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Java Collections emptySortedSet() Method

The emptySortedSet() method of Java Collections class is used to get the sorted Set that has no elements. These empty Set are immutable in nature.

Syntax

Following is the declaration of emptySortedSet() method:

Parameter

This method does not accept any parameter.

Returns

The emptySortedSet() method returns an empty sorted Set.

Exceptions

NA

Compatibility Version

Java 1.8 and above

Example 1

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Output:

Empty Sorted Set: []

Example 2

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Output:

Created empty immutable Sorted Set: []Exception in thread "main" 
java.lang.UnsupportedOperationException
	at java.base/java.util.Collections$UnmodifiableCollection.add(Collections.java:1056)
	at myPackage.CollectionsEmptySortedSetExample2.main(CollectionsEmptySortedSetExample2.java:9)

Example 3

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Output:

Exception in thread "main" java.lang.UnsupportedOperationException
	at java.base/java.util.Collections$UnmodifiableCollection.add(Collections.java:1056)
	at myPackage.CollectionsEmptySortedSetExample3.main(CollectionsEmptySortedSetExample3.java:8)





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