Java集合、IO流> ```mermaid graph TD 接口{{接口类}} 实现(实现类) ``` > ```m

graph TD
接口{{接口类}}
实现(实现类)

集合

graph TD
集合 --> Collection{{Collection}}
 Collection --> List{{List}}
 List --> ArrayList([ArrayList])
 List --> LinkedList([LinkedList])
 Collection --> Set{{Set}}
 Set --> HashSet([HashSet])
 Set --> TreeSet([TreeSet])
集合 --> Map{{Map}}
Map --> HashMap([HashMap])

IO流

graph TD
字符流 --> Reader([字符输入流])
字符流 --> Writer([字符输出流])
 Reader --> inp([InputStreamReader])
 inp --> fr([FileReader])
 Reader --> bfr([BufferedReader])
 Writer --> outp([OutputStreamWriter])
 Writer --> bfw([BufferedWriter])
outp --> fw([FileWriter])