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public
class
Foo {
private
int
x = 100;
public
int
getX() {
return
x;
}
public
int
fix(int
y)
{
x = x - y;
return
x;
}
}
public
class
MyRunnable implements
Runnable {
private
Foo foo = new
Foo();
public
static
void
main(String[] args) {
MyRunnable r = new
MyRunnable();
Thread ta = new
Thread(r, "Thread-A"
);
Thread tb = new
Thread(r, "Thread-B"
);
ta.start();
tb.start();
}
public
void
run() {
for
(int
i =
0; i < 3; i++) {
this
.fix(30);
try
{
Thread.sleep(1);
} catch
(InterruptedException e) {
e.printStackTrace();
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