Store a key-value in a Graviton tree
(t string, key []byte, value []byte)
| 142 | |
| 143 | // Store a key-value in a Graviton tree |
| 144 | func StoreValue(t string, key []byte, value []byte) (err error) { |
| 145 | if t == "" { |
| 146 | err = errors.New("error: missing graviton tree input") |
| 147 | return |
| 148 | } else if key == nil { |
| 149 | err = errors.New("error: missing graviton key input") |
| 150 | return |
| 151 | } |
| 152 | |
| 153 | shard, err := GetShard() |
| 154 | if err != nil { |
| 155 | return |
| 156 | } |
| 157 | |
| 158 | store, err := graviton.NewDiskStore(shard) |
| 159 | if err != nil { |
| 160 | return |
| 161 | } |
| 162 | |
| 163 | ss, err := store.LoadSnapshot(0) |
| 164 | if err != nil { |
| 165 | return |
| 166 | } |
| 167 | |
| 168 | tree, err := ss.GetTree(t) |
| 169 | if err != nil { |
| 170 | return |
| 171 | } |
| 172 | |
| 173 | err = tree.Put(key, value) |
| 174 | if err != nil { |
| 175 | return |
| 176 | } |
| 177 | |
| 178 | _, err = graviton.Commit(tree) |
| 179 | if err != nil { |
| 180 | return |
| 181 | } |
| 182 | |
| 183 | return |
| 184 | } |
| 185 | |
| 186 | // Get a key-value from a Graviton tree |
| 187 | func GetValue(t string, key []byte) (result []byte, err error) { |
no test coverage detected