| /* |
| * 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 generic |
| |
| import ( |
| "strings" |
| ) |
| |
| import ( |
| "github.com/dubbogo/gost/log/logger" |
| ) |
| |
| import ( |
| "dubbo.apache.org/dubbo-go/v3/common/constant" |
| "dubbo.apache.org/dubbo-go/v3/filter/generic/generalizer" |
| "dubbo.apache.org/dubbo-go/v3/protocol" |
| ) |
| |
| // isCallingToGenericService check if it calls to a generic service |
| func isCallingToGenericService(invoker protocol.Invoker, invocation protocol.Invocation) bool { |
| return isGeneric(invoker.GetURL().GetParam(constant.GenericKey, "")) && |
| invocation.MethodName() != constant.Generic && |
| invocation.MethodName() != constant.GenericAsync |
| } |
| |
| // isMakingAGenericCall check if it is making a generic call to a generic service |
| func isMakingAGenericCall(invoker protocol.Invoker, invocation protocol.Invocation) bool { |
| return isGeneric(invoker.GetURL().GetParam(constant.GenericKey, "")) && |
| (invocation.MethodName() == constant.Generic || |
| invocation.MethodName() == constant.GenericAsync) && |
| invocation.Arguments() != nil && |
| len(invocation.Arguments()) == 3 |
| } |
| |
| // isGeneric receives a generic field from url of invoker to determine whether the service is generic or not |
| func isGeneric(generic string) bool { |
| lowerGeneric := strings.ToLower(generic) |
| return lowerGeneric == constant.GenericSerializationDefault |
| } |
| |
| // toUnexport is to lower the first letter |
| func toUnexport(a string) string { |
| return strings.ToLower(a[:1]) + a[1:] |
| } |
| |
| // toExport is to upper the first letter |
| func toExport(a string) string { |
| return strings.ToUpper(a[:1]) + a[1:] |
| } |
| |
| func getGeneralizer(generic string) (g generalizer.Generalizer) { |
| switch strings.ToLower(generic) { |
| case constant.GenericSerializationDefault: |
| g = generalizer.GetMapGeneralizer() |
| case constant.GenericSerializationGson: |
| g = generalizer.GetGsonGeneralizer() |
| |
| default: |
| logger.Debugf("\"%s\" is not supported, use the default generalizer(MapGeneralizer)", generic) |
| g = generalizer.GetMapGeneralizer() |
| } |
| return |
| } |