package object_out;
import java.util.HashMap;
import java.util.concurrent.ConcurrentHashMap;
public class TestParenthesizedExpressionUnraveling {
ConcurrentHashMap hm = new ConcurrentHashMap();
void doParen() {
hm.putIfAbsent("a_key", "a_value");
}
void doParen2() {
hm.putIfAbsent("a_key", "a_value");
}
void doParen3() {
hm.putIfAbsent("a_key", "a_value");
}
}