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hello-java/basic/c09_exceptions/Exceptions.java at main · mouredev/hello-java · GitHub
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hello-java
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basic
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c09_exceptions
/
Exceptions.java
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65 lines (54 loc) · 1.78 KB
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hello-java
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basic
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c09_exceptions
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Exceptions.java
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package
basic
.
c09_exceptions
;
/*
Clase 69 - Excepciones
Vídeo: https://youtu.be/JOAqpdM36wI?t=27930
*/
public
class
Exceptions
{
public
static
void
main
(
String
[]
args
) {
// Manejo de excepciones
// try catch
try
{
var
result
=
10
/
0
;
System
.
out
.
println
(
result
);
}
catch
(
ArithmeticException
e
) {
System
.
out
.
println
(
"Error: "
+
e
);
}
// try con múltiples catch
try
{
var
result
=
10
/
5
;
System
.
out
.
println
(
result
);
var
name
=
"Brais"
;
name
=
null
;
System
.
out
.
println
(
"Name: "
+
name
.
toUpperCase
());
}
catch
(
ArithmeticException
e
) {
System
.
out
.
println
(
"Cuidado con dividir algo que no puedes: "
+
e
);
}
catch
(
NullPointerException
e
) {
System
.
out
.
println
(
"Ha ocurrido un null pointer mítico!"
);
}
catch
(
Exception
e
) {
System
.
out
.
println
(
"Se ha producido un error no esperado"
);
}
// finally
try
{
var
result
=
10
/
0
;
System
.
out
.
println
(
result
);
}
catch
(
ArithmeticException
e
) {
System
.
out
.
println
(
"Error: "
+
e
);
}
finally
{
System
.
out
.
println
(
"Fin del bloque try-catch"
);
}
// throw
var
throwExample
=
new
ThrowExample
();
try
{
throwExample
.
checkAge
(
15
);
}
catch
(
IllegalArgumentException
e
) {
System
.
out
.
println
(
"Error revisando la edad: "
+
e
.
getMessage
());
}
// Excepción personalizada
try
{
throwExample
.
checkScore
(
450
);
}
catch
(
CustomException
e
) {
System
.
out
.
println
(
"Error revisando la puntuación: "
+
e
.
getMessage
());
}
System
.
out
.
println
(
"Fin"
);
}
}
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