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package java.lang;

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
Author: unascribed
See Also:
Since: 1.0
/** * Thrown when an application tries to create an instance of a class * using the {@code newInstance} method in class * {@code Class}, but the specified class object cannot be * instantiated. The instantiation can fail for a variety of * reasons including but not limited to: * * <ul> * <li> the class object represents an abstract class, an interface, * an array class, a primitive type, or {@code void} * <li> the class has no nullary constructor *</ul> * * @author unascribed * @see java.lang.Class#newInstance() * @since 1.0 */
public class InstantiationException extends ReflectiveOperationException { @java.io.Serial private static final long serialVersionUID = -8441929162975509110L;
Constructs an InstantiationException with no detail message.
/** * Constructs an {@code InstantiationException} with no detail message. */
public InstantiationException() { super(); }
Constructs an InstantiationException with the specified detail message.
Params:
  • s – the detail message.
/** * Constructs an {@code InstantiationException} with the * specified detail message. * * @param s the detail message. */
public InstantiationException(String s) { super(s); } }