/**
* Copyright 2014 Development Sprint, LLC.
*
* 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.developmentsprint.spring.breaker.annotations;
import java.io.Serializable;
import java.lang.reflect.AnnotatedElement;
import java.lang.reflect.Method;
import java.util.HashMap;
import java.util.Map;
import org.springframework.core.annotation.AnnotationUtils;
import org.springframework.util.StringUtils;
import com.developmentsprint.spring.breaker.interceptor.CircuitBreakerAttribute;
import com.developmentsprint.spring.breaker.interceptor.DefaultCircuitBreakerAttribute;
public class SpringCircuitBreakerAnnotationParser implements CircuitBreakerAnnotationParser, Serializable {
private static final long serialVersionUID = 1L;
public CircuitBreakerAttribute parseCircuitBreakerAnnotation(AnnotatedElement ae) {
CircuitBreaker ann = AnnotationUtils.getAnnotation(ae, CircuitBreaker.class);
if (ann != null) {
CircuitBreakerAttribute cbAttribute = parseCircuitBreakerAnnotation(ann, ae);
return cbAttribute;
}
else {
return null;
}
}
public CircuitBreakerAttribute parseCircuitBreakerAnnotation(CircuitBreaker ann, AnnotatedElement ae) {
DefaultCircuitBreakerAttribute attr = new DefaultCircuitBreakerAttribute();
if (StringUtils.isEmpty(ann.name()) && ae instanceof Method) {
String name = ((Method) ae).getName();
attr.setName(name);
} else {
attr.setName(ann.name());
}
if (ann.properties().length > 0) {
Map<String, String> properties = new HashMap<String, String>();
for (CircuitProperty prop : ann.properties()) {
properties.put(prop.key(), prop.value());
}
attr.setProperties(properties);
}
return attr;
}
@Override
public boolean equals(Object other) {
return (this == other || other instanceof SpringCircuitBreakerAnnotationParser);
}
@Override
public int hashCode() {
return SpringCircuitBreakerAnnotationParser.class.hashCode();
}
}