Module java.base
Package java.lang

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:
Class.newInstance(), Serialized Form

  • 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.