIX = " does not exist";
@Override
protected FailureAnalysis analyze(Throwable rootFailure, ChangeLogParseException cause) {
if (cause.getMessage().endsWith(MESSAGE_SUFFIX)) {
String changelogPath = extractChangelogPath(cause);
return new FailureAnalysis(getDescription(changelogPath),
"Make sure a Liquibase changelog is present at the configured path.", cause);
}
return null;
}
private String extractChangelogPath(ChangeLogParseException cause) {
return cause.getMessage().substring(0, cause.getMessage().length() - MESSAGE_SUFFIX.length());
}
private String getDescription(String changelogPath) {
return "Liquibase failed to start because no changelog could be found at '" + changelogPath + "'.";
}
}
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- 本文标签： Spring Boot Java Spring
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