| /* |
| * 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 resolver |
| |
| import ( |
| "errors" |
| "github.com/go-chassis/go-chassis/v2/core/registry" |
| ) |
| |
| var ( |
| //ErrFoo is of type error |
| ErrFoo = errors.New("resolved as a nil service") |
| ) |
| |
| //SourceResolver is a interface which has Resolve function |
| type SourceResolver interface { |
| Resolve(source string) *registry.SourceInfo |
| } |
| |
| var sr SourceResolver = &DefaultSourceResolver{} |
| |
| //DefaultSourceResolver is a struct |
| type DefaultSourceResolver struct { |
| } |
| |
| //Resolve is a method which resolves service endpoint |
| func (sr *DefaultSourceResolver) Resolve(source string) *registry.SourceInfo { |
| if source == "127.0.0.1" { |
| return nil |
| } |
| si := registry.GetIPIndex(source) |
| |
| return si |
| } |
| |
| //GetSourceResolver returns interface object |
| func GetSourceResolver() SourceResolver { |
| return sr |
| } |