|
@@ -47,7 +47,6 @@ const
|
|
|
var
|
|
var
|
|
|
users : TIndexedObjectList<TUser>;
|
|
users : TIndexedObjectList<TUser>;
|
|
|
users2 : TSearchObjectList<TUser>;
|
|
users2 : TSearchObjectList<TUser>;
|
|
|
- users3 : TObjectList<TUser>;
|
|
|
|
|
user : TUser;
|
|
user : TUser;
|
|
|
i : Integer;
|
|
i : Integer;
|
|
|
n : Integer;
|
|
n : Integer;
|
|
@@ -64,7 +63,6 @@ begin
|
|
|
users.Indexes.Add('id','Id');
|
|
users.Indexes.Add('id','Id');
|
|
|
|
|
|
|
|
users2 := TSearchObjectList<TUser>.Create(False);
|
|
users2 := TSearchObjectList<TUser>.Create(False);
|
|
|
- users3 := TObjectList<TUser>.Create(True);
|
|
|
|
|
|
|
|
|
|
cout('Generating list...',etInfo);
|
|
cout('Generating list...',etInfo);
|
|
|
//generate first dummy entries
|
|
//generate first dummy entries
|
|
@@ -77,7 +75,6 @@ begin
|
|
|
user.Age := 18 + Random(20);
|
|
user.Age := 18 + Random(20);
|
|
|
users.Add(user);
|
|
users.Add(user);
|
|
|
users2.Add(user);
|
|
users2.Add(user);
|
|
|
- users3.Add(user);
|
|
|
|
|
end;
|
|
end;
|
|
|
|
|
|
|
|
//generate real entries to search
|
|
//generate real entries to search
|
|
@@ -95,7 +92,6 @@ begin
|
|
|
|
|
|
|
|
users.Add(user);
|
|
users.Add(user);
|
|
|
users2.Add(user);
|
|
users2.Add(user);
|
|
|
- users3.Add(user);
|
|
|
|
|
end;
|
|
end;
|
|
|
|
|
|
|
|
crono := TChronometer.Create;
|
|
crono := TChronometer.Create;
|
|
@@ -127,7 +123,7 @@ begin
|
|
|
//test search by Linq iteration
|
|
//test search by Linq iteration
|
|
|
crono.Start;
|
|
crono.Start;
|
|
|
//user := TLinq.From<TUser>(users2).Where('(Name = ?) OR (SurName = ?)',['Anus','Smith']).OrderBy('Name').SelectFirst;
|
|
//user := TLinq.From<TUser>(users2).Where('(Name = ?) OR (SurName = ?)',['Anus','Smith']).OrderBy('Name').SelectFirst;
|
|
|
- user := TLinq<TUser>.From(users3).Where('Name = ?',['Peter']).SelectFirst;
|
|
|
|
|
|
|
+ user := TLinq<TUser>.From(users2).Where('Name = ?',['Peter']).SelectFirst;
|
|
|
crono.Stop;
|
|
crono.Stop;
|
|
|
if user <> nil then cout('Found by Linq: %s %s in %s',[user.Name,user.SurName,crono.ElapsedTime],etSuccess)
|
|
if user <> nil then cout('Found by Linq: %s %s in %s',[user.Name,user.SurName,crono.ElapsedTime],etSuccess)
|
|
|
else cout('Not found by Linq! (%s)',[crono.ElapsedTime],etError);
|
|
else cout('Not found by Linq! (%s)',[crono.ElapsedTime],etError);
|
|
@@ -135,7 +131,7 @@ begin
|
|
|
//test search by Linq iteration (predicate)
|
|
//test search by Linq iteration (predicate)
|
|
|
crono.Start;
|
|
crono.Start;
|
|
|
//user := TLinq.From<TUser>(users2).Where('(Name = ?) OR (SurName = ?)',['Anus','Smith']).OrderBy('Name').SelectFirst;
|
|
//user := TLinq.From<TUser>(users2).Where('(Name = ?) OR (SurName = ?)',['Anus','Smith']).OrderBy('Name').SelectFirst;
|
|
|
- user := TLinq<TUser>.From(users3).Where(function(aUser : TUser) : Boolean
|
|
|
|
|
|
|
+ user := TLinq<TUser>.From(users2).Where(function(aUser : TUser) : Boolean
|
|
|
begin
|
|
begin
|
|
|
Result := aUser.Name = 'Peter';
|
|
Result := aUser.Name = 'Peter';
|
|
|
end).SelectFirst;
|
|
end).SelectFirst;
|
Exilon