71 lines
1.8 KiB
Plaintext
71 lines
1.8 KiB
Plaintext
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@startuml
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package com.iluwatar.sharding {
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class App {
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+ App()
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+ main(args : String[]) {static}
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}
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class Data {
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- key : int
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- type : DataType
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- value : String
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+ Data(key : int, value : String, type : DataType)
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+ getKey() : int
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+ getType() : DataType
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+ getValue() : String
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+ setKey(key : int)
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+ setType(type : DataType)
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+ setValue(value : String)
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+ toString() : String
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}
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~enum DataType {
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+ type1 {static}
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+ type2 {static}
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+ type3 {static}
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+ valueOf(name : String) : DataType {static}
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+ values() : DataType[] {static}
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}
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class HashShardManager {
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- LOGGER : Logger {static}
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+ HashShardManager()
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# allocateShard(data : Data) : int
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+ storeData(data : Data) : int
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}
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class LookupShardManager {
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- LOGGER : Logger {static}
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- lookupMap : Map<Integer, Integer>
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+ LookupShardManager()
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# allocateShard(data : Data) : int
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+ storeData(data : Data) : int
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}
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class RangeShardManager {
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- LOGGER : Logger {static}
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+ RangeShardManager()
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# allocateShard(data : Data) : int
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+ storeData(data : Data) : int
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}
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class Shard {
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- dataStore : Map<Integer, Data>
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- id : int
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+ Shard(id : int)
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+ clearData()
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+ getDataById(id : int) : Data
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+ getId() : int
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+ storeData(data : Data)
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}
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abstract class ShardManager {
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- LOGGER : Logger {static}
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# shardMap : Map<Integer, Shard>
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+ ShardManager()
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+ addNewShard(shard : Shard) : boolean
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# allocateShard(Data) : int {abstract}
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+ getShardById(shardId : int) : Shard
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+ removeShardById(shardId : int) : boolean
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+ storeData(Data) : int {abstract}
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}
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}
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DataType ..+ Data
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Data --> "-type" DataType
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HashShardManager --|> ShardManager
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LookupShardManager --|> ShardManager
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RangeShardManager --|> ShardManager
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@enduml
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