Class 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:
Class.newInstance(), Serialized Form

Constructors

Constructor Description
InstantiationException()

Constructs an InstantiationException with no detail message.
InstantiationException​(String s)

Constructs an InstantiationException with the specified detail message.

Methods

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

Constructors

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/11/docs/api/java.base/java/lang/InstantiationException.html