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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.dubbo.rpc.model;
import org.apache.dubbo.common.utils.CollectionUtils;
import org.apache.dubbo.metadata.definition.ServiceDefinitionBuilder;
import org.apache.dubbo.metadata.definition.model.FullServiceDefinition;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Set;
import java.util.concurrent.ConcurrentNavigableMap;
import java.util.concurrent.ConcurrentSkipListMap;
public class StubServiceDescriptor implements ServiceDescriptor {
private final String interfaceName;
private final Class serviceInterfaceClass;
// to accelerate search
private final Map> methods = new HashMap<>();
private final Map> descToMethods = new HashMap<>();
private final ConcurrentNavigableMap serviceDefinitions = new ConcurrentSkipListMap<>();
public StubServiceDescriptor(String interfaceName, Class interfaceClass) {
this.interfaceName = interfaceName;
this.serviceInterfaceClass = interfaceClass;
}
public void addMethod(MethodDescriptor methodDescriptor) {
methods.put(methodDescriptor.getMethodName(), Collections.singletonList(methodDescriptor));
Map descMap = descToMethods.computeIfAbsent(methodDescriptor.getMethodName(),
k -> new HashMap<>());
descMap.put(methodDescriptor.getParamDesc(), methodDescriptor);
}
public FullServiceDefinition getFullServiceDefinition(String serviceKey) {
return serviceDefinitions.computeIfAbsent(serviceKey,
(k) -> ServiceDefinitionBuilder.buildFullDefinition(serviceInterfaceClass, Collections.emptyMap()));
}
public String getInterfaceName() {
return interfaceName;
}
public Class getServiceInterfaceClass() {
return serviceInterfaceClass;
}
public Set getAllMethods() {
Set methodModels = new HashSet<>();
methods.forEach((k, v) -> methodModels.addAll(v));
return methodModels;
}
/**
* Does not use Optional as return type to avoid potential performance decrease.
*
* @param methodName
* @param params
* @return
*/
public MethodDescriptor getMethod(String methodName, String params) {
Map methods = descToMethods.get(methodName);
if (CollectionUtils.isNotEmptyMap(methods)) {
return methods.get(params);
}
return null;
}
/**
* Does not use Optional as return type to avoid potential performance decrease.
*
* @param methodName
* @param paramTypes
* @return
*/
public MethodDescriptor getMethod(String methodName, Class[] paramTypes) {
List methodModels = methods.get(methodName);
if (CollectionUtils.isNotEmpty(methodModels)) {
for (MethodDescriptor descriptor : methodModels) {
if (Arrays.equals(paramTypes, descriptor.getParameterClasses())) {
return descriptor;
}
}
}
return null;
}
public List getMethods(String methodName) {
return methods.get(methodName);
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
StubServiceDescriptor that = (StubServiceDescriptor) o;
return Objects.equals(interfaceName, that.interfaceName) && Objects.equals(serviceInterfaceClass,
that.serviceInterfaceClass) && Objects.equals(methods, that.methods) && Objects.equals(descToMethods,
that.descToMethods);
}
@Override
public int hashCode() {
return Objects.hash(interfaceName, serviceInterfaceClass, methods, descToMethods);
}
}