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Class InstantiationException

java.lang.Object

java.lang.Throwable

java.lang.Exception

java.lang.ReflectiveOperationException

java.lang.InstantiationException

All Implemented Interfaces:: Serializable

public class InstantiationException extends ReflectiveOperationException

Thrown when an application tries to create an instance of a class using the newInstance method in class Class, but the specified class object cannot be instantiated. The instantiation can fail for a variety of reasons including but not limited to:

the class object represents an abstract class, an interface, an array class, a primitive type, or void
the class has no nullary constructor

Since:

1.0

See Also:

Constructor Summary

Constructor	Description
`InstantiationException()`	Constructs an `InstantiationException` with no detail message.
`InstantiationException(String s)`	Constructs an `InstantiationException` with the specified detail message.

Method Summary

Methods declared in class java.lang.Throwable

addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

Methods declared in class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

InstantiationException

public InstantiationException()

Constructs an InstantiationException with no detail message.

InstantiationException

public InstantiationException(String s)

Constructs an InstantiationException with the specified detail message.

Parameters:: s - the detail message.

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https://docs.oracle.com/en/java/javase/21/docs/api/java.base/java/lang/InstantiationException.html