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一 、 要 解 决 这 个 问 题 首 先 要 知 道 json 格 式 是 什 么 ?

JSON

json

{"studno":"11111","studname":"wwww","studsex":"男"}(各个字段都是字符型)

[{"studno":"122222","studname":"wwww","studsex":"

"},

{"studno":"11111","studname":"xxxx","studsex":"

"},

{"studno":"33333","studname":"ssss","studsex":"

"}]

json

json

这个更简单了,说白了就是直接读写文件,再把读出来的文件内容格式化成 json 就可以

1.

public

 

class

 

ElectSet

 

{

public

 

String

 

xueqi;

public

 

String

 

xuenian;

public

 

String

 

startTime;

public

 

String

 

endTime;

public

 

int

 

menshu;

public

 

String

 

isReadDB;

//{"xueqi":,"xuenian":,"startTime":,"endTime":,"renshu":,"isReadDB":}
public

 

String

 

getXueqi()

 

{

   

return

 

xueqi;

}

public

 

void

 

setXueqi(String

 

xueqi)

 

{

   

this.xueqi

 

=

 

xueqi;

}
public

 

String

 

getXuenian()

 

{

   

return

 

xuenian;

}

public

 

void

 

setXuenian(String

 

xuenian)

 

{

   

this.xuenian

 

=

 

xuenian;

}
public

 

String

 

getStartTime()

 

{

   

return

 

startTime;

}

public

 

void

 

setStartTime(String

 

startTime)

 

{

   

this.startTime

 

=

 

startTime;

}
public

 

String

 

getEndTime()

 

{

   

return

 

endTime;

}

public

 

void

 

setEndTime(String

 

endTime)

 

{