org.springframework.boot.autoconfigure.r2dbc.NoConnectionFactoryBeanFailureAnalyzer Maven / Gradle / Ivy
/*
* 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.autoconfigure.r2dbc;
import io.r2dbc.spi.ConnectionFactory;
import org.springframework.beans.factory.NoSuchBeanDefinitionException;
import org.springframework.boot.diagnostics.AbstractFailureAnalyzer;
import org.springframework.boot.diagnostics.FailureAnalysis;
import org.springframework.core.Ordered;
/**
* An {@link AbstractFailureAnalyzer} that produces failure analysis when a
* {@link NoSuchBeanDefinitionException} for a {@link ConnectionFactory} bean is thrown
* and there is no {@code META-INF/services/io.r2dbc.spi.ConnectionFactoryProvider}
* resource on the classpath.
*
* @author Andy Wilkinson
*/
class NoConnectionFactoryBeanFailureAnalyzer extends AbstractFailureAnalyzer
implements Ordered {
private final ClassLoader classLoader;
NoConnectionFactoryBeanFailureAnalyzer() {
this(NoConnectionFactoryBeanFailureAnalyzer.class.getClassLoader());
}
NoConnectionFactoryBeanFailureAnalyzer(ClassLoader classLoader) {
this.classLoader = classLoader;
}
@Override
protected FailureAnalysis analyze(Throwable rootFailure, NoSuchBeanDefinitionException cause) {
if (ConnectionFactory.class.equals(cause.getBeanType())
&& this.classLoader.getResource("META-INF/services/io.r2dbc.spi.ConnectionFactoryProvider") == null) {
return new FailureAnalysis("No R2DBC ConnectionFactory bean is available "
+ "and no /META-INF/services/io.r2dbc.spi.ConnectionFactoryProvider resource could be found.",
"Check that the R2DBC driver for your database is on the classpath.", cause);
}
return null;
}
@Override
public int getOrder() {
return 0;
}
}