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TraceSpringMessagingAutoConfiguration.java
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TraceSpringMessagingAutoConfiguration.java
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/*
* Copyright 2013-2021 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.cloud.sleuth.autoconfig.instrument.messaging;
import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.cloud.sleuth.SpanNamer;
import org.springframework.cloud.sleuth.Tracer;
import org.springframework.cloud.sleuth.instrument.messaging.MessageHeaderPropagatorGetter;
import org.springframework.cloud.sleuth.instrument.messaging.MessageHeaderPropagatorSetter;
import org.springframework.cloud.sleuth.instrument.messaging.TraceMessagingAspect;
import org.springframework.cloud.sleuth.propagation.Propagator;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.messaging.support.MessageHeaderAccessor;
@Configuration(proxyBeanMethods = false)
@ConditionalOnClass(MessageHeaderAccessor.class)
@ConditionalOnBean(Tracer.class)
@ConditionalOnProperty(value = "spring.sleuth.messaging.enabled", matchIfMissing = true)
@EnableConfigurationProperties({ SleuthIntegrationMessagingProperties.class, SleuthMessagingProperties.class })
class TraceSpringMessagingAutoConfiguration {
@Bean
@ConditionalOnProperty(value = "spring.sleuth.messaging.aspect.enabled", matchIfMissing = true)
TraceMessagingAspect traceMessagingAspect(Tracer tracer, SpanNamer spanNamer) {
return new TraceMessagingAspect(tracer, spanNamer);
}
@Bean
@ConditionalOnMissingBean(value = MessageHeaderAccessor.class, parameterizedContainer = Propagator.Setter.class)
Propagator.Setter<MessageHeaderAccessor> traceMessagePropagationSetter() {
return new MessageHeaderPropagatorSetter();
}
@Bean
@ConditionalOnMissingBean(value = MessageHeaderAccessor.class, parameterizedContainer = Propagator.Getter.class)
Propagator.Getter<MessageHeaderAccessor> traceMessagePropagationGetter() {
return new MessageHeaderPropagatorGetter();
}
}