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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);
}
}