| /* |
| * 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 stringutil |
| |
| import ( |
| "net" |
| "strings" |
| "time" |
| ) |
| |
| import ( |
| "github.com/pkg/errors" |
| ) |
| |
| import ( |
| "github.com/apache/dubbo-go-pixiu/pixiu/pkg/common/constant" |
| ) |
| |
| // Split url split to []string by "/" |
| func Split(path string) []string { |
| return strings.Split(strings.TrimLeft(path, constant.PathSlash), constant.PathSlash) |
| } |
| |
| // VariableName extract VariableName (:id, name = id) |
| func VariableName(key string) string { |
| return strings.TrimPrefix(key, constant.PathParamIdentifier) |
| } |
| |
| // IsPathVariableOrWildcard return if is a PathVariable (:id, true) |
| func IsPathVariableOrWildcard(key string) bool { |
| if key == "" { |
| return false |
| } |
| if strings.HasPrefix(key, constant.PathParamIdentifier) { |
| return true |
| } |
| |
| if IsWildcard(key) { |
| return true |
| } |
| //return key[0] == '{' && key[len(key)-1] == '}' |
| return false |
| } |
| |
| // IsWildcard return if is * |
| func IsWildcard(key string) bool { |
| return key == "*" |
| } |
| |
| func IsMatchAll(key string) bool { |
| return key == "**" |
| } |
| |
| func GetTrieKey(method string, path string) string { |
| ret := "" |
| //"http://localhost:8882/api/v1/test-dubbo/user?name=tc" |
| if strings.Contains(path, constant.ProtocolSlash) { |
| path = path[strings.Index(path, constant.ProtocolSlash)+len(constant.ProtocolSlash):] |
| path = path[strings.Index(path, constant.PathSlash)+1:] |
| } |
| if strings.HasPrefix(path, constant.PathSlash) { |
| ret = method + path |
| } else { |
| ret = method + constant.PathSlash + path |
| } |
| if strings.HasSuffix(ret, constant.PathSlash) { |
| ret = ret[0 : len(ret)-1] |
| } |
| ret = strings.Split(ret, "?")[0] |
| return ret |
| } |
| |
| func GetIPAndPort(address string) ([]*net.TCPAddr, error) { |
| if len(address) <= 0 { |
| return nil, errors.Errorf("invalid address, %s", address) |
| } |
| tcpAddr := make([]*net.TCPAddr, 0) |
| for _, addrs := range strings.Split(address, ",") { |
| addr, err := net.ResolveTCPAddr("", addrs) |
| if err != nil { |
| return nil, err |
| } |
| tcpAddr = append(tcpAddr, addr) |
| } |
| |
| return tcpAddr, nil |
| } |
| |
| func ResolveTimeStr2Time(currentV string, defaultV time.Duration) time.Duration { |
| if currentV == "" { |
| return defaultV |
| } else { |
| if duration, err := time.ParseDuration(currentV); err != nil { |
| return defaultV |
| } else { |
| return duration |
| } |
| } |
| } |