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SzkolenieALX_ProjektPatryka
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Patryk Czarnik
SzkolenieALX_ProjektPatryka
Commits
14b0b232
Commit
14b0b232
authored
Jun 14, 2023
by
Patryk Czarnik
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sprzedaz - czytanie pliku
parent
b398e9bd
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2 changed files
with
52 additions
and
0 deletions
+52
-0
ObslugaCSV.java
src/sprzedaz/ObslugaCSV.java
+35
-0
TestOdczytu.java
src/sprzedaz/TestOdczytu.java
+17
-0
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src/sprzedaz/ObslugaCSV.java
0 → 100644
View file @
14b0b232
package
sprzedaz
;
import
java.io.File
;
import
java.io.FileNotFoundException
;
import
java.math.BigDecimal
;
import
java.time.LocalDate
;
import
java.util.ArrayList
;
import
java.util.List
;
import
java.util.Scanner
;
public
class
ObslugaCSV
{
public
static
List
<
Rekord
>
wczytaj
(
String
sciezka
)
{
return
wczytaj
(
new
File
(
sciezka
));
}
public
static
List
<
Rekord
>
wczytaj
(
File
plik
)
{
List
<
Rekord
>
lista
=
new
ArrayList
<>();
try
(
Scanner
scanner
=
new
Scanner
(
plik
))
{
scanner
.
nextLine
();
while
(
scanner
.
hasNextLine
())
{
String
linia
=
scanner
.
nextLine
();
String
[]
t
=
linia
.
split
(
","
,
-
1
);
Rekord
rekord
=
new
Rekord
(
LocalDate
.
parse
(
t
[
0
]),
t
[
1
],
t
[
2
],
t
[
3
],
t
[
4
],
new
BigDecimal
(
t
[
5
]),
Integer
.
parseInt
(
t
[
6
]));
lista
.
add
(
rekord
);
}
}
catch
(
FileNotFoundException
e
)
{
e
.
printStackTrace
();
}
return
lista
;
}
}
src/sprzedaz/TestOdczytu.java
0 → 100644
View file @
14b0b232
package
sprzedaz
;
import
java.util.List
;
public
class
TestOdczytu
{
public
static
void
main
(
String
[]
args
)
{
List
<
Rekord
>
lista
=
ObslugaCSV
.
wczytaj
(
"sprzedaz.csv"
);
System
.
out
.
println
(
"Wczytano "
+
lista
.
size
()
+
" rekordów."
);
for
(
Rekord
rekord
:
lista
)
{
System
.
out
.
println
(
rekord
);
}
}
}
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