DDD架构Repository体系类结构图

聚合

关联

组合

继承

LongId

# long value

+ ...

marker

依赖

User

- LongId id- Cname name- ...- Account account

实现

changeTracking

# DistributedLock distributedLock# Cache<T> cache# boolean autoCaching# span style=\"font-size: inherit;\

+ T find(ID id)+ void remove(T entity)+ void save(T entity)+ ...+ void attach(T aggregate)+ void detach(T aggregate)# String generateCacheKey(ID id)# T onSelect(ID id)# void onDelete(T aggregate)# void onInsert(T aggregate)# void span style=\"font-size: inherit;\

<>Type

user

Account

- LongId id- ...

+ T find(ID id)+ void remove(T entity)+ void save(T entity)+ ...

Entity<ID extends Identifier>

+ ID getId()+ void fillInId(ID id)+ Object snapshot()+ void validate()# void setId(ID id)+ void fillInId(ID id)

“+”表示public，“-”表示private，“#”表示protected，加粗表示接口的default方法和@Override方法，斜体表示抽象类和抽象方法

+ T find(ID id)+ void remove(T entity)+ void save(T entity)+ ...+ void attach(T aggregate)+ void detach(T aggregate)

<>Cache<T>

RangedLong

+ boolean existSnapshot(ID id)+ T removeSnapshot(ID id)+ void putSnapshot(T aggregate)+ T getSnapshot(ID id)

<>UserRepository

base

Cname

# String value

<>Identifiable<ID extends Identifier>

+ ID getId()+ void fillInId(ID id)

<>Identifier

+ String stringValue()

Aggregate<ID extends Identifier>

UserRepositoryImpl

- UserMapper userMapper- AccountMapper accountMapper

# DistributedLock distributedLock# Cache<T> cache# boolean autoCaching

+ T find(ID id)+ void remove(T entity)+ void save(T entity)+ ...# String generateCacheKey(ID id)# T onSelect(ID id)# void onDelete(T entity)# void onInsert(@NotNull T entity)# void onUpdate(@NotNull T entity)# ...

<>DistributedLock

+ void attach(T aggregate)+ void detach(T aggregate)+ void merge(T aggregate)+ EntityDiff detectChanges(T aggregate)+ boolean exist(ID id)+ T find(ID id)

@Cacheable

boolean autoCaching() = true

+ void attach(T aggregate)+ void detach(T aggregate)+ void merge(T aggregate)+ EntityDiff detectChanges(T aggregate)+ boolean exist(ID id)+ T find(ID id)