| // Copyright Istio Authors |
| // |
| // 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 config |
| |
| import ( |
| "fmt" |
| ) |
| |
| import ( |
| "github.com/apache/dubbo-go-pixiu/pkg/test/scopes" |
| ) |
| |
| type Map map[string]interface{} |
| |
| func (m Map) Map(key string) Map { |
| nested, ok := m[key] |
| if !ok { |
| return nil |
| } |
| out, ok := nested.(Map) |
| if !ok { |
| return nil |
| } |
| return out |
| } |
| |
| func (m Map) String(key string) string { |
| v, ok := m[key] |
| if !ok || v == nil { |
| return "" |
| } |
| str, ok := v.(string) |
| if !ok { |
| return fmt.Sprint(m[key]) |
| } |
| return str |
| } |
| |
| func (m Map) Slice(key string) []Map { |
| v, ok := m[key].([]interface{}) |
| if !ok { |
| return nil |
| } |
| var out []Map |
| for i, imeta := range v { |
| meta, ok := toMap(imeta) |
| if !ok { |
| scopes.Framework.Warnf("failed to parse item %d of %s, defaulting to empty: %v", i, key, imeta) |
| return nil |
| } |
| out = append(out, meta) |
| } |
| return out |
| } |
| |
| func toMap(orig interface{}) (Map, bool) { |
| // keys are strings, easily cast |
| if cfgMeta, ok := orig.(Map); ok { |
| return cfgMeta, true |
| } |
| // keys are interface{}, manually change to string keys |
| mapInterface, ok := orig.(map[interface{}]interface{}) |
| if !ok { |
| // not a map at all |
| return nil, false |
| } |
| mapString := make(map[string]interface{}) |
| for key, value := range mapInterface { |
| mapString[fmt.Sprintf("%v", key)] = value |
| } |
| return mapString, true |
| } |
| |
| func (m Map) Bool(key string) *bool { |
| if m[key] == nil { |
| return nil |
| } |
| v, ok := m[key].(bool) |
| if !ok { |
| scopes.Framework.Warnf("failed to parse key of type %T value %q as bool, defaulting to false", m[key], key) |
| return nil |
| } |
| return &v |
| } |
| |
| func (m Map) Int(key string) int { |
| if m[key] == nil { |
| return 0 |
| } |
| v, ok := m[key].(int) |
| if !ok { |
| scopes.Framework.Warnf("failed to parse key of type %T value %q as int, defaulting to 0", m[key], key) |
| return 0 |
| } |
| return v |
| } |