import
java.util.*;
public
class
GFG1 {
public
static
void
main(String[] argv)
throws
Exception<div
class
=
"code-output"
>
<b>Output:</b>
<pre>
Initial Mappings are: {
10
=Geeks,
15
=
4
,
20
=Geeks,
25
=Welcomes,
30
=You}
The set is: [
10
=Geeks,
15
=
4
,
20
=Geeks,
25
=Welcomes,
30
=You]
</pre>
</div>
{
try
{
SortedMap<Integer, String>
sotreemap =
new
TreeMap<Integer, String>(
Collections.reverseOrder());
sotreemap.put(
1
,
"one"
);
sotreemap.put(
2
,
"two"
);
sotreemap.put(
3
,
"three"
);
sotreemap.put(
4
,
"four"
);
sotreemap.put(
5
,
"five"
);
System.out.println(
"SortedTreeMap: "
+ sotreemap);
Comparator comp = sotreemap.comparator();
System.out.println(
"Comparator value: "
+ comp);
}
catch
(NullPointerException e) {
System.out.println(
"Exception thrown : "
+ e);
}
}
}