程序包 java.lang

类 InstantiationException

java.lang.Object

java.lang.Throwable

java.lang.Exception

java.lang.ReflectiveOperationException

java.lang.InstantiationException

所有已实现的接口:

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

从以下版本开始:

JDK1.0

另请参阅:

Class.newInstance(), 序列化表格

构造器概要

构造器

构造器	说明
InstantiationException()	Constructs an InstantiationException with no detail message.
InstantiationException(String s)	Constructs an InstantiationException with the specified detail message.

方法概要

从类继承的方法 java.lang.Object

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

从类继承的方法 java.lang.Throwable

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

构造器详细资料

InstantiationException

public InstantiationException()

Constructs an InstantiationException with no detail message.

InstantiationException

public InstantiationException(String s)

Constructs an InstantiationException with the specified detail message.

参数:

s - the detail message.