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InstantiationException (Java Platform SE 6) - JDK 5 Documentation v6.0, Java 2 SDK 英文文档

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java.lang
Class InstantiationException

java.lang.Object
  java.lang.Throwable
      java.lang.Exception
          java.lang.InstantiationException

All Implemented Interfaces:

Serializable

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public class InstantiationException
extends Exception

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:

JDK1.0

See Also:

Class.newInstance(), Serialized Form

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Constructor Summary
InstantiationException()           Constructs an InstantiationException with no detail message.
InstantiationException(String s)           Constructs an InstantiationException with the specified detail message.

 

Method Summary

 

Methods inherited from class java.lang.Throwable
fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

 

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

 

Constructor Detail

InstantiationException

public InstantiationException()

Constructs an InstantiationException with no detail message.

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InstantiationException

public InstantiationException(String s)

Constructs an InstantiationException with the specified detail message.

Parameters:

s - the detail message.

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For further API reference and developer documentation, see Java SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.

Copyright 2006 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms. Also see the documentation redistribution policy.