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[/color][color=#ff8000]/* * to change this license header, choose license headers in project properties. * to change this template file, choose tools | templates * and open the template in the editor. */[/color][color=#0000bb]package bai27[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]file[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]fileinputstream[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]fileoutputstream[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]filenotfoundexception[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]io[/color][color=#007700].[/color][color=#0000bb]ioexception[/color][color=#007700];[/color][color=#0000bb]import java[/color][color=#007700].[/color][color=#0000bb]util[/color][color=#007700].[/color][color=#0000bb]scanner[/color][color=#007700];[/color][color=#ff8000]/** * * @author tran */[/color][color=#007700]public class [/color][color=#0000bb]copymovedelphuongthuc [/color][color=#007700]{ public static [/color][color=#0000bb]void main[/color][color=#007700]([/color][color=#0000bb]string[/color][color=#007700][] [/color][color=#0000bb]args[/color][color=#007700]) [/color][color=#0000bb]throws ioexception [/color][color=#007700]{ [/color][color=#0000bb]string a[/color][color=#007700],[/color][color=#0000bb]cmd [/color][color=#007700],[/color][color=#0000bb]source [/color][color=#007700]= [/color][color=#0000bb]null[/color][color=#007700],[/color][color=#0000bb]target [/color][color=#007700]= [/color][color=#0000bb]null[/color][color=#007700]; [/color][color=#0000bb]string [/color][color=#007700][] [/color][color=#0000bb]result[/color][color=#007700]; [/color][color=#0000bb]scanner input [/color][color=#007700]= new [/color][color=#0000bb]scanner[/color][color=#007700]([/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]in[/color][color=#007700]); [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"input as sample 'copy c:\test.txt e:\test.txt'"[/color][color=#007700]); [/color][color=#0000bb]cmd [/color][color=#007700]= [/color][color=#0000bb]input[/color][color=#007700].[/color][color=#0000bb]nextline[/color][color=#007700](); [/color][color=#0000bb]result [/color][color=#007700]= [/color][color=#0000bb]cmd[/color][color=#007700].[/color][color=#0000bb]split[/color][color=#007700]([/color][color=#dd0000]" "[/color][color=#007700]); [/color][color=#0000bb]a [/color][color=#007700]= [/color][color=#0000bb]result[/color][color=#007700][[/color][color=#0000bb]0[/color][color=#007700]]; [/color][color=#0000bb]source [/color][color=#007700]= [/color][color=#0000bb]result[/color][color=#007700][[/color][color=#0000bb]1[/color][color=#007700]]; [/color][color=#0000bb]target [/color][color=#007700]= [/color][color=#0000bb]result[/color][color=#007700][[/color][color=#0000bb]2[/color][color=#007700]]; [/color][color=#ff8000]//input [/color][color=#007700]switch([/color][color=#0000bb]a[/color][color=#007700]){ case [/color][color=#dd0000]"copy" [/color][color=#007700]: [/color][color=#0000bb]copyf[/color][color=#007700]([/color][color=#0000bb]source[/color][color=#007700],[/color][color=#0000bb]target[/color][color=#007700]); break; case [/color][color=#dd0000]"move" [/color][color=#007700]: [/color][color=#0000bb]movef[/color][color=#007700]([/color][color=#0000bb]source[/color][color=#007700],[/color][color=#0000bb]target[/color][color=#007700]); break; case [/color][color=#dd0000]"delete" [/color][color=#007700]: [/color][color=#0000bb]deletef[/color][color=#007700]([/color][color=#0000bb]source[/color][color=#007700]); break; default : [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"comand fail!!!!"[/color][color=#007700]); } } public static [/color][color=#0000bb]void copyf[/color][color=#007700]([/color][color=#0000bb]string source[/color][color=#007700],[/color][color=#0000bb]string target[/color][color=#007700]) [/color][color=#0000bb]throws ioexception[/color][color=#007700]{ [/color][color=#0000bb]fileinputstream fin [/color][color=#007700]; [/color][color=#0000bb]fileoutputstream fout[/color][color=#007700]; try{ [/color][color=#0000bb]fin [/color][color=#007700]= new [/color][color=#0000bb]fileinputstream[/color][color=#007700]([/color][color=#0000bb]source[/color][color=#007700]); }catch([/color][color=#0000bb]ioexception exc[/color][color=#007700]){ [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"input file not found"[/color][color=#007700]); return ; } try{ [/color][color=#0000bb]fout [/color][color=#007700]= new [/color][color=#0000bb]fileoutputstream[/color][color=#007700]([/color][color=#0000bb]target[/color][color=#007700]); }catch([/color][color=#0000bb]ioexception exc[/color][color=#007700]){ [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"error oppening file"[/color][color=#007700]); return ; }catch([/color][color=#0000bb]arrayindexoutofbound***ception exc[/color][color=#007700]){ [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"usage : copy file to"[/color][color=#007700]); return ; } [/color][color=#0000bb]int i[/color][color=#007700]; try{ do{ [/color][color=#0000bb]i [/color][color=#007700]= [/color][color=#0000bb]fin[/color][color=#007700].[/color][color=#0000bb]read[/color][color=#007700](); if([/color][color=#0000bb]i[/color][color=#007700]!= -[/color][color=#0000bb]1[/color][color=#007700]){ [/color][color=#0000bb]fout[/color][color=#007700].[/color][color=#0000bb]write[/color][color=#007700]([/color][color=#0000bb]i[/color][color=#007700]); } }while ([/color][color=#0000bb]i[/color][color=#007700]!= -[/color][color=#0000bb]1[/color][color=#007700]); }catch([/color][color=#0000bb]ioexception exc[/color][color=#007700]){ [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"copy error"[/color][color=#007700]); } [/color][color=#0000bb]fin[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700](); [/color][color=#0000bb]fout[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700](); } public static [/color][color=#0000bb]void movef[/color][color=#007700]([/color][color=#0000bb]string source[/color][color=#007700], [/color][color=#0000bb]string target[/color][color=#007700]) [/color][color=#0000bb]throws ioexception[/color][color=#007700]{ [/color][color=#0000bb]fileinputstream fin [/color][color=#007700]; [/color][color=#0000bb]fileoutputstream fout [/color][color=#007700]; [/color][color=#0000bb]file file[/color][color=#007700]; [/color][color=#0000bb]file [/color][color=#007700]= new [/color][color=#0000bb]file[/color][color=#007700]([/color][color=#0000bb]source[/color][color=#007700]); try{ [/color][color=#0000bb]fin [/color][color=#007700]= new [/color][color=#0000bb]fileinputstream[/color][color=#007700]([/color][color=#0000bb]source[/color][color=#007700]); }catch([/color][color=#0000bb]ioexception exc[/color][color=#007700]){ [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"input file not found"[/color][color=#007700]); return ; } try{ [/color][color=#0000bb]fout [/color][color=#007700]= new [/color][color=#0000bb]fileoutputstream[/color][color=#007700]([/color][color=#0000bb]target[/color][color=#007700]); } catch([/color][color=#0000bb]arrayindexoutofbound***ception exc[/color][color=#007700]){ [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"usage : copy file to "[/color][color=#007700]); return ; } [/color][color=#0000bb]int i[/color][color=#007700]; try{ do { [/color][color=#0000bb]i [/color][color=#007700]= [/color][color=#0000bb]fin[/color][color=#007700].[/color][color=#0000bb]read[/color][color=#007700](); if ([/color][color=#0000bb]i [/color][color=#007700]!= -[/color][color=#0000bb]1[/color][color=#007700]) { [/color][color=#0000bb]fout[/color][color=#007700].[/color][color=#0000bb]write[/color][color=#007700]([/color][color=#0000bb]i[/color][color=#007700]); } } while ([/color][color=#0000bb]i [/color][color=#007700]!= -[/color][color=#0000bb]1[/color][color=#007700]); }catch([/color][color=#0000bb]ioexception exc[/color][color=#007700]){ [/color][color=#0000bb]system[/color][color=#007700].[/color][color=#0000bb]out[/color][color=#007700].[/color][color=#0000bb]println[/color][color=#007700]([/color][color=#dd0000]"move error"[/color][color=#007700]); } [/color][color=#0000bb]fin[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700](); [/color][color=#0000bb]fout[/color][color=#007700].[/color][color=#0000bb]close[/color][color=#007700](); [/color][color=#0000bb]file[/color][color=#007700].[/color][color=#0000bb]delete[/color][color=#007700](); } public static [/color][color=#0000bb]void deletef[/color][color=#007700]([/color][color=#0000bb]string source[/color][color=#007700]){ [/color][color=#0000bb]file file[/color][color=#007700]; [/color][color=#0000bb]file [/color][color=#007700]= new [/color][color=#0000bb]file[/color][color=#007700]([/color][color=#0000bb]source[/color][color=#007700]); [/color][color=#0000bb]file[/color][color=#007700].[/color][color=#0000bb]delete[/color][color=#007700](); } } [/color]
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Xe quét đường là một trong những thiết bị không thể thiếu trong việc duy trì vệ sinh và an toàn cho đô thị. Chúng có vai trò quan trọng trong việc loại bỏ rác thải và bụi bẩn trên các con đường và...
Xe Quét Đường: Thiết Bị Quan Trọng Trong Vệ Sinh Đô Thị