mormot2 json例子

mormot2 json例子

 适用于DELPHI和LAZARUS。mormot json序列走的是RTTI路线，依赖DELPHI和FPC的RTTI。

unit Unit1;
/// <author>cxg 2023-2-8</author>
/// mormot2 json demo

interface

uses
  mormot.core.text, mormot.core.json, Winapi.Windows, Winapi.Messages,
  System.SysUtils, System.Variants, System.Classes, Vcl.Graphics, Vcl.Controls,
  Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls;

type
  TTest = record            //结构体
    id: Integer;
    name: string;
  end;

  TObj = class                //对象
  private
    fid: Integer;
    fname: string;
  published
    property id: Integer read fid write fid;
    property name: string read fname write fname;
  end;

  TForm1 = class(TForm)
    Button1: TButton;
    Memo1: TMemo;
    Button2: TButton;
    Button3: TButton;
    Button4: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
    procedure Button4Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
//record to json
begin
  var t: TTest;
  t.id := 1;
  t.name := '名字';
  Memo1.Text := mormot.core.json.RecordSaveJson(t, TypeInfo(TTest));  //{"id":1,"name":"name"}
end;

procedure TForm1.Button2Click(Sender: TObject);
//json to record
begin
  var t: TTest;
  mormot.core.json.RecordLoadJson(t, Memo1.Text, TypeInfo(TTest));
  ShowMessage(t.name);   //名字
end;

procedure TForm1.Button3Click(Sender: TObject);
//object to json
begin
  var o: TObj := TObj.Create;
  o.id := 2;
  o.name := '名字';
  Memo1.Text := mormot.core.text.ObjectToJson(o);  //{"id":2,"name":"名字"}
  o.Free;
end;

procedure TForm1.Button4Click(Sender: TObject);
//json to object
begin
  var o: TObj := TObj.Create;
  mormot.core.json.ObjectLoadJson(o, Memo1.Text);
  ShowMessage(o.name);    //名字
  o.Free;
end;

end.

 

unit Unit1;

{$IFDEF fpc}
  {$MODE DELPHI}{$H+}
{$ENDIF}

interface

uses mormot.core.text, mormot.core.json, mormot.Net.sock, mormot.net.async,
  mormot.net.http, mormot.net.server,
  Classes, SysUtils, Forms, Controls, Graphics, Dialogs, StdCtrls;

type
  TTest = record            //结构体
    id: Integer;
    name: string;
  end;

  TTests = record
    msg: string;
    t: tarray<TTest>;
  end;

  { TForm1 }

  TForm1 = class(TForm)
    Button1: TButton;
    Button2: TButton;
    Memo1: TMemo;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure FormCreate(Sender: TObject);
  private
    FServer: THttpAsyncServer;
  public

  end;

var
  Form1: TForm1;

implementation

{$R *.lfm}

{ TForm1 }

procedure TForm1.FormCreate(Sender: TObject);
begin
  FServer:= THttpAsyncServer.Create('1234', nil, nil, 'pn');
end;

procedure TForm1.Button1Click(Sender: TObject);
//record to json
  var
    tt: ttests;
begin
  setlength(tt.t, 1);
  tt.msg:= '测试';
  tt.t[0].id := 1;
  tt.t[0].name := '名字';
  Memo1.Text := mormot.core.json.RecordSaveJson(tt, TypeInfo(TTests));  //{"id":1,"name":"name"}
end;

procedure TForm1.Button2Click(Sender: TObject);
//json to record
  var tt: TTests;
begin
  mormot.core.json.RecordLoadJson(tt, Memo1.Text, TypeInfo(TTests));
  ShowMessage(tt.t[0].name);   //名字
end;

end.