github.com/vescale/zgraph@v0.0.0-20230410094002-959c02d50f95/parser/model/ddl.go (about) 1 // Copyright 2022 zGraph Authors. All rights reserved. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 package model 16 17 // GraphInfo provides meta data describing a graph. 18 type GraphInfo struct { 19 ID int64 `json:"id"` 20 Name CIStr `json:"name"` 21 Indexes []*IndexInfo `json:"indexes"` 22 NextPropID uint16 `json:"next_prop_id"` 23 Query string `json:"query"` 24 Labels []*LabelInfo `json:"-"` 25 Properties []*PropertyInfo `json:"-"` 26 } 27 28 // IndexInfo provides meta data describing a index. 29 type IndexInfo struct { 30 ID int64 `json:"id"` 31 Name CIStr `json:"name"` 32 Properties []CIStr `json:"properties"` 33 Query string `json:"query"` 34 } 35 36 // LabelInfo provides meta data describing a label. 37 type LabelInfo struct { 38 ID int64 `json:"id"` 39 Name CIStr `json:"name"` 40 Query string `json:"query"` 41 } 42 43 type PropertyInfo struct { 44 ID uint16 `json:"id"` 45 Name CIStr `json:"name"` 46 } 47 48 func (info *GraphInfo) Clone() *GraphInfo { 49 cloned := *info 50 cloned.Indexes = make([]*IndexInfo, len(info.Indexes)) 51 for i := range info.Indexes { 52 cloned.Indexes[i] = info.Indexes[i].Clone() 53 } 54 cloned.Labels = make([]*LabelInfo, len(info.Labels)) 55 for i := range info.Labels { 56 cloned.Labels[i] = info.Labels[i].Clone() 57 } 58 cloned.Properties = make([]*PropertyInfo, len(info.Properties)) 59 for i := range info.Properties { 60 cloned.Properties[i] = info.Properties[i].Clone() 61 } 62 return &cloned 63 } 64 65 func (info *IndexInfo) Clone() *IndexInfo { 66 cloned := *info 67 cloned.Properties = make([]CIStr, len(info.Properties)) 68 for i := range info.Properties { 69 cloned.Properties[i] = info.Properties[i] 70 } 71 return &cloned 72 } 73 74 func (info *LabelInfo) Clone() *LabelInfo { 75 cloned := *info 76 return &cloned 77 } 78 79 func (info *PropertyInfo) Clone() *PropertyInfo { 80 cloned := *info 81 return &cloned 82 }