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9b5d02ac8c92b1e71523cc15cb3d168d57fbd898
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.
/
java
/
typeMigration
/
testData
/
refactoring
/
typeMigrationByAtomic
/
reverseString
/
before
/
Test.java
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import
java
.
util
.
concurrent
.
atomic
.
AtomicReference
;
class
Test
{
AtomicReference
<
String
>
s
=
new
AtomicReference
<
String
>(
""
);
void
foo
()
{
if
(
s
==
null
)
{
System
.
out
.
println
(
s
.
get
());
}
}
}