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Java Collections checkedSet() Method

The checkedSet() is an inbuilt method of Java Collections class. This method is used to get a dynamically typesafe view of the specified Set.

Syntax

Following is the declaration of checkedSet() method:

Parameter

Parameter Description Required/Optional
s It is the set for which a dynamically typesafe view is to be returned. Required
type It is the type of element that s is permitted to hold. Required

Returns

The checkedSet() method automatically returns a dynamically typesafe view of the specified Set in the ascending order.

Exceptions

ClassCastException

Compatibility Version

Java 1.5 and above

Example 1

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Output:

Type safe view of the Set is: [Hindi100, JavaTpoint, JavaTraining, SSSIT]

Example 2

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Output:

The view of the Set is: [500, 900, 1100, 2200] 

Example 3

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Output:

Dynamic type safe view of Set is: [1800, 1500, 1100]
Exception in thread "main" java.lang.ClassCastException: Attempt to insert class java.lang.String element into collection with element type class java.lang.Integer
	at java.base/java.util.Collections$CheckedCollection.typeCheck(Collections.java:3038)
	at java.base/java.util.Collections$CheckedCollection.add(Collections.java:3081)
	at myPackage.CollectionCheckedSetExample3.main(CollectionCheckedSetExample3.java:12)





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