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OnJava8-Examples/enums/EnumClass.java at master · CSapprenticeWT/OnJava8-Examples · GitHub
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// enums/EnumClass.java
// (c)2021 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://OnJava8.com for more book information.
// Capabilities of the Enum class
enum
Shrubbery
{
GROUND
,
CRAWLING
,
HANGING
}
public
class
EnumClass
{
public
static
void
main
(
String
[]
args
) {
for
(
Shrubbery
s
:
Shrubbery
.
values
()) {
System
.
out
.
println
(
s
+
" ordinal: "
+
s
.
ordinal
());
System
.
out
.
print
(
s
.
compareTo
(
Shrubbery
.
CRAWLING
) +
" "
);
System
.
out
.
print
(
s
.
equals
(
Shrubbery
.
CRAWLING
) +
" "
);
System
.
out
.
println
(
s
==
Shrubbery
.
CRAWLING
);
System
.
out
.
println
(
s
.
getDeclaringClass
());
System
.
out
.
println
(
s
.
name
());
System
.
out
.
println
(
"********************"
);
}
// Produce an enum value from a String name:
for
(
String
s
:
"HANGING CRAWLING GROUND"
.
split
(
" "
)) {
Shrubbery
shrub
=
Enum
.
valueOf
(
Shrubbery
.
class
,
s
);
System
.
out
.
println
(
shrub
);
}
}
}
/* Output:
GROUND ordinal: 0
-1 false false
class Shrubbery
GROUND
********************
CRAWLING ordinal: 1
0 true true
class Shrubbery
CRAWLING
********************
HANGING ordinal: 2
1 false false
class Shrubbery
HANGING
********************
HANGING
CRAWLING
GROUND
*/
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