com.avanza.astrix.beans.ft.HystrixCommandNamingStrategy Maven / Gradle / Ivy
/*
* Copyright 2014 Avanza Bank AB
*
* 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
*
* http://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 com.avanza.astrix.beans.ft;
import com.avanza.astrix.beans.core.AstrixBeanKey;
import com.avanza.astrix.beans.publish.PublishedAstrixBean;
/**
*
* @author Elias Lindholm (elilin)
*
*/
public interface HystrixCommandNamingStrategy {
/**
* @deprecated - As of 0.39.X Astrix uses distinct groups for each bean, this method is never invoked
*/
@Deprecated
default String getCommandKeyName(PublishedAstrixBean beanDefinition) {
return getCommandKeyName(beanDefinition.getBeanKey());
}
/**
* @deprecated - As of 0.39.X Astrix uses distinct groups for each bean, this method is never invoked
*/
@Deprecated
default String getGroupKeyName(PublishedAstrixBean beanDefinition) {
return getCommandKeyName(beanDefinition.getBeanKey());
}
/**
* Returns the Hystrix command key name used to protect invocations to a given Astrix bean.
*
* Default implementation uses the toString() representation of the AstrixBeanKey.
*
* NOTE: commandKeyNames must be unique, i.e there must be a one-to-one mapping between an AstrixBeanKey and
* the commandKeyName. Otherwise the fault-tolerance layer might behave in
* unexpected ways when different beans are protected by the same HystrixCommand.
*
* @param astrixBeanKey
* @return
*/
default String getCommandKeyName(AstrixBeanKey astrixBeanKey) {
return astrixBeanKey.toString();
}
}