Javatpoint Logo
Javatpoint Logo

Java Collections unmodifiableSortedMap() Method

The unmodifiableSortedMap() method of Java Collections class is used to get an unmodifiable view of the specified sorted map.

Syntax

Following is the declaration of unmodifiableSortedMap() method:

Parameter

Parameter Description Required/Optional
m It is the sorted map for which an unmodifiable view is to be returned. Required

Returns

The unmodifiableSortedMap() method returns an unmodifiable view of the specified sorted map.

Exceptions

NA

Example 1

Test it Now

Output:

Original Map: {1=1001, 2=1002, 3=1003, 4=1004}
Unmodifiable Sorted Map: {1=1001, 2=1002, 3=1003, 4=1004, 5=1005}

Example 2

Test it Now

Output:

Original Map: {1=Whatsapp, 2=Twitter, 3=Facebook, 4=Instagram}
Unmodifiable Sorted Map: {1=Whatsapp, 2=Twitter, 3=Facebook, 4=Instagram, 5=Hangout}

Example 3

Test it Now

Output:

Original Map: {1=one, 2=two}
Exception in thread "main" java.lang.UnsupportedOperationException
	at java.base/java.util.Collections$UnmodifiableMap.remove(Collections.java:1456)
	at myPackage.CollectionsUnmodifiableSortedMapExample3.main(CollectionsUnmodifiableSortedMapExample3.java:10)





Please Share

facebook twitter google plus pinterest

Learn Latest Tutorials


Preparation


Trending Technologies


B.Tech / MCA