org.springframework.cloud.sleuth.autoconfig.zipkin2.ZipkinSenderConfigurationImportSelector Maven / Gradle / Ivy
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Spring Cloud Sleuth AutoConfigure
/*
* 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.zipkin2;
import java.util.Collections;
import java.util.LinkedHashMap;
import java.util.Map;
import org.springframework.context.annotation.ImportSelector;
import org.springframework.core.type.AnnotationMetadata;
/**
* Import selector depending on the sender type.
*
* @author Adrian Cole
*/
class ZipkinSenderConfigurationImportSelector implements ImportSelector {
static final Map MAPPINGS;
// Classes below must be annotated with @Conditional(ZipkinSenderCondition.class)
static {
// Mappings in descending priority (highest is last)
Map mappings = new LinkedHashMap<>();
mappings.put("activemq", ZipkinActiveMqSenderConfiguration.class.getName());
mappings.put("rabbit", ZipkinRabbitSenderConfiguration.class.getName());
mappings.put("kafka", ZipkinKafkaSenderConfiguration.class.getName());
mappings.put("web", ZipkinHttpSenderConfiguration.class.getName());
MAPPINGS = Collections.unmodifiableMap(mappings);
}
static String getType(String configurationClassName) {
for (Map.Entry entry : MAPPINGS.entrySet()) {
if (entry.getValue().equals(configurationClassName)) {
return entry.getKey();
}
}
throw new IllegalStateException("Unknown configuration class " + configurationClassName);
}
@Override
public String[] selectImports(AnnotationMetadata importingClassMetadata) {
return MAPPINGS.values().toArray(new String[0]);
}
}